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
September is characterized by a slight reduction in average high-temperature, easing from a warm 76.6°F (24.8°C) in August to an agreeable 69.1°F (20.6°C). In Colburn, September nights cool down to an average of 49.8°F (9.9°C).Humidity
The average relative humidity in September is 80%.Rainfall
In Colburn, Wisconsin, in September, during 12.8 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Colburn, during the entire year, the rain falls for 128.3 days and collects up to 25.75" (654mm) of precipitation.Snowfall
In Colburn, snow does not fall in June through September.Daylight
In Colburn, the average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 6:27 am and sunset at 7:40 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:45 pm CDT.
Sunshine
In Colburn, the average sunshine in September is 8.2h.UV index
In Colburn, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the maximum UV index of 4 suggests this advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Colburn?
What is the average humidity in September in Colburn?
How much does it rain in Colburn in September?
When it does not snow in Colburn?
Does it snow in Colburn in September?
What is the average length of the day in September in Colburn?
When is the sunrise / sunset in September in Colburn?
How long on average sun shines in September in Colburn?
What is the UV index intensity in September in Colburn?
Average temperature in September
Colburn, WI
- Average high temperature in September: 69.1°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (19°F).
- Average low temperature in September: 49.8°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (5.9°F).
Average pressure in September
Colburn, WI
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Colburn, WI
- Average wind speed in September: 7.7mph
The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in September
Colburn, WI
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (92%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in September
Colburn, WI
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is June (4.02").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in September
Colburn, WI
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is June (18.2 days).
The month with the least rainy days is January (2.2 days).
Average snowfall in September
Colburn, WI
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Colburn, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Colburn, 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 1min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The months with the least sunshine are January and February (Average sunshine: 2h and 36min).
Average sunshine days in September
Colburn, WI
- Average sunshine days in September: 15 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in September
Colburn, WI
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Colburn, WI
- Average cloud cover in September: 39
The months with the most cloud cover are January and February (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Colburn, WI
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Colburn, Wisconsin, USA
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