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
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 81.3°F (27.4°C) to a pleasant 73.2°F (22.9°C). Dumont cools down to an average low-temperature of 52.9°F (11.6°C) throughout the month of September.Humidity
September is the least humid month, with an average relative humidity of 65%.Rainfall
In September, the rain falls for 8.9 days. Throughout September, 1.54" (39mm) of precipitation is accumulated. Throughout the year, there are 102 rainfall days, and 19.17" (487mm) of precipitation is accumulated.Snowfall
In Dumont, snow does not fall in June through September.Daylight
In September, the average length of the day in Dumont, Minnesota, is 12h and 31min.On the first day of the month, sunrise is at 6:47 am and sunset at 8:03 pm. On the last day of September, in Dumont, sunrise is at 7:23 am and sunset at 7:07 pm CDT.
Sunshine
In September, the average sunshine in Dumont is 8.9h.UV index
The average daily maximum UV index in September in Dumont, Minnesota, is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 4 during September leads to these instructions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the usual temperature for Dumont in September?
What is the least humid month in Dumont?
What is the average humidity in September in Dumont?
How many days does it rain in September in Dumont?
When it does not snow in Dumont?
Does it snow in Dumont in September?
What is the average length of the day in September in Dumont?
When are sunrise and sunset in September in Dumont?
How many hours of sunshine does Dumont have in September?
What is the UV index reading in September in Dumont?
Average temperature in September
Dumont, MN
- Average high temperature in September: 73.2°F
The warmest months (with the highest average high temperature) are July and August (81.3°F).
The month with the lowest average high temperature is January (18.7°F).
- Average low temperature in September: 52.9°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (4.8°F).
Average pressure in September
Dumont, MN
- Average pressure in September: 29.97"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Dumont, MN
- Average wind speed in September: 9.3mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in September
Dumont, MN
- Average humidity in September: 65%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is September (65%).
Average rainfall in September
Dumont, MN
- Average rainfall in September: 1.54"
The wettest months (with the highest rainfall) are June and July (3.03").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in September
Dumont, MN
- Average rainfall days in September: 8.9 days
The month with the highest number of rainy days is June (15.4 days).
The month with the least rainy days is February (2 days).
Average snowfall in September
Dumont, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Dumont, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dumont, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Dumont, MN
- Average sunshine days in September: 19.5 days
The month with the most sunshine days is September (19.5 days).
The month with the least sunshine days is June (12.4 days).
Average UV index in September
Dumont, MN
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Dumont, MN
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in September
Dumont, MN
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Dumont, Minnesota, USA
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