September weather forecast
Comfrey, MN

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Weather in September

September, the first month of the autumn in Comfrey, is still a pleasant month, with temperature in the range of an average high of 72.7°F (22.6°C) and an average low of 53.1°F (11.7°C).

Temperature

In Comfrey, the average high-temperature in September gently drops from a warm 79°F (26.1°C) in August to a pleasant 72.7°F (22.6°C). Throughout the month of September, Comfrey witnesses an average low-temperature of 53.1°F (11.7°C).

Humidity

In Comfrey, the average relative humidity in September is 73%.

Rainfall

In September, in Comfrey, the rain falls for 9.9 days. Throughout September, 1.57" (40mm) of precipitation is accumulated. Throughout the year, there are 104.4 rainfall days, and 15.08" (383mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September in Comfrey is 12h and 30min.
On the first day of September in Comfrey, Minnesota, sunrise is at 6:43 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:01 pm CDT.

Sunshine

In Comfrey, the average sunshine in September is 9h.

UV index

The average daily maximum UV index in September in Comfrey, Minnesota, is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 4 in September translates into these instructions:
Act with care - The suggestion to avoid sunburn is emphasized. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Comfrey in September?

In September, in Comfrey, the average high-temperature is 72.7°F (22.6°C), and the average low-temperature is 53.1°F (11.7°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in July is computed to be 86°F (30°C).

What is the average humidity in September in Comfrey?

In Comfrey, Minnesota, the average relative humidity in September is 73%.

How much does it rain in Comfrey in September?

In September, in Comfrey, Minnesota, the rain falls for 9.9 days. Throughout September, 1.57" (40mm) of precipitation is accumulated.

When it does not snow in Comfrey?

May through September are months without snowfall in Comfrey.

Does it snow in Comfrey in September?

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

How many hours of daylight does Comfrey have in September?

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

What time are sunrise and sunset in September in Comfrey?

In September, on the first day of the month, sunrise is at 6:43 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:01 pm CDT.

How many hours of sunshine does Comfrey have in September?

In Comfrey, Minnesota, the average sunshine duration in September is 9h.

How high is the UV index in September in Comfrey?

In September, the average daily maximum UV index 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Comfrey, MN

Average temperature in September - Comfrey, MN
  • Average high temperature in September: 72.7°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in September: 53.1°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 (7.2°F).

Average pressure in September
Comfrey, MN

Average pressure in September - Comfrey, MN
  • Average pressure in September: 29.99"Hg

The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in September
Comfrey, MN

Average wind speed in September - Comfrey, MN
  • Average wind speed in September: 8.8mph

The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).

Average humidity in September
Comfrey, MN

Average humidity in September - Comfrey, MN
  • Average humidity in September: 73%

The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are May and October (68%).

Average rainfall in September
Comfrey, MN

Average rainfall in September - Comfrey, MN
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is June (2.48").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in September
Comfrey, MN

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

The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is February (1.8 days).

Average snowfall in September
Comfrey, MN

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

The month with the highest snowfall is February (3.9").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Comfrey, MN

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

The month with the highest number of snowfall days is December (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Comfrey, 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: 8h and 54min).

  • Average sunshine in September: 9h and 0min

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 42min).

Average sunshine days in September
Comfrey, MN

Average sunshine days in September - Comfrey, MN
  • Average sunshine days in September: 18.3 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in September
Comfrey, MN

Average UV index in September - Comfrey, MN
  • Average UV index in September: 4

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

Average cloud cover in September
Comfrey, MN

Average cloud cover in September - Comfrey, MN
  • Average cloud cover in September: 31

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 31).

Average visibility in September
Comfrey, MN

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

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Comfrey, Minnesota, USA

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