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
September weather is marked by a drop in the average high-temperature, falling from a warm 77.9°F (25.5°C) in August to a pleasant 68.9°F (20.5°C). Throughout September, the average low-temperature records at a frosty 49.8°F (9.9°C).Humidity
In September, the average relative humidity is 73%.Rainfall
In September, in Henning, the rain falls for 8.5 days. Throughout September, 0.98" (25mm) of precipitation is accumulated. In Henning, during the entire year, the rain falls for 95.6 days and collects up to 13.9" (353mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 6:43 am and sunset at 7:59 pm. On the last day of September, in Henning, sunrise is at 7:20 am and sunset at 7:02 pm CDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What is the usual temperature for Henning in September?
What is the average humidity in September in Henning?
How many days does it rain in September in Henning?
When it does not snow in Henning?
Does it snow in Henning in September?
What is the average length of the day in September in Henning?
When is the sunrise / sunset in September in Henning?
How long on average sun shines in September in Henning?
What is the UV index reading in September in Henning?
Average temperature in September
Henning, MN
- Average high temperature in September: 68.9°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (16.9°F).
- Average low temperature in September: 49.8°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (3.7°F).
Average pressure in September
Henning, MN
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Henning, MN
- Average wind speed in September: 8.2mph
The windiest months (with the highest average wind speed) are April and October (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in September
Henning, MN
- Average humidity in September: 73%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (69%).
Average rainfall in September
Henning, MN
- Average rainfall in September: 0.98"
The wettest month (with the highest rainfall) is June (2.48").
The driest month (with the least rainfall) is February (0.31").
Average rainfall days in September
Henning, MN
- Average rainfall days in September: 8.5 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 days).
Average snowfall in September
Henning, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.03").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Henning, MN
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and December (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Henning, 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 42min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Henning, MN
- Average sunshine days in September: 19.5 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is June (12.1 days).
Average UV index in September
Henning, MN
- 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, November and December (UV index 1).
Average cloud cover in September
Henning, MN
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 31).
Average visibility in September
Henning, 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 and February (4mi).
Henning, Minnesota, USA
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