September weather forecast
Chanhassen, MN

Weather in September

September, the first month of the autumn in Chanhassen, is also an agreeable month, with temperature in the range of an average low of 53.6°F (12°C) and an average high of 71.4°F (21.9°C).

Temperature

In September, the average high-temperature marginally drops from a moderately hot 78.4°F (25.8°C) in August to an agreeable 71.4°F (21.9°C). The average low-temperature, in Chanhassen, is 53.6°F (12°C).

Humidity

In Chanhassen, the average relative humidity in September is 74%.

Rainfall

In September, the rain falls for 9.9 days. Throughout September, 0.98" (25mm) of precipitation is accumulated. Throughout the year, in Chanhassen, there are 103.9 rainfall days, and 12.4" (315mm) of precipitation is accumulated.

Snowfall

In Chanhassen, snow does not fall in June through September.

Daylight

The average length of the day in September in Chanhassen is 12h and 31min.
On the first day of September in Chanhassen, Minnesota, sunrise is at 6:36 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:56 pm CDT.

Sunshine

In Chanhassen, the average sunshine in September is 8.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in September in Chanhassen?

In Chanhassen, the average relative humidity in September is 74%.

How much does it rain in Chanhassen in September?

In Chanhassen, during September, the rain falls for 9.9 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When it does not snow in Chanhassen?

June through September are months without snowfall in Chanhassen, Minnesota.

Does it snow in Chanhassen in September?

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

How many hours of daylight does Chanhassen have in September?

In Chanhassen, Minnesota, the average day length in September is 12h and 31min.

When are sunrise and sunset in September in Chanhassen?

In September, on the first day of the month, sunrise is at 6:36 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:56 pm CDT.

How long on average sun shines in September in Chanhassen?

In September, the average sunshine duration in Chanhassen is 8.7h.

How high is the UV index in September in Chanhassen?

In Chanhassen, Minnesota, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
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
Chanhassen, MN

Average temperature in September - Chanhassen, MN
  • Average high temperature in September: 71.4°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (20.5°F).

  • Average low temperature in September: 53.6°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).

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Average pressure in September
Chanhassen, MN

Average pressure in September - Chanhassen, MN
  • Average pressure in September: 30"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).

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Average wind speed in September
Chanhassen, MN

Average wind speed in September - Chanhassen, MN
  • Average wind speed in September: 7.8mph

The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

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Average humidity in September
Chanhassen, MN

Average humidity in September - Chanhassen, MN
  • Average humidity in September: 74%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April, May and October (71%).

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Average rainfall in September
Chanhassen, MN

Average rainfall in September - Chanhassen, MN
  • Average rainfall in September: 0.98"

The wettest month (with the highest rainfall) is June (2.13").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days in September
Chanhassen, MN

Average rainfall days in September - Chanhassen, MN
  • Average rainfall days in September: 9.9 days

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (1.5 days).

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Average snowfall in September
Chanhassen, MN

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

The month with the highest snowfall is February (2.64").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Chanhassen, MN

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

The month with the highest number of snowfall days is January (14.3 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
Chanhassen, MN

Average daylight in September / Average sunshine in September - Chanhassen, MN
  • Average daylight in September: 12h and 31min

The month with the longest days is June (Average daylight: 15h and 32min).
The month with the shortest days is December (Average daylight: 8h and 52min).

  • Average sunshine in September: 8h and 42min

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 0min).

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Average sunshine days in September
Chanhassen, MN

Average sunshine days in September - Chanhassen, MN
  • Average sunshine days in September: 17.4 days

The months with the most sunshine days are October and November (20.4 days).
The month with the least sunshine days is June (12.1 days).

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Average UV index in September
Chanhassen, MN

Average UV index in September - Chanhassen, 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).

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Average cloud cover in September
Chanhassen, MN

Average cloud cover in September - Chanhassen, MN
  • Average cloud cover in September: 34

The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 31).

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Average visibility in September
Chanhassen, MN

Average visibility in September - Chanhassen, MN
  • Average visibility in September: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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