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 drop in Oliver's average high-temperature, falling from a warm 76.3°F (24.6°C) in August to a comfortable 67.1°F (19.5°C). Oliver's nights in September cool down to an average low-temperature of 49.5°F (9.7°C).Humidity
In September, the average relative humidity is 78%.Rainfall
In Oliver, in September, it is raining for 6.2 days, with typically 0.35" (9mm) of accumulated precipitation. In Oliver, Wisconsin, during the entire year, the rain falls for 55.7 days and collects up to 4.33" (110mm) of precipitation.Snowfall
In Oliver, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 6:29 am and sunset at 7:47 pm. On the last day of September, sunrise is at 7:07 am and sunset at 6:49 pm CDT.
Sunshine
In September, the average sunshine is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Oliver in September?
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?
How many hours of daylight does Oliver have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Oliver have in September?
What is the UV index intensity in September?
Average temperature in September
Oliver, WI
- Average high temperature in September: 67.1°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (17.1°F).
- Average low temperature in September: 49.5°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (4.1°F).
Average pressure in September
Oliver, WI
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Oliver, WI
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in September
Oliver, WI
- Average humidity in September: 78%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (72%).
Average rainfall in September
Oliver, WI
- Average rainfall in September: 0.35"
The wettest month (with the highest rainfall) is July (0.67").
The driest months (with the least rainfall) are January and February (0.16").
Average rainfall days in September
Oliver, WI
- Average rainfall days in September: 6.2 days
The month with the highest number of rainy days is May (7.9 days).
The month with the least rainy days is February (0.5 days).
Average snowfall in September
Oliver, WI
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Oliver, WI
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and December (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Oliver, WI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Oliver, WI
- Average sunshine days in September: 21.9 days
The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is April (19.9 days).
Average UV index in September
Oliver, 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
Oliver, WI
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Oliver, WI
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Oliver, Wisconsin, USA
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