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 brings a slight decrease in the average high-temperature, shifting from a warm 77°F (25°C) in August to a pleasant 69.6°F (20.9°C). Potter encounters a steady low-temperature average of 52.7°F (11.5°C) throughout the month of September.Humidity
In Potter, the average relative humidity in September is 80%.Rainfall
In Potter, in September, during 12.5 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, there are 125 rainfall days, and 18.07" (459mm) of precipitation is accumulated.Snowfall
In Potter, Wisconsin, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 30min.On the first day of September, sunrise is at 6:16 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:34 pm CDT.
Sunshine
In Potter, Wisconsin, the average sunshine in September is 8.5h.UV index
In Potter, Wisconsin, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 3 during September leads to these instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. When the Sun is at its strongest around midday, find shade and limit exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days 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 many hours of sunshine does Potter have in September?
How high is the UV index in September?
Average temperature in September
Potter, WI
- Average high temperature in September: 69.6°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 (23.2°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in September
Potter, WI
- Average pressure in September: 30.02"Hg
The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Potter, WI
- Average wind speed in September: 8mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in September
Potter, WI
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Potter, WI
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is February (0.79").
Average rainfall days in September
Potter, WI
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (3.8 days).
Average snowfall in September
Potter, WI
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Potter, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Potter, WI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 3min
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 24min).
Average sunshine days in September
Potter, WI
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (12.6 days).
Average UV index in September
Potter, WI
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Potter, WI
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Potter, 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).
Potter, Wisconsin, USA
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