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 indicates a minor shift in the average high-temperature, from August's warm 80.2°F (26.8°C) to a pleasant 72.5°F (22.5°C). Throughout the month of September, Appleton observes an average nighttime temperature of 52.7°F (11.5°C).Humidity
In September, the average relative humidity is 68%.Rainfall
In Appleton, Minnesota, during September, the rain falls for 9.5 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 107.9 rainfall days, and 20.51" (521mm) of precipitation is accumulated.Snowfall
In Appleton, snow does not fall in June through September.Daylight
In September, the average length of the day in Appleton is 12h and 31min.On the first day of September, sunrise is at 6:46 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:05 pm CDT.
Sunshine
The average sunshine in September is 8.9h.UV index
In Appleton, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Ensure safety - Sun damage prevention is strongly urged. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What is the average September temperature in Appleton?
What is the average humidity in September in Appleton?
How much does it rain in Appleton in September?
When it does not snow in Appleton?
Does it snow in Appleton in September?
How many hours of daylight does Appleton have in September?
When are sunrise and sunset in September in Appleton?
How long on average sun shines in September in Appleton?
What is the UV index intensity in September in Appleton?
Average temperature in September
Appleton, MN
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (19.6°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (5.2°F).
Average pressure in September
Appleton, MN
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Appleton, MN
- Average wind speed in September: 8.9mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.6mph).
Average humidity in September
Appleton, MN
- Average humidity in September: 68%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (66%).
Average rainfall in September
Appleton, MN
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in September
Appleton, MN
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in September
Appleton, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.96").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Appleton, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Appleton, MN
- 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Appleton, MN
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is June (12.6 days).
Average UV index in September
Appleton, MN
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Appleton, MN
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Appleton, MN
- 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).
Appleton, Minnesota, USA
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