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 move into September indicates a slight reduction in the average high-temperature, down from August's moderately hot 77.5°F (25.3°C) to a pleasant 70.7°F (21.5°C). Pepin's average low-temperature in September is measured at a cool 50.9°F (10.5°C).Humidity
In September, the average relative humidity in Pepin, Wisconsin, is 80%.Rainfall
In September, in Pepin, the rain falls for 12 days. Throughout September, 2.09" (53mm) of precipitation is accumulated. In Pepin, during the entire year, the rain falls for 135.6 days and collects up to 25.79" (655mm) of precipitation.Snowfall
In Pepin, snow does not fall in June through September.Daylight
The average length of the day in September in Pepin is 12h and 30min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:44 pm. On the last day of September, in Pepin, Wisconsin, sunrise is at 7:06 am and sunset at 6:50 pm CDT.
Sunshine
In Pepin, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Pepin is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: An average UV index of 4 in September transforms into this advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What is the usual temperature for Pepin in September?
What is the average humidity in September in Pepin?
How much does it rain in Pepin in September?
When it does not snow in Pepin?
Does it snow in Pepin in September?
What is the average length of the day in September in Pepin?
When is the sunrise / sunset in September in Pepin?
How many hours of sunshine does Pepin have in September?
How high is the UV index in September in Pepin?
Average temperature in September
Pepin, WI
- Average high temperature in September: 70.7°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 (20.5°F).
- Average low temperature in September: 50.9°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in September
Pepin, WI
- Average pressure in September: 30.01"Hg
The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Pepin, WI
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity in September
Pepin, WI
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Pepin, WI
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is June (4.49").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in September
Pepin, WI
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is June (18.3 days).
The month with the least rainy days is February (3.2 days).
Average snowfall in September
Pepin, WI
- Average snowfall in September: 0"
The month with the highest snowfall is February (7.01").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Pepin, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Pepin, 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 3min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in September
Pepin, WI
- Average sunshine days in September: 16.2 days
The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in September
Pepin, 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
Pepin, WI
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Pepin, WI
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, October and November (6mi).
The month with the lowest visibility is January (4mi).
Pepin, Wisconsin, USA
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