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
In the transition to September, Somerset observes a minor drop in the average high-temperature, shifting from a warm 76.6°F (24.8°C) in August to an agreeable 69.6°F (20.9°C). The month of September records an average low-temperature of 51.1°F (10.6°C) in Somerset.Humidity
In Somerset, Wisconsin, the average relative humidity in September is 79%.Rainfall
In Somerset, Wisconsin, in September, during 12 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. In Somerset, during the entire year, the rain falls for 124.4 days and collects up to 22.64" (575mm) of precipitation.Snowfall
In Somerset, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 6:33 am and sunset at 7:47 pm. On the last day of September, in Somerset, sunrise is at 7:08 am and sunset at 6:52 pm CDT.
Sunshine
In September, the average sunshine in Somerset is 8.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
What is the average September temperature in Somerset?
What is the average humidity in September in Somerset?
How many days does it rain in September in Somerset?
When it does not snow in Somerset?
Does it snow in Somerset in September?
How many hours of daylight does Somerset have in September?
When is the sunrise / sunset in September in Somerset?
How long on average sun shines in September in Somerset?
What is the UV index intensity in September in Somerset?
Average temperature in September
Somerset, WI
- Average high temperature in September: 69.6°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (18.9°F).
- Average low temperature in September: 51.1°F
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).
Average pressure in September
Somerset, WI
- Average pressure in September: 30"Hg
The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Somerset, WI
- Average wind speed in September: 8mph
The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in September
Somerset, WI
- Average humidity in September: 79%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (75%).
Average rainfall in September
Somerset, WI
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in September
Somerset, WI
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is January (2.3 days).
Average snowfall in September
Somerset, WI
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.84").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Somerset, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Somerset, WI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 2h and 54min).
Average sunshine days in September
Somerset, WI
- Average sunshine days in September: 16 days
The months with the most sunshine days are October and December (16.1 days).
The month with the least sunshine days is June (10 days).
Average UV index in September
Somerset, WI
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Somerset, WI
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Somerset, WI
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Somerset, Wisconsin, USA
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