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 81°F (27.2°C) in August to an agreeable 71.8°F (22.1°C). In September, the nighttime temperature lowers to an average of 52.7°F (11.5°C).Humidity
September is the least humid month, with an average relative humidity of 63%.Rainfall
In Glyndon, Minnesota, during September, the rain falls for 8.9 days and regularly aggregates up to 1.26" (32mm) of precipitation. In Glyndon, during the entire year, the rain falls for 102.5 days and collects up to 17.17" (436mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Glyndon is 12h and 32min.On the first day of September, sunrise is at 6:46 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:07 pm CDT.
Sunshine
In September, the average sunshine is 8.9h.UV index
In Glyndon, Minnesota, 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 radiation for the ordinary person.Note: In September, a regular UV index of 4 translates into these guidelines:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
What is the temperature in September in Glyndon?
What is the least humid month in Glyndon?
What is the average humidity in September in Glyndon?
How much does it rain in Glyndon in September?
When it does not snow in Glyndon?
Does it snow in Glyndon in September?
How many hours of daylight does Glyndon have in September?
When is the sunrise / sunset in September in Glyndon?
How long on average sun shines in September in Glyndon?
What is the UV index reading in September in Glyndon?
Average temperature in September
Glyndon, MN
- Average high temperature in September: 71.8°F
The warmest months (with the highest average high temperature) are July and August (81°F).
The month with the lowest average high temperature is January (16.2°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (2.7°F).
Average pressure in September
Glyndon, MN
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Glyndon, MN
- Average wind speed in September: 9.6mph
The windiest month (with the highest average wind speed) is October (10.7mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in September
Glyndon, MN
- Average humidity in September: 63%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (63%).
Average rainfall in September
Glyndon, MN
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in September
Glyndon, MN
- Average rainfall days in September: 8.9 days
The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (1.7 days).
Average snowfall in September
Glyndon, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Glyndon, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Glyndon, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in September
Glyndon, MN
- Average sunshine days in September: 19.7 days
The month with the most sunshine days is September (19.7 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in September
Glyndon, 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
Glyndon, MN
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 25).
Average visibility in September
Glyndon, MN
- 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).
Glyndon, Minnesota, USA
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