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
As August transitions into September, Somers sees a gentle drop in the average high-temperature, transitioning from a warm 76.8°F (24.9°C) to a pleasant 70.7°F (21.5°C). Somers, during the month of September, experiences an average low-temperature of 57.6°F (14.2°C).Humidity
In Somers, the average relative humidity in September is 78%.Rainfall
In Somers, during September, the rain falls for 12.7 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, there are 148 rainfall days, and 27.09" (688mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Somers, the average length of the day in September is 12h and 29min.On the first day of September in Somers, sunrise is at 6:17 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:34 pm CDT.
Sunshine
In Somers, Wisconsin, the average sunshine in September is 9.1h.UV index
In September, the average daily maximum UV index in Somers is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What are September temperatures in Somers?
What is the average humidity in September in Somers?
How much does it rain in Somers in September?
When it does not snow in Somers?
Does it snow in Somers in September?
How many hours of daylight does Somers have in September?
When are sunrise and sunset in September in Somers?
How many hours of sunshine does Somers have in September?
What is the UV index intensity in September in Somers?
Average temperature in September
Somers, WI
- Average high temperature in September: 70.7°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 (27.7°F).
- Average low temperature in September: 57.6°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in September
Somers, WI
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Somers, WI
- Average wind speed in September: 8.5mph
The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).
Average humidity in September
Somers, WI
- Average humidity in September: 78%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in September
Somers, WI
- Average rainfall in September: 2.2"
The wettest months (with the highest rainfall) are April and June (3.35").
The driest months (with the least rainfall) are February and December (1.22").
Average rainfall days in September
Somers, WI
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in September
Somers, WI
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Somers, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Somers, WI
- 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: 9h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Somers, WI
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is December (16.4 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in September
Somers, WI
- Average UV index in September: 4
The month with the highest UV index is August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Somers, WI
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in September
Somers, WI
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Somers, Wisconsin, USA
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