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
Alden's average high-temperature in September is a pleasant 72.3°F (22.4°C), marking an insignificant difference from the 77.5°F (25.3°C) of August. During September, Alden experiences a consistent low-temperature average of 53.4°F (11.9°C).Humidity
The average relative humidity in September is 76%.Rainfall
In Alden, during September, the rain falls for 10.3 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, there are 109.2 rainfall days, and 14.53" (369mm) of precipitation is accumulated.Snowfall
In Alden, snow does not fall in June through September.Daylight
The average length of the day in September in Alden is 12h and 29min.On the first day of the month, sunrise is at 6:38 am and sunset at 7:49 pm. On the last day of September, sunrise is at 7:11 am and sunset at 6:56 pm CDT.
Sunshine
The average sunshine in September in Alden, Minnesota, is 9h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the maximum UV index of 4 translates into these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What is the usual temperature for Alden in September?
What is the average humidity in September in Alden?
How much does it rain in Alden in September?
When it does not snow in Alden?
Does it snow in Alden in September?
How many hours of daylight does Alden have in September?
When is the sunrise / sunset in September in Alden?
How many hours of sunshine does Alden have in September?
How high is the UV index in September in Alden?
Average temperature in September
Alden, MN
- Average high temperature in September: 72.3°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (21.6°F).
- Average low temperature in September: 53.4°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).
Average pressure in September
Alden, MN
- Average pressure in September: 30.01"Hg
The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Alden, MN
- Average wind speed in September: 8.6mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).
Average humidity in September
Alden, MN
- Average humidity in September: 76%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Alden, MN
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is June (2.4").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in September
Alden, MN
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is June (15.6 days).
The month with the least rainy days is January (2.1 days).
Average snowfall in September
Alden, MN
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Alden, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Alden, 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: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Alden, MN
- Average sunshine days in September: 18.1 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.9 days).
Average UV index in September
Alden, 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, February, November and December (UV index 1).
Average cloud cover in September
Alden, MN
- Average cloud cover in September: 32
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 31).
Average visibility in September
Alden, MN
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Alden, Minnesota, USA
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