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
With the onset of September, Branch experiences a modest temperature adjustment, with the average high-temperature gently receding from a moderately hot 73.9°F (23.3°C) in August to a comfortable 67.1°F (19.5°C). Branch records a consistent low-temperature of 56.5°F (13.6°C) during September nights.Humidity
The average relative humidity in September in Branch is 79%.Rainfall
In Branch, in September, during 9.7 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. Throughout the year, there are 108.5 rainfall days, and 10.67" (271mm) of precipitation is accumulated.Snowfall
In Branch, 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 6:15 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:33 pm CDT.
Sunshine
In Branch, the average sunshine in September is 9.1h.UV index
The average daily maximum UV index in September in Branch is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What are the temperatures in Branch in September?
What is the average humidity in September in Branch?
How many days does it rain in September in Branch?
When it does not snow in Branch?
Does it snow in Branch in September?
How many hours of daylight does Branch have in September?
What time are sunrise and sunset in September in Branch?
How many hours of sunshine does Branch have in September?
How high is the UV index in September in Branch?
Average temperature in September
Branch, WI
- Average high temperature in September: 67.1°F
The warmest month (with the highest average high temperature) is July (74.1°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in September: 56.5°F
The month with the highest average low temperature is August (63°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in September
Branch, 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
Branch, WI
- Average wind speed in September: 10mph
The windiest month (with the highest average wind speed) is January (13mph).
The calmest month (with the lowest average wind speed) is July (8.4mph).
Average humidity in September
Branch, WI
- Average humidity in September: 79%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are October and November (77%).
Average rainfall in September
Branch, WI
- Average rainfall in September: 0.94"
The wettest month (with the highest rainfall) is July (1.34").
The driest months (with the least rainfall) are February and November (0.47").
Average rainfall days in September
Branch, WI
- Average rainfall days in September: 9.7 days
The months with the highest number of rainy days are June and July (12.1 days).
The month with the least rainy days is January (3.9 days).
Average snowfall in September
Branch, WI
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.26").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Branch, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Branch, 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: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Branch, WI
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is February (14.6 days).
Average UV index in September
Branch, 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 and December (UV index 1).
Average cloud cover in September
Branch, WI
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Branch, WI
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Branch, Wisconsin, USA
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