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
A mild shift in the average high-temperature occurs in September, reducing from a moderately hot 77°F (25°C) in August to a pleasant 70.7°F (21.5°C). During September, the average low-temperature in Whalan is a fresh 51.4°F (10.8°C).Humidity
In September, the average relative humidity in Whalan is 80%.Rainfall
In September, in Whalan, the rain falls for 10.6 days. Throughout September, 1.38" (35mm) of precipitation is accumulated. In Whalan, during the entire year, the rain falls for 113.7 days and collects up to 16.38" (416mm) of precipitation.Snowfall
In Whalan, snow does not fall in June through September.Daylight
The average length of the day in September in Whalan is 12h and 29min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:42 pm. On the last day of September, sunrise is at 7:05 am and sunset at 6:49 pm CDT.
Sunshine
The average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index in Whalan is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Frequently asked questions
What is the usual temperature for Whalan in September?
What is the average humidity in September in Whalan?
How much does it rain in Whalan in September?
When it does not snow in Whalan?
Does it snow in Whalan in September?
What is the average length of the day in September in Whalan?
When are sunrise and sunset in September in Whalan?
How long on average sun shines in September in Whalan?
How high is the UV index in September in Whalan?
Average temperature in September
Whalan, MN
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (21.4°F).
- Average low temperature in September: 51.4°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).
Average pressure in September
Whalan, MN
- Average pressure in September: 30.01"Hg
The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Whalan, MN
- Average wind speed in September: 7.6mph
The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in September
Whalan, MN
- Average humidity in September: 80%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (76%).
Average rainfall in September
Whalan, MN
- Average rainfall in September: 1.38"
The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in September
Whalan, MN
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is February (2.4 days).
Average snowfall in September
Whalan, MN
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Whalan, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Whalan, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Whalan, MN
- Average sunshine days in September: 17.1 days
The months with the most sunshine days are October, November and December (18.5 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in September
Whalan, 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 February, November and December (UV index 1).
Average cloud cover in September
Whalan, MN
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Whalan, MN
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, October and November (6mi).
The months with the lowest visibility are January, February, July, August, September and December (5mi).
Whalan, Minnesota, USA
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