September weather forecast
Farmington, MN

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Weather in September

September, the first month of the autumn in Farmington, is also an agreeable month, with an average temperature varying between 71.1°F (21.7°C) and 52.7°F (11.5°C).

Temperature

As Farmington enters September, the average high-temperature subtly lowers from the a moderately hot 78.3°F (25.7°C) of August to a pleasant 71.1°F (21.7°C). Farmington experiences a mean low-temperature of 52.7°F (11.5°C) during September.

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Farmington, during September, the rain falls for 7.3 days and regularly aggregates up to 0.39" (10mm) of precipitation. Throughout the year, there are 72.4 rainfall days, and 5.79" (147mm) of precipitation is accumulated.

Snowfall

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

Daylight

In September, the average length of the day in Farmington is 12h and 30min.
On the first day of September, sunrise is at 6:35 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:54 pm CDT.

Sunshine

The average sunshine in September in Farmington is 8.8h.

UV index

In September, the average daily maximum UV index in Farmington is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 4 in September interprets into the following advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What is the temperature in September in Farmington?

In September, in Farmington, the average high-temperature is 71.1°F (21.7°C), and the average low-temperature is 52.7°F (11.5°C).

What is the average humidity in September in Farmington?

The average relative humidity in September in Farmington, Minnesota, is 76%.

How much does it rain in Farmington in September?

In September, in Farmington, Minnesota, the rain falls for 7.3 days. Throughout September, 0.39" (10mm) of precipitation is accumulated.

When it does not snow in Farmington?

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

Does it snow in Farmington in September?

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

How many hours of daylight does Farmington have in September?

The average day length in September in Farmington, Minnesota, is 12h and 30min.

What time are sunrise and sunset in September in Farmington?

On the first day of September in Farmington, Minnesota, sunrise is at 6:35 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:54 pm CDT.

How many hours of sunshine does Farmington have in September?

The average sunshine duration in September in Farmington, Minnesota, is 8.8h.

What is the UV index intensity in September in Farmington?

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Farmington, MN

Average temperature in September - Farmington, MN
  • Average high temperature in September: 71.1°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 (20.7°F).

  • Average low temperature in September: 52.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

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Average pressure in September
Farmington, MN

Average pressure in September - Farmington, 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
Farmington, MN

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

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in September
Farmington, MN

Average humidity in September - Farmington, MN
  • Average humidity in September: 76%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in September
Farmington, MN

Average rainfall in September - Farmington, MN
  • Average rainfall in September: 0.39"

The wettest month (with the highest rainfall) is June (0.94").
The driest month (with the least rainfall) is January (0.16").

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Average rainfall days in September
Farmington, MN

Average rainfall days in September - Farmington, MN
  • Average rainfall days in September: 7.3 days

The month with the highest number of rainy days is June (9.7 days).
The month with the least rainy days is February (1.2 days).

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Average snowfall in September
Farmington, MN

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

The month with the highest snowfall is February (1.69").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Farmington, MN

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

The month with the highest number of snowfall days is December (9.7 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
Farmington, MN

Average daylight in September / Average sunshine in September - Farmington, MN
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in September
Farmington, MN

Average sunshine days in September - Farmington, MN
  • Average sunshine days in September: 20.3 days

The months with the most sunshine days are January and December (24.3 days).
The month with the least sunshine days is June (16.2 days).

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Average UV index in September
Farmington, MN

Average UV index in September - Farmington, 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
Farmington, MN

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

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in September
Farmington, MN

Average visibility in September - Farmington, 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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Farmington, Minnesota, USA

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