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 average high-temperature shows a slight dip in September, from August's moderately hot 81.1°F (27.3°C) to a pleasant 72.7°F (22.6°C). Cogswell, during the month of September, experiences an average low-temperature of 52.3°F (11.3°C).Humidity
August and September, with an average relative humidity of 62%, are the least humid months.Rainfall
In Cogswell, during September, the rain falls for 9.5 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, in Cogswell, there are 109.5 rainfall days, and 20.39" (518mm) of precipitation is accumulated.Snowfall
In Cogswell, snow does not fall in June through September.Daylight
In Cogswell, the average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 6:52 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:12 pm CDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
In Cogswell, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the least humid month?
What is the average humidity in September in Cogswell?
How much does it rain in September?
When it does not snow?
Does it snow in Cogswell in September?
What is the average length of the day in September?
When is the sunrise / sunset in September in Cogswell?
How long on average sun shines in September?
How high is the UV index in September in Cogswell?
Average temperature in September
Cogswell, ND
- Average high temperature in September: 72.7°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (19°F).
- Average low temperature in September: 52.3°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).
Average pressure in September
Cogswell, ND
- Average pressure in September: 29.96"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
Cogswell, ND
- Average wind speed in September: 9.6mph
The windiest month (with the highest average wind speed) is October (10.8mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in September
Cogswell, ND
- Average humidity in September: 62%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are August and September (62%).
Average rainfall in September
Cogswell, ND
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days in September
Cogswell, ND
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (2.4 days).
Average snowfall in September
Cogswell, ND
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Cogswell, ND
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cogswell, ND
- 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 42min).
- Average sunshine in September: 8h and 5min
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 42min).
Average sunshine days in September
Cogswell, ND
- Average sunshine days in September: 18.5 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in September
Cogswell, ND
- 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 November (UV index 1).
Average cloud cover in September
Cogswell, ND
- Average cloud cover in September: 26
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Cogswell, ND
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).
Cogswell, North Dakota, USA
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