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's arrival subtly correlates with a reduction in the average high-temperature, down from a moderately hot 77.5°F (25.3°C) in August to an agreeable 70.7°F (21.5°C). In September, in Tunnel City, Wisconsin, the average low-temperature is a fresh 50.9°F (10.5°C).Humidity
The average relative humidity in September is 80%.Rainfall
In Tunnel City, Wisconsin, during September, the rain falls for 10.4 days and regularly aggregates up to 1.65" (42mm) of precipitation. Throughout the year, in Tunnel City, there are 112.6 rainfall days, and 18.11" (460mm) of precipitation is accumulated.Snowfall
In Tunnel City, 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, sunrise is at 6:26 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:44 pm CDT.
Sunshine
In Tunnel City, the average sunshine in September is 8.5h.UV index
In Tunnel City, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 3 in September translates into this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What is the temperature in September in Tunnel City?
What is the average humidity in September in Tunnel City?
How much does it rain in Tunnel City in September?
When it does not snow in Tunnel City?
Does it snow in Tunnel City in September?
How many hours of daylight does Tunnel City have in September?
When is the sunrise / sunset in September in Tunnel City?
How many hours of sunshine does Tunnel City have in September?
What is the UV index reading in September in Tunnel City?
Average temperature in September
Tunnel City, WI
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (21.4°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 (8.2°F).
Average pressure in September
Tunnel City, WI
- Average pressure in September: 30.02"Hg
The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Tunnel City, WI
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in September
Tunnel City, WI
- Average humidity in September: 80%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Tunnel City, WI
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is June (2.91").
The driest months (with the least rainfall) are January and February (0.67").
Average rainfall days in September
Tunnel City, WI
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is June (15.3 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in September
Tunnel City, WI
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Tunnel City, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Tunnel City, WI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 3min
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 48min).
Average sunshine days in September
Tunnel City, WI
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (11.6 days).
Average UV index in September
Tunnel City, WI
- Average UV index in September: 3
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
Tunnel City, WI
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Tunnel City, 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).
Tunnel City, Wisconsin, USA
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