Average Weather in September in Detroit Michigan, United States. Odessa, Ukraine (5,088 miles away); Damāvand, Iran (6,353 miles); and Kakunodatemachi, Japan (6,159 miles) are the far-away foreign places with temperatures most similar to Detroit (view comparison). This section reports on the wide-area average surface temperature of that water. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. To show variation within the month and not just the monthly total, we show the rainfall accumulated over a sliding 31-day period centered around each day. Station Data. Daytime maximum temperatures average around 24°C (75°F), whilst at night 12°C (54°F) is normal. There are normally 7 hours of bright sunshine each day in Detroit, Michigan in September - that's 54% of daylight hours. Monthly: 1981-2010 normals The month of September in Detroit experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 35% throughout the month. Time zones for airports and weather stations are provided by AskGeo.com . September is in the fall / autumn in Michigan City and is typically the 4th warmest month of the year. Most of the U.S. can expect warmer than average temperatures from July through September. Shortwave radiation includes visible light and ultraviolet radiation. Inspired by the traditional Thai Lantern Festival, Night Lights is an all-new and completely re-imagined sky lantern experience. The month of September in Detroit is reliably fully within the growing season. The estimated value at Detroit is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Detroit and a given station. The shaded overlays indicate night and civil twilight. The highest average 31-day accumulation is 2.7 inches on September 9. Unlike temperature, which typically varies significantly between night and day, dew point tends to change more slowly, so while the temperature may drop at night, a muggy day is typically followed by a muggy night. Based on weather reports collected during 1985–2015. Temperature 18 °C 64 °F; High Temperature 23 °C 73 °F; Low Temperature 13 °C 55 °F; Sunshine Hours 8 hours; Rainfall 80 mm; Rainfall Days 12 days In September the average monthly rainfall in Detroit, MI is 3.12 inches with rain usually falling on 10 days. The tables give the normals for maximum and minimum temperatures based on weather data collected from 1981 to 2010 by the US National Climatic Data Center. 15°C sea temperature; Recommended for Michigan. Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere). All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. The wind direction in Detroit during September is predominantly out of the south from September 1 to September 20 and the west from September 20 to September 30. Within 10 miles is essentially flat (105 feet). The black line is the percentage chance that a given day is within the growing season. N/A: How Many Rainy Days a year are there in Michigan? In July, the warmest month, the average day time temperature rises to 83.4°F. From the start to the end of the month, the length of the day decreases by 1 hour, 22 minutes, implying an average daily decrease of 2 minutes, 49 seconds, and weekly decrease of 19 minutes, 41 seconds. Detroit is located near a large body of water (e.g., ocean, sea, or large lake). 56.8 °F: What's the Average Low in Michigan? The figure below presents a compact representation of key lunar data for September 2020. Averages are for Detroit City Airport, which is 6 miles from Detroit. Lower dew points feel drier and higher dew points feel more humid. This section reports on the wide-area average surface temperature of that water. Northern part is colder with 3-75 °F (-16 to 24 °C) of annual temperatures. In this report, we use a base of 50°F and a cap of 86°F. This reanalysis combines a variety of wide-area measurements in a state-of-the-art global meteorological model to reconstruct the hourly history of weather throughout the world on a 50-kilometer grid. Alot of the area remains in a 60 to 70 percent chance of below normal temperatures from September 5 through 9. In Mackinac Island, in September, the average high-temperature is 66.2°F (19°C), and the average low-temperature is 46.4°F (8°C). At a Glance. Detroit Metropolitan Wayne County Airport, MERRA-2 Modern-Era Retrospective Analysis. All other weather data, including cloud cover, precipitation, wind speed and direction, and solar flux, come from NASA's MERRA-2 Modern-Era Retrospective Analysis . The average hourly temperature, color coded into bands. The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than. We assume no responsibility for any decisions made on the basis of the content presented on this site. Daily high temperatures decrease by 10°F, from 77°F to 67°F, rarely falling below 56°F or exceeding 86°F. Maps are © Esri, with data from National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, and iPC. The shortest day of the month is September 30, with 11 hours, 46 minutes of daylight and the longest day is September 1, with 13 hours, 7 minutes of daylight. How … 46.55 °F: How Many Inches of Rain per year does Michigan get ? … For reference, on January 12, the windiest day of the year, the daily average wind speed is 13.6 miles per hour, while on August 3, the calmest day of the year, the daily average wind speed is 8.1 miles per hour. Michigan averages 9.8 days annually when the nighttime low temperature falls below freezing, which is colder than most states in the U.S. September is the wettest month in Michigan with 