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
With September's onset, the weather reveals a slight temperature decrease, transitioning from a moderately hot 77°F (25°C) in August to a pleasant 70°F (21.1°C). In Bentley, an average temperature of 53.4°F (11.9°C) is noted during September nights.Humidity
In Bentley, the average relative humidity in September is 78%.Rainfall
The months with the least rainfall are February, September and November Rain falls for 10.8 days and accumulates 1.02" (26mm) of rain.Snowfall
In Bentley, snow does not fall in May through October.Daylight
In Bentley, the average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 7:00 am and sunset at 8:11 pm. On the last day of September, in Bentley, sunrise is at 7:33 am and sunset at 7:18 pm EDT.
Sunshine
The average sunshine in September in Bentley is 7.9h.UV index
In Bentley, Michigan, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What is the temperature in September in Bentley?
What is the average humidity in September in Bentley?
What is the driest month in Bentley?
How much does it rain in Bentley in September?
When it does not snow in Bentley?
How many hours of daylight does Bentley have in September?
When is the sunrise / sunset in September in Bentley?
How many hours of sunshine does Bentley have in September?
What is the UV index reading in September in Bentley?
Average temperature in September
Bentley, MI
- Average high temperature in September: 70°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in September: 53.4°F
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).
Average pressure in September
Bentley, MI
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Bentley, MI
- Average wind speed in September: 7.7mph
The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in September
Bentley, MI
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Bentley, MI
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is May (2.8").
The driest months (with the least rainfall) are February, September and November (1.02").
Average rainfall days in September
Bentley, MI
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Bentley, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.28").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Bentley, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Bentley, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in September
Bentley, MI
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is September (16.9 days).
The month with the least sunshine days is February (10.3 days).
Average UV index in September
Bentley, MI
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Bentley, MI
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Bentley, 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).
Bentley, Michigan, USA
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