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 start of September signals a gentle decrease in the average high-temperature, transitioning from a warm 77.9°F (25.5°C) in August to an agreeable 70.7°F (21.5°C). Mather throughout September, records an average low-temperature of 51.4°F (10.8°C).Humidity
The average relative humidity in September in Mather is 79%.Rainfall
In September, the rain falls for 12 days. Throughout September, 2.13" (54mm) of precipitation is accumulated. Throughout the year, in Mather, there are 136.8 rainfall days, and 27.36" (695mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Mather.Daylight
The average length of the day in September in Mather is 12h and 30min.On the first day of the month, sunrise is at 6:25 am and sunset at 7:36 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:43 pm CDT.
Sunshine
The average sunshine in September is 8.8h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 3 in September suggests the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What is the average September temperature in Mather?
What is the average humidity in September in Mather?
How many days does it rain in September in Mather?
When it does not snow in Mather?
Does it snow in Mather in September?
What is the average length of the day in September in Mather?
What time are sunrise and sunset in September in Mather?
How long on average sun shines in September in Mather?
What is the UV index intensity in September in Mather?
Average temperature in September
Mather, WI
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (21.7°F).
- Average low temperature in September: 51.4°F
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (9°F).
Average pressure in September
Mather, WI
- Average pressure in September: 30.02"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
Mather, WI
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in September
Mather, WI
- Average humidity in September: 79%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Mather, WI
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is June (4.06").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in September
Mather, WI
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in September
Mather, WI
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Mather, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mather, 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: 8h and 54min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Mather, WI
- Average sunshine days in September: 16.4 days
The months with the most sunshine days are September and November (16.4 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in September
Mather, 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
Mather, WI
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Mather, WI
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Mather, Wisconsin, USA
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