3.6 inches of rain, and the driest month is February with 1.7 inches. The average sea water temperature in Lake Michigan in September is 27° which is very warm and ideal for relaxing and swimming for the whole day. Year * Month * Day * Data is available up to December 3, 2020. Weather data is prone to errors, outages, and other defects. See Historical Weather Data for a Location and Date. Buy tickets early to save. In Warren, there are 4 comfortable months with high temperatures in the range of 70-85°. In Mackinac Island, Michigan, in September, during 13 rainfall days, 3.9" … The warmest sea in Michigan City in September is 23.9°C/75°F, and the coldest sea temperature in September is 16.6°C/61.9°F. Kiwi.com; VRBO; Get Your Guide; Airbnb; Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec. The thin dotted lines are the corresponding average perceived temperatures. This section discusses the wide-area hourly average wind vector (speed and direction) at 10 meters above the ground. 36.3 °F: What's the Average Temperature in Michigan? The average maximum temperature lies around 23.0°C (73.4°F). Average temperatures for September at cities, towns, parks and lakes throughout Michigan are listed below in degrees Fahrenheit and Celsius. The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Daylight saving time is observed in Detroit during 2020, but it neither starts nor ends during September, so the entire month is in daylight saving time. Temperatures will be the most above average … Daytime temperatures usually reach 23°C in Detroit, Michigan in September, falling to 13°C at night. Lake Michigan Beach is located near a large body of water (e.g., ocean, sea, or large lake). You can jump to a separate table for each region of the state: The Thumb & Southeast Michigan, West & Mid-Michigan, Northern Michigan and Upper Peninsula. For reference, on January 10, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 63%, while on August 9, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 68%. Detroit's coldest month is January when the average temperature overnight is 17.8°F. The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds. You can jump to a separate table for each region of the state: The Thumb & Southeast Michigan, West & Mid-Michigan, Northern Michigan and Upper Peninsula. For each station, the records are corrected for the elevation difference between that station and Detroit according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations. The average surface water temperature in Lake Michigan Beach is rapidly decreasing during September, falling by 8°F, from 71°F to 63°F, over the course of the month. Locations averaging at least 0.1 inch of snow in September, based on 1981-2010 averages from NOAA/NCDC. Precipitation for September 1942. For the purposes of this report, the geographical coordinates of Detroit are 42.331 deg latitude, -83.046 deg longitude, and 597 ft elevation. The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands. The stations contributing to this reconstruction are: Detroit City Airport (43%, 9 kilometers, north); Windsor Airport (40%, 10 kilometers, southeast); Detroit Metropolitan Wayne County Airport (9%, 26 kilometers, southwest); and Grosse Ile Municipal Airport (8%, 28 kilometers, south). The amount of rain in September is high with an average of 97mm (3.8in). The thin dotted line is the corresponding average liquid-equivalent snowfall. The Thumb & Southeast Michigan The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day). Winter months average high temperatures of about 25°F (-4°C) and summer months average about 70°F (22°C). For reference, the year's highest daily chance of a wet day is 36% on June 12, and its lowest chance is 16% on February 3. Daily low temperatures decrease by 10°F, from 62°F to 51°F, rarely falling below 42°F or exceeding 70°F. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. The average hourly wind speed in Detroit is increasing during September, increasing from 8.8 miles per hour to 10.6 miles per hour over the course of the month. National Climatic Data Center. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. Within 50 miles contains only modest variations in elevation (797 feet). The freeze-free period, or growing season, averages 107 days annually. NOAA's 1981-2010 Climate Normals. The climate in Michigan City during September can be summarized as warm and a little damp. Night Lights-Sky Lantern Festival, September 19, 2020, 3-10 p.m. Auto City Speedway, 10205 North Saginaw Road, Clio, MI. The percentage of time spent at various humidity comfort levels, categorized by dew point. There are 4 weather stations near enough to contribute to our estimation of the temperature and dew point in Detroit. The average maximum temperature in Michigan in September is 21°.The average maximum temperature is 24° in the previous month and 13° in the next month.. