September weather forecastBloomfield Hills, MI
September
Weather in September
September, the first month of the autumn in Bloomfield Hills, is still a pleasant month, with an average temperature varying between 55.8°F (13.2°C) and 72.1°F (22.3°C).Temperature
September's arrival signals a moderate reduction in the average high-temperature, easing from a moderately hot 79°F (26.1°C) in August to a pleasant 72.1°F (22.3°C). During September, the temperature tends to dip to an average of 55.8°F (13.2°C) at night.Humidity
In September, the average relative humidity is 76%.Rainfall
In Bloomfield Hills, Michigan, in September, it is raining for 12.6 days, with typically 1.38" (35mm) of accumulated precipitation. In Bloomfield Hills, during the entire year, the rain falls for 136 days and collects up to 16.57" (421mm) of precipitation.Snowfall
In Bloomfield Hills, snow does not fall in June through September.Daylight
In Bloomfield Hills, the average length of the day in September 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
The average sunshine in September is 8.1h.UV index
In Bloomfield Hills, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily high UV index of 4 in September leads to these guidelines:
Take precautions - Protection against sun damage is advised. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Bloomfield Hills, MI
- Average high temperature in September: 72.1°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in September: 55.8°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in September
Bloomfield 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
Bloomfield Hills, MI
- Average wind speed in September: 7.4mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Bloomfield Hills, MI
- Average humidity in September: 76%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, July and August (74%).
Average rainfall in September
Bloomfield Hills, MI
- Average rainfall in September: 1.38"
The wettest month (with the highest rainfall) is May (2.17").
The driest month (with the least rainfall) is February (0.83").
Average rainfall days in September
Bloomfield Hills, MI
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in September
Bloomfield Hills, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Bloomfield Hills, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Bloomfield Hills, MI
- Average daylight in September: 12h and 30min
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 6min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Bloomfield Hills, MI
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in September
Bloomfield Hills, MI
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Bloomfield Hills, MI
- Average cloud cover in September: 34
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
Bloomfield Hills, MI
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
