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
The arrival of September suggests a slight decrease in the average high-temperature, moving from a warm 76.8°F (24.9°C) in August to an agreeable 70°F (21.1°C). Jim Falls experiences an average low-temperature of 50.2°F (10.1°C) in the month of September.Humidity
In Jim Falls, the average relative humidity in September is 80%.Rainfall
In September, the rain falls for 11.7 days. Throughout September, 2.09" (53mm) of precipitation is accumulated. In Jim Falls, Wisconsin, during the entire year, the rain falls for 127.8 days and collects up to 25.67" (652mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 6:28 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:46 pm CDT.
Sunshine
The average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September in Jim Falls is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: An average UV index of 4 in September transforms into this advice:
Take precautions - Protection against sunburn is recommended. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Jim Falls in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Jim Falls, WI
- Average high temperature in September: 70°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 (19.4°F).
- Average low temperature in September: 50.2°F
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).
Average pressure in September
Jim Falls, WI
- Average pressure in September: 30.01"Hg
The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Jim Falls, WI
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in September
Jim Falls, WI
- Average humidity in September: 80%
The month with the highest relative humidity is February (92%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in September
Jim Falls, WI
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in September
Jim Falls, WI
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is June (17.7 days).
The month with the least rainy days is January (3.1 days).
Average snowfall in September
Jim Falls, WI
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.14").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Jim Falls, 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
Jim Falls, 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 2min
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
Jim Falls, WI
- Average sunshine days in September: 16.2 days
The month with the most sunshine days is September (16.2 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in September
Jim Falls, 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
Jim Falls, WI
- Average cloud cover in September: 38
The months with the most cloud cover are January and February (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Jim Falls, 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).
Jim Falls, Wisconsin, USA
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