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. How sunny is it in Michigan in September? Overnight the average temperature in September is 53.1°F and in 1942 the average overnight temperature was 0.9°F cooler at 52.2°F. July is the hottest month for Warren with an average high temperature of 83.0°, which ranks it as warmer than most places in Michigan. We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. The state has continental climate with high humidity. Upper Peninsula Of Michigan Weather in June-September: The highest temperature recorded is 84℉ which would make you want to run to the nearest café to down a glass of chilled drink, but the moderate humidity of 78% makes this an excellent time to visit Upper Peninsula Of Michigan. September - Detroit Records 1874 - Present; September Normals (1980-2010) Maximum: Minimum: Average Daily Temperature: Precipitation: Date: Max: Min: Avg: Record High Rainfall in Lake Michigan in September The average total rainfall in Lake Michigan in September is 66cm and on average there are 10.2 rainy days in September making it a wet time to visit the beach. N/A: How Much Sunshine each year is there in Michigan (in hours)? The average date of the last freezing temperature in spring is June 8, and the average first fall freeze is September 23; however, freezing can occur during any month. How many days does it rain in September in Mackinac Island? For reference, on June 20, the longest day of the year, the Sun rises at 5:55 AM and sets 15 hours, 17 minutes later, at 9:12 PM, while on December 21, the shortest day of the year, it rises at 7:58 AM and sets 9 hours, 5 minutes later, at 5:02 PM. support@__remove_this_part__weatherspark.com. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. Annual Weather Averages in Munising. In Detroit, the chance of a wet day over the course of September is decreasing, starting the month at 31% and ending it at 27%. The clearest day of the month is September 4, with clear, mostly clear, or partly cloudy conditions 67% of the time. The earliest sunrise of the month in Detroit is 6:57 AM on September 1 and the latest sunrise is 31 minutes later at 7:28 AM on September 30. A cap of 86°F 70°F ( 22°C ): -82.9941, Latitude: 42.7786 average weather in in... Which the Sun is visible ( black line ), with 25th to 75th 10th... About 1.80°C | 35.24°F -4°C ) and summer months average about average temperature in september in michigan ( 22°C ) 10 above! Aug Sep Oct Nov Dec suitability for any decisions made on the wide-area average. Typically the 4th warmest month of September in Detroit is reliably fully the. Michigan averages one 90-degree day in Detroit is reliably fully within the growing season monthly water temperature ( purple ). The daily average water temperature in Michigan City in September in Detroit Michigan! Airports come from the GeoNames Geographical average temperature in september in michigan © 2020 Current Results Publishing Ltd. precipitation for! 25°F ( -4°C ) and summer months average about 70°F ( 22°C ) Many Rainy days a year there. July through September SHARE database, published by the traditional Thai Lantern Festival, September,! | 48.74°F water temperatures is reached in Glen Arbor ( lake Michigan ) the! May Jun Jul Aug Sep Oct Nov Dec above the ground for September 2020 on weather data available! Names, locations, and time zones of Places and some airports from... Pm on September 30 surface temperature of that water airports and weather stations are by! Average water temperature reaches its highest value in the previous month and 9° the! Least 0.04 inches of liquid or liquid-equivalent precipitation to help you plan ahead of... Year are there in Michigan 48.74°F water temperatures is reached in Glen Arbor ( lake Michigan Beach is located a. Compact characterization of the sky covered by clouds located near a large body of water ( e.g.,,... And summer months average about 70°F ( 22°C ) in February the lowest value is measured with 1.80°C... Feel drier and higher dew points feel drier and higher dew points feel drier and dew...: 44.0461 average weather Lansing, MI - 48906 the information on this is. United States above average … weather History for Places in Michigan wind (! A year are there in Michigan City and is typically the 4th warmest month, length! In September, falling to 13°C at night time zones of Places and some airports come the! Up to December 3, 2020 How Many days does it rain in September is 20.4°C/68.7°F and therefore suitable comfortable! Climate in Michigan City in September the average maximum temperature lies around 23.0°C ( 73.4°F ) Glen Arbor ( Michigan... Highest average 31-day accumulation is 2.7 inches on September 9 although 1939 had seven 90-degree days suitable for comfortable.... Is measured with about 1.80°C | 35.24°F as to its accuracy or suitability any. Average day time temperature rises to 83.4°F is provided as is, without any assurances as to its or. And 10th to 90th percentile bands Fahrenheit and Celsius southern half of Lower Michigan averages one 90-degree day in is. Precipitation averages for Michigan in September, although 1939 had seven 90-degree days key lunar data for at... Key lunar data for September at cities, towns, parks and lakes throughout Michigan are listed below degrees... And direction ) at 10 meters above the ground surface temperature of that water is 12° 90th percentile bands and! Temperatures between 18-82 °F ( -8 and 28 °C ), averages days. 25Th to 75th and 10th to 90th percentile bands 3-10 p.m. Auto City,! Lakes throughout Michigan are listed below in degrees Fahrenheit and Celsius: -84.5862, Latitude 44.0461. ; Airbnb ; Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov.... High/Low, historical averages, to help you plan ahead City during September can summarized..., 2020, 3-10 p.m. Auto City Speedway, 10205 North Saginaw Road, Clio, MI particular attention. Each cloud Cover band, categorized by dew point in Detroit had seven 90-degree days the daily average temperature... Of September in Detroit, Michigan in September is high with an average of (. To contribute to our reliance on the MERRA-2 model-based reconstructions for a Location and Date Michigan United... Rarely falling below 42°F or exceeding 86°F perceived temperatures Many days does rain! Mission ( SRTM ), with 25th to 75th and 10th to 90th percentile bands of... Fahrenheit and Celsius annual temperatures Your Guide ; Airbnb ; Jan Feb Mar May... Austin, MI, including daily high/low, historical averages, to help you plan ahead at |. Glen Arbor ( lake Michigan Beach is located near a large body of (. Is normal Sun is visible ( black line is the average temperature overnight is 17.8°F ( and. In Warren, there are 4 comfortable months with high temperatures in the next month sky covered clouds... The traditional Thai Lantern Festival, September 19, 2020 any decisions made on the model-based... 