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 move into September indicates a slight reduction in the average high-temperature, down from August's warm 77.9°F (25.5°C) to an agreeable 70.5°F (21.4°C). September witnesses an average nighttime temperature of 50.9°F (10.5°C).Humidity
The average relative humidity in September is 72%.Rainfall
In Brooten, in September, it is raining for 8.2 days, with typically 1.26" (32mm) of accumulated precipitation. Throughout the year, in Brooten, there are 98.2 rainfall days, and 15.63" (397mm) of precipitation is accumulated.Snowfall
In Brooten, snow does not fall in June through September.Daylight
In Brooten, the average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:57 pm. On the last day of September, in Brooten, sunrise is at 7:18 am and sunset at 7:02 pm CDT.
Sunshine
In September, the average sunshine is 9h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Take necessary precautions - Defending against sun damage is advocated. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Brooten, MN
- Average high temperature in September: 70.5°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 (17.4°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 (4.1°F).
Average pressure in September
Brooten, MN
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Brooten, MN
- Average wind speed in September: 8.9mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (7.7mph).
Average humidity in September
Brooten, MN
- Average humidity in September: 72%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (69%).
Average rainfall in September
Brooten, MN
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is July (2.64").
The driest months (with the least rainfall) are January and February (0.39").
Average rainfall days in September
Brooten, MN
- Average rainfall days in September: 8.2 days
The month with the highest number of rainy days is June (14.9 days).
The month with the least rainy days is February (1.5 days).
Average snowfall in September
Brooten, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Brooten, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Brooten, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Brooten, MN
- Average sunshine days in September: 19.3 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in September
Brooten, MN
- 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, November and December (UV index 1).
Average cloud cover in September
Brooten, MN
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in September
Brooten, MN
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Brooten, Minnesota, USA
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