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
Gillett in September experiences a gentle temperature dip, with average high-temperatures reducing from a warm 77.5°F (25.3°C) in August to an agreeable 69.6°F (20.9°C). Gillett reports an average nighttime low-temperature of 51.6°F (10.9°C) in September.Humidity
The average relative humidity in September is 79%.Rainfall
In September, in Gillett, Wisconsin, the rain falls for 11.3 days. Throughout September, 1.61" (41mm) of precipitation is accumulated. In Gillett, Wisconsin, during the entire year, the rain falls for 134.3 days and collects up to 24.06" (611mm) of precipitation.Snowfall
June through September are months without snowfall in Gillett, Wisconsin.Daylight
In Gillett, the average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 6:16 am and sunset at 7:29 pm. On the last day of September, in Gillett, sunrise is at 6:50 am and sunset at 6:35 pm CDT.
Sunshine
The average sunshine in September in Gillett is 8.6h.UV index
The average daily maximum UV index in September in Gillett is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Gillett in September?
What is the average humidity in September in Gillett?
How much does it rain in Gillett in September?
When it does not snow in Gillett?
Does it snow in Gillett in September?
What is the average length of the day in September in Gillett?
What time are sunrise and sunset in September in Gillett?
How long on average sun shines in September in Gillett?
How high is the UV index in September in Gillett?
Average temperature in September
Gillett, WI
- Average high temperature in September: 69.6°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (22.6°F).
- Average low temperature in September: 51.6°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in September
Gillett, WI
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Gillett, 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 (7mph).
Average humidity in September
Gillett, WI
- Average humidity in September: 79%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (75%).
Average rainfall in September
Gillett, WI
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in September
Gillett, WI
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in September
Gillett, WI
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.93").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Gillett, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gillett, WI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Gillett, WI
- 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 April (11.6 days).
Average UV index in September
Gillett, WI
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and March (UV index 1).
Average cloud cover in September
Gillett, WI
- Average cloud cover in September: 34
The months with the most cloud cover are January and February (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Gillett, WI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Gillett, Wisconsin, USA
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