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 onset of September results in a decrease in the average high-temperature, receding from a warm 79.9°F (26.6°C) in August to an agreeable 70.3°F (21.3°C). The nighttime temperature in Denhoff dips to a cool 50.9°F (10.5°C) on average during September.Humidity
In September, the average relative humidity in Denhoff, North Dakota, is 59%.Rainfall
In Denhoff, during September, the rain falls for 9.9 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Denhoff, North Dakota, during the entire year, the rain falls for 105.9 days and collects up to 17.32" (440mm) of precipitation.Snowfall
In Denhoff, snow does not fall in June through September.Daylight
In Denhoff, the average length of the day in September is 12h and 33min.On the first day of the month, sunrise is at 7:00 am and sunset at 8:20 pm. On the last day of September, sunrise is at 7:39 am and sunset at 7:21 pm CDT.
Sunshine
In September, the average sunshine in Denhoff is 8.6h.UV index
In Denhoff, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In September, the maximum UV index of 4 suggests this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Denhoff in September?
What is the average humidity in September in Denhoff?
How many days does it rain in September in Denhoff?
When it does not snow in Denhoff?
Does it snow in Denhoff in September?
How many hours of daylight does Denhoff have in September?
When is the sunrise / sunset in September in Denhoff?
How many hours of sunshine does Denhoff have in September?
What is the UV index reading in September in Denhoff?
Average temperature in September
Denhoff, ND
- Average high temperature in September: 70.3°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (17.1°F).
- Average low temperature in September: 50.9°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (3°F).
Average pressure in September
Denhoff, ND
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is February (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Denhoff, ND
- Average wind speed in September: 10.4mph
The windiest month (with the highest average wind speed) is October (11.5mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).
Average humidity in September
Denhoff, ND
- Average humidity in September: 59%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (57%).
Average rainfall in September
Denhoff, ND
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in September
Denhoff, ND
- Average rainfall days in September: 9.9 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in September
Denhoff, ND
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.84").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Denhoff, ND
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (16 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Denhoff, ND
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Denhoff, ND
- Average sunshine days in September: 18 days
The month with the most sunshine days is September (18 days).
The month with the least sunshine days is June (9.8 days).
Average UV index in September
Denhoff, ND
- 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
Denhoff, ND
- Average cloud cover in September: 27
The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Denhoff, 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).
Denhoff, North Dakota, USA
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