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
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 77.4°F (25.2°C) to an agreeable 71.4°F (21.9°C). North Prairie cools down to an average low-temperature of 53.8°F (12.1°C) throughout the month of September.Humidity
In North Prairie, the average relative humidity in September is 80%.Rainfall
In North Prairie, during September, the rain falls for 11.7 days and regularly aggregates up to 1.5" (38mm) of precipitation. In North Prairie, during the entire year, the rain falls for 127.5 days and collects up to 18.94" (481mm) of precipitation.Snowfall
In North Prairie, snow does not fall in June through September.Daylight
In North Prairie, the average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 6:19 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 6:36 pm CDT.
Sunshine
The average sunshine in September is 8.7h.UV index
In North Prairie, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 4 during September leads to these advisories:
Make use of precautions - It is urged to ward off sun damage. When the Sun is at its strongest around midday, find shade and limit exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for North Prairie in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in North Prairie in September?
How many hours of daylight does North Prairie have in September?
When are sunrise and sunset in September?
How many hours of sunshine does North Prairie have in September?
How high is the UV index in September?
Average temperature in September
North Prairie, WI
- Average high temperature in September: 71.4°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 (24.6°F).
- Average low temperature in September: 53.8°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).
Average pressure in September
North Prairie, WI
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
North Prairie, WI
- Average wind speed in September: 7.5mph
The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in September
North Prairie, WI
- Average humidity in September: 80%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
North Prairie, WI
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is July (2.52").
The driest month (with the least rainfall) is December (0.75").
Average rainfall days in September
North Prairie, WI
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in September
North Prairie, WI
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.99").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
North Prairie, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
North Prairie, 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 August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
North Prairie, WI
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in September
North Prairie, 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 and December (UV index 1).
Average cloud cover in September
North Prairie, WI
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are August and September (Cloud cover 32).
Average visibility in September
North Prairie, WI
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
North Prairie, Wisconsin, USA
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