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 ushers in a minor alteration in Mukwonago's climate, with the average high-temperature moving from August's moderately hot 77.5°F (25.3°C) to a pleasant 71.8°F (22.1°C). Mukwonago witnesses an average low-temperature of 53.6°F (12°C) throughout the month of September.Humidity
In Mukwonago, the average relative humidity in September is 80%.Rainfall
In Mukwonago, during September, the rain falls for 13 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Mukwonago, during the entire year, the rain falls for 150.4 days and collects up to 28.43" (722mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Mukwonago, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:18 am and sunset at 7:27 pm. On the last day of September, in Mukwonago, sunrise is at 6:50 am and sunset at 6:35 pm CDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In September, the average daily maximum UV index in Mukwonago is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. It's recommended to limit sun exposure when its radiation is at its peak during midday. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What are September temperatures in Mukwonago?
What is the average humidity in September in Mukwonago?
How much does it rain in Mukwonago in September?
When it does not snow in Mukwonago?
Does it snow in Mukwonago in September?
What is the average length of the day in September in Mukwonago?
When are sunrise and sunset in September in Mukwonago?
How long on average sun shines in September in Mukwonago?
What is the UV index reading in September in Mukwonago?
Average temperature in September
Mukwonago, WI
- Average high temperature in September: 71.8°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in September: 53.6°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).
Average pressure in September
Mukwonago, WI
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Mukwonago, WI
- Average wind speed in September: 7.3mph
The windiest months (with the highest average wind speed) are January, February and April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in September
Mukwonago, WI
- Average humidity in September: 80%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Mukwonago, WI
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is February (1.22").
Average rainfall days in September
Mukwonago, WI
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in September
Mukwonago, WI
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.08").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Mukwonago, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mukwonago, WI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Mukwonago, WI
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (15.9 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in September
Mukwonago, 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 and December (UV index 1).
Average cloud cover in September
Mukwonago, WI
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 32).
Average visibility in September
Mukwonago, WI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
Mukwonago, Wisconsin, USA
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