September weather forecastDunseith, ND
September
Weather in September
The first month of the autumn, September, is also an enjoyable month in Dunseith, North Dakota, with temperature in the range of an average low of 49.1°F (9.5°C) and an average high of 67.6°F (19.8°C).Temperature
September brings a drop in Dunseith's average high-temperature, falling from a moderately hot 77.9°F (25.5°C) in August to an enjoyable 67.6°F (19.8°C). In the month of September, the nighttime temperature dips to a steady average of 49.1°F (9.5°C).Humidity
In Dunseith, the average relative humidity in September is 62%.Rainfall
In Dunseith, during September, the rain falls for 11.3 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 110.9 rainfall days, and 17.95" (456mm) of precipitation is accumulated.Snowfall
In Dunseith, North Dakota, snow does not fall in June through September.Daylight
The average length of the day in September in Dunseith, North Dakota, is 12h and 34min.On the first day of the month, sunrise is at 6:58 am and sunset at 8:21 pm. On the last day of September, in Dunseith, sunrise is at 7:39 am and sunset at 7:20 pm CDT.
Sunshine
In Dunseith, the average sunshine in September is 8.5h.UV index
In Dunseith, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: An average UV index of 4 in September transforms into this advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Dunseith, ND
- Average high temperature in September: 67.6°F
The warmest month (with the highest average high temperature) is August (77.9°F).
The month with the lowest average high temperature is January (14.2°F).
- Average low temperature in September: 49.1°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (0.5°F).
Average pressure in September
Dunseith, ND
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Dunseith, ND
- Average wind speed in September: 9.8mph
The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in September
Dunseith, ND
- Average humidity in September: 62%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (60%).
Average rainfall in September
Dunseith, ND
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is February (0.43").
Average rainfall days in September
Dunseith, ND
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (2 days).
Average snowfall in September
Dunseith, ND
- Average snowfall in September: 0"
The month with the highest snowfall is November (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Dunseith, ND
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dunseith, ND
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 30min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Dunseith, ND
- Average sunshine days in September: 16.8 days
The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in September
Dunseith, ND
- 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, February and December (UV index 1).
Average cloud cover in September
Dunseith, ND
- Average cloud cover in September: 30
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in September
Dunseith, ND
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).





