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 shift from August to September coincides with a small decrease in the average high-temperature, down to a pleasant 69.4°F (20.8°C) from a moderately hot 76.3°F (24.6°C). During September nights, Willard records an average temperature of 50.2°F (10.1°C).Humidity
In September, the average relative humidity in Willard is 80%.Rainfall
In Willard, Wisconsin, in September, during 10.6 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. Throughout the year, there are 117.6 rainfall days, and 15.75" (400mm) of precipitation is accumulated.Snowfall
In Willard, snow does not fall in June through September.Daylight
The average length of the day in September in Willard is 12h and 31min.On the first day of September in Willard, sunrise is at 6:26 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:44 pm CDT.
Sunshine
The average sunshine in September is 8.4h.UV index
In Willard, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In September, a daily UV index of 3 turns into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What is the temperature in September in Willard?
What is the average humidity in September in Willard?
How much does it rain in Willard in September?
When it does not snow in Willard?
Does it snow in Willard in September?
How many hours of daylight does Willard have in September?
When is the sunrise / sunset in September in Willard?
How many hours of sunshine does Willard have in September?
What is the UV index reading in September in Willard?
Average temperature in September
Willard, WI
- Average high temperature in September: 69.4°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (19.6°F).
- Average low temperature in September: 50.2°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (6.8°F).
Average pressure in September
Willard, WI
- Average pressure in September: 30.01"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Willard, WI
- Average wind speed in September: 7.8mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in September
Willard, WI
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Willard, WI
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is June (2.13").
The driest month (with the least rainfall) is February (0.59").
Average rainfall days in September
Willard, WI
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (3.2 days).
Average snowfall in September
Willard, WI
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Willard, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Willard, 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 2min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Willard, WI
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (12 days).
Average UV index in September
Willard, WI
- Average UV index in September: 3
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, February, November and December (UV index 1).
Average cloud cover in September
Willard, WI
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in September
Willard, WI
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, September, October and November (6mi).
The months with the lowest visibility are January, February, March, July, August and December (5mi).
Willard, Wisconsin, USA
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