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 slight decrease in temperature, down from a moderately hot 77.4°F (25.2°C) in August to a pleasant 69.4°F (20.8°C). The nighttime temperature in Suamico, Wisconsin, during September, averages of 51.8°F (11°C).Humidity
In Suamico, the average relative humidity in September is 79%.Rainfall
In Suamico, Wisconsin, in September, it is raining for 11.8 days, with typically 1.69" (43mm) of accumulated precipitation. In Suamico, during the entire year, the rain falls for 125.6 days and collects up to 24.53" (623mm) of precipitation.Snowfall
In Suamico, 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 September in Suamico, sunrise is at 6:15 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:34 pm CDT.
Sunshine
The average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the UV index of 4 transforms into the following advice:
Be vigilant - Suggestions to stave off sun damage are provided. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
What is the temperature in September in Suamico?
What is the average humidity in September in Suamico?
How much does it rain in Suamico in September?
When it does not snow in Suamico?
Does it snow in Suamico in September?
How many hours of daylight does Suamico have in September?
What time are sunrise and sunset in September in Suamico?
How long on average sun shines in September in Suamico?
How high is the UV index in September in Suamico?
Average temperature in September
Suamico, WI
- Average high temperature in September: 69.4°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in September: 51.8°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 (12°F).
Average pressure in September
Suamico, WI
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Suamico, WI
- Average wind speed in September: 7.9mph
The windiest months (with the highest average wind speed) are January, February and April (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in September
Suamico, WI
- Average humidity in September: 79%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall in September
Suamico, WI
- Average rainfall in September: 1.69"
The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in September
Suamico, WI
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in September
Suamico, WI
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Suamico, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Suamico, 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: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Suamico, WI
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is December (18.1 days).
The month with the least sunshine days is April (12.8 days).
Average UV index in September
Suamico, WI
- Average UV index in September: 4
The months with the highest UV index are 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
Suamico, WI
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Suamico, WI
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Suamico, Wisconsin, USA
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