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
As Arkansaw enters September, the average high-temperature subtly lowers from the a moderately hot 77.2°F (25.1°C) of August to an agreeable 70.7°F (21.5°C). The average nighttime temperature in Arkansaw lowers to a cool 50.9°F (10.5°C) throughout September.Humidity
The average relative humidity in September is 79%.Rainfall
In Arkansaw, in September, during 12.2 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. Throughout the year, there are 137.3 rainfall days, and 26.18" (665mm) of precipitation is accumulated.Snowfall
In Arkansaw, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:44 pm. On the last day of September, in Arkansaw, sunrise is at 7:05 am and sunset at 6:49 pm CDT.
Sunshine
In Arkansaw, the average sunshine in September is 8.6h.UV index
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 average individuals.Note: In September, the maximum UV index of 4 suggests this advice:
Be vigilant - Preventing sunburn is recommended. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Frequently asked questions
What are September temperatures in Arkansaw?
What is the average humidity in September in Arkansaw?
How much does it rain in Arkansaw in September?
When it does not snow in Arkansaw?
Does it snow in Arkansaw in September?
What is the average length of the day in September in Arkansaw?
When is the sunrise / sunset in September in Arkansaw?
How many hours of sunshine does Arkansaw have in September?
What is the UV index reading in September in Arkansaw?
Average temperature in September
Arkansaw, 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 (19.8°F).
- Average low temperature in September: 50.9°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (6.6°F).
Average pressure in September
Arkansaw, 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
Arkansaw, WI
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).
Average humidity in September
Arkansaw, WI
- Average humidity in September: 79%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and October (76%).
Average rainfall in September
Arkansaw, WI
- Average rainfall in September: 2.17"
The wettest month (with the highest rainfall) is June (4.53").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in September
Arkansaw, WI
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is June (18.3 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in September
Arkansaw, WI
- Average snowfall in September: 0"
The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Arkansaw, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Arkansaw, 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 4min
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
Arkansaw, WI
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (9.1 days).
Average UV index in September
Arkansaw, 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
Arkansaw, 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 34).
Average visibility in September
Arkansaw, 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).
Arkansaw, Wisconsin, USA
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