Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The arrival of September is marked by a minor reduction in average high-temperature, sliding from a warm 78.4°F (25.8°C) in August to a pleasant 71.8°F (22.1°C). In Auburn Hills, the nighttime temperature averages to a refreshing 55.4°F (13°C) during September.Humidity
In Auburn Hills, the average relative humidity in September is 76%.Rainfall
In Auburn Hills, in September, it is raining for 12.1 days, with typically 1.46" (37mm) of accumulated precipitation. In Auburn Hills, during the entire year, the rain falls for 146.2 days and collects up to 18.5" (470mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 29min.On the first day of September, sunrise is at 6:58 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:15 pm EDT.
Sunshine
In September, the average sunshine is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Auburn Hills have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Auburn Hills have in September?
How high is the UV index in September in Auburn Hills?
Average temperature in September
Auburn Hills, MI
- Average high temperature in September: 71.8°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in September: 55.4°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in September
Auburn Hills, MI
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Auburn Hills, MI
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Auburn Hills, MI
- Average humidity in September: 76%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, May, July and August (75%).
Average rainfall in September
Auburn Hills, MI
- Average rainfall in September: 1.46"
The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are February and December (1.02").
Average rainfall days in September
Auburn Hills, MI
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.4 days).
Average snowfall in September
Auburn Hills, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Auburn Hills, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Auburn Hills, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Auburn Hills, MI
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is February (9.8 days).
Average UV index in September
Auburn Hills, MI
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Auburn Hills, MI
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in September
Auburn Hills, MI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Auburn Hills, Michigan, USA
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