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
Black Earth's transition into September involves a gentle shift in temperature, receding from a warm 77.5°F (25.3°C) in August to a pleasant 71.1°F (21.7°C). In the month of September, the average temperature dips to a cool 51.3°F (10.7°C) during the night.Humidity
In Black Earth, the average relative humidity in September is 81%.Rainfall
In Black Earth, Wisconsin, in September, during 10.5 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. In Black Earth, Wisconsin, during the entire year, the rain falls for 115.3 days and collects up to 13.9" (353mm) of precipitation.Snowfall
May through September are months without snowfall in Black Earth.Daylight
In September, the average length of the day in Black Earth is 12h and 29min.On the first day of September, sunrise is at 6:24 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:41 pm CDT.
Sunshine
In Black Earth, the average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 3 during September translates into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the temperature in September in Black Earth?
What is the average humidity in September in Black Earth?
How many days does it rain in September in Black Earth?
When it does not snow in Black Earth?
Does it snow in Black Earth in September?
How many hours of daylight does Black Earth have in September?
When is the sunrise / sunset in September in Black Earth?
How many hours of sunshine does Black Earth have in September?
What is the UV index reading in September in Black Earth?
Average temperature in September
Black Earth, WI
- Average high temperature in September: 71.1°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (23°F).
- Average low temperature in September: 51.3°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in September
Black Earth, WI
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Black Earth, WI
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in September
Black Earth, WI
- Average humidity in September: 81%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall in September
Black Earth, WI
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is June (1.85").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in September
Black Earth, WI
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in September
Black Earth, WI
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Black Earth, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Black Earth, 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: 8h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in September
Black Earth, WI
- Average sunshine days in September: 17.5 days
The months with the most sunshine days are October and December (19.3 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in September
Black Earth, WI
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Black Earth, WI
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July, August and September (Cloud cover 34).
Average visibility in September
Black Earth, WI
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Black Earth, Wisconsin, USA
Weather forecast for your location
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