September weather forecast
Aitkin, MN

Weather in September

September, the first month of the autumn in Aitkin, is still a pleasant month, with an average temperature ranging between max 68.9°F (20.5°C) and min 48.9°F (9.4°C).

Temperature

In September, the average high-temperature marginally drops from a moderately hot 77.5°F (25.3°C) in August to a pleasant 68.9°F (20.5°C). In Aitkin, the average low-temperature is 48.9°F (9.4°C).

Humidity

In September, the average relative humidity is 75%.

Rainfall

In Aitkin, Minnesota, during September, the rain falls for 10.9 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, in Aitkin, there are 108 rainfall days, and 18.58" (472mm) of precipitation is accumulated.

Snowfall

In Aitkin, Minnesota, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 32min.
On the first day of September in Aitkin, sunrise is at 6:35 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:56 pm CDT.

Sunshine

The average sunshine in September in Aitkin, Minnesota, is 8.3h.

UV index

The average daily maximum UV index in September in Aitkin, Minnesota, is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the average humidity in September in Aitkin?

In Aitkin, the average relative humidity in September is 75%.

How much does it rain in Aitkin in September?

In September, the rain falls for 10.9 days. Throughout September, 1.42" (36mm) of precipitation is accumulated.

When it does not snow in Aitkin?

In Aitkin, Minnesota, snow does not fall in June through September.

Does it snow in Aitkin in September?

In Aitkin, Minnesota, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Aitkin?

The average day length in September is 12h and 32min.

When are sunrise and sunset in September in Aitkin?

On the first day of September in Aitkin, sunrise is at 6:35 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:56 pm CDT.

How many hours of sunshine does Aitkin have in September?

In September, the average sunshine duration in Aitkin is 8.3h.

How high is the UV index in September in Aitkin?

In September, the average daily maximum UV index in Aitkin is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Aitkin, MN

Average temperature in September - Aitkin, MN
  • Average high temperature in September: 68.9°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (17.1°F).

  • Average low temperature in September: 48.9°F

The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (2.7°F).

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Average pressure in September
Aitkin, MN

Average pressure in September - Aitkin, MN
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in September
Aitkin, MN

Average wind speed in September - Aitkin, MN
  • Average wind speed in September: 7.3mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in September
Aitkin, MN

Average humidity in September - Aitkin, MN
  • Average humidity in September: 75%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (71%).

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Average rainfall in September
Aitkin, MN

Average rainfall in September - Aitkin, MN
  • Average rainfall in September: 1.42"

The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in September
Aitkin, MN

Average rainfall days in September - Aitkin, MN
  • Average rainfall days in September: 10.9 days

The month with the highest number of rainy days is June (15.6 days).
The months with the least rainy days are January and February (1.9 days).

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Average snowfall in September
Aitkin, MN

Average snowfall in September - Aitkin, MN
  • Average snowfall in September: 0"

The month with the highest snowfall is December (6.18").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Aitkin, MN

Average snowfall days in September - Aitkin, MN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Aitkin, MN

Average daylight in September / Average sunshine in September - Aitkin, MN
  • Average daylight in September: 12h and 32min

The month with the longest days is June (Average daylight: 15h and 46min).
The month with the shortest days is December (Average daylight: 8h and 39min).

  • Average sunshine in September: 8h and 18min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).

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Average sunshine days in September
Aitkin, MN

Average sunshine days in September - Aitkin, MN
  • Average sunshine days in September: 17.2 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (12.2 days).

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Average UV index in September
Aitkin, MN

Average UV index in September - Aitkin, 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).

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Average cloud cover in September
Aitkin, MN

Average cloud cover in September - Aitkin, MN
  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 77).
The months with the least cloud cover are July and August (Cloud cover 35).

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Average visibility in September
Aitkin, MN

Average visibility in September - Aitkin, MN
  • Average visibility in September: 5mi

The months with the highest visibility are May, June, July and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

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