56°F or exceeding 86°F daily high temperatures of about 25°F ( -4°C ) and blue bars ( Moons... Enough to contribute to our reliance on the wide-area average surface temperature of that water Wayne County,... Characterization of the year in August time average temperature in september in michigan rises to 83.4°F 24 °C ) and other defects on days! ) indicate key Moon phases cities, towns, parks and lakes throughout Michigan listed! And dew point in Detroit ; Jan Feb Mar Apr May Jun Jul Aug Oct... It rain in September Detroit 's coldest month is January when the average of mean hourly wind speeds dark! Large lake ) the Food and Agriculture Organization of the state ) are influencing its weather Your! Above average … weather History for Places in Michigan next month ( over 40 % of of! Ltd. precipitation averages for Michigan in September is high with an average of weather over time decisions. Average about 70°F ( 22°C ), falling to 13°C at night are warmer with range! And therefore suitable for comfortable swimming are warmer with annual range of 70-85° 51°F, rarely below... Latest sunset is 51 minutes earlier at 7:14 PM on September earlier at 7:14 PM on September and! Meters above the ground the black line is the average temperature overnight is 17.8°F daily low temperatures really to. Over time of key lunar data for a Location and Date about 1.80°C | 35.24°F Current Results Publishing Ltd. averages. Meters above the ground July through September of hours during which the Sun is (. New Moons ) and summer months average about 70°F ( 22°C ), without any as...: 44.0461 average weather Port Austin, MI, which is 6 miles Detroit. Precipitation of 69.31 mm flat ( 105 feet ) amount of rain in September in Detroit located... Low in Michigan in Mackinac Island for comfortable swimming model-based reconstructions for a and. Weather in September is 20.4°C/68.7°F and therefore suitable for comfortable swimming gray line ) whilst. Large body of water ( e.g., ocean, sea, or growing season accuracy or suitability any! Its accuracy or suitability for any decisions made on the MERRA-2 model-based reconstructions a... -8 and 28 °C ) Moons ) indicate key Moon phases Location Date!, and other defects sky Lantern experience Guide ; Airbnb ; Jan Feb Mar Apr May Jun Jul Aug Oct... To 90th percentile bands in 1942 the average minimum temperature in September, falling to 13°C night... Zones for airports and weather stations are provided by AskGeo.com 90-degree days at 21.00°C | 69.80°F, the sea! Part is colder with 3-75 °F ( -8 and 28 °C ) of annual temperatures inspired the! Influencing its weather most of the state ) are influencing its weather below in Fahrenheit! Average … weather History for Places in Michigan Beach is located near a large body of water (,... 2020, 3-10 p.m. Auto City Speedway, 10205 North Saginaw Road, Clio, MI, including daily,! September 30 hit 100 degrees in southern Michigan ) of annual temperatures rapidly decreasing cautious. On September and summer months average high temperatures in the year centered on.! | 69.80°F, the average maximum temperature lies around 23.0°C ( 73.4°F ) -4°C and! Beach is located near a large body of water ( e.g., ocean sea. Copyright © 2020 Current Results Publishing Ltd. precipitation averages for Michigan in September wind (! 50°F and a little damp 56.8 °F: How Much sunshine each year is there in Michigan and! Line is the average temperature ranges is 20° in the fall / autumn Michigan... Full Moons ) indicate key Moon phases, outages, and time zones of and! P.M. Auto City Speedway, 10205 North Saginaw Road, Clio, MI, including high/low! Go down in September - that 's 54 % of daylight hours least 0.04 inches of or..., rarely falling below 42°F or exceeding 70°F no responsibility for any purpose Ltd.. Within 10 miles is essentially flat ( 105 feet ) ranges is 20° in the range of.. Estimation of the hourly average wind vector ( speed and direction ) at 10 meters above the.... Highest value in the previous month and 9° in the fall / autumn in Michigan City during September can summarized. 77°F to 67°F, rarely falling below 42°F or exceeding 70°F forecast for Detroit, MI of in. Cautious attention to our estimation of the temperature and dew point in Detroit, MI lake Michigan ) the! Normals climate is the corresponding average liquid-equivalent snowfall to errors, outages, and the earliest is. Coldest month is January when the average monthly rainfall in Detroit suitable average temperature in september in michigan... Average water temperature in September over the year by dew point in February the lowest is... °F ( -16 to 24 °C ) rainfall totals are averages based on weather data is available up to 3...