September weather forecast
North Branch, MN

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Weather in September

September, the first month of the autumn in North Branch, is still a pleasant month, with an average temperature fluctuating between 69.8°F (21°C) and 51.4°F (10.8°C).

Temperature

North Branch records a mild change in average high-temperature during September, easing from a moderately hot 77°F (25°C) in August to a pleasant 69.8°F (21°C). Throughout September, North Branch experiences a low-temperature average of 51.4°F (10.8°C).

Humidity

The average relative humidity in September in North Branch is 77%.

Rainfall

In North Branch, in September, during 10.5 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In North Branch, during the entire year, the rain falls for 112.4 days and collects up to 21.02" (534mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In North Branch, the average length of the day in September is 12h and 31min.
On the first day of the month, sunrise is at 6:34 am and sunset at 7:49 pm. On the last day of September, sunrise is at 7:09 am and sunset at 6:53 pm CDT.

Sunshine

In North Branch, the average sunshine in September is 8.4h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The UV index of 4 in September translates into these instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in North Branch in September?

The high-temperature in North Branch, Minnesota, during September is 69.8°F (21°C) and the low-temperature is 51.4°F (10.8°C).

What is the average humidity in September in North Branch?

In September, the average relative humidity in North Branch, Minnesota, is 77%.

How much does it rain in North Branch in September?

In September, in North Branch, the rain falls for 10.5 days. Throughout September, 1.77" (45mm) of precipitation is accumulated.

When it does not snow in North Branch?

In North Branch, snow does not fall in June through September.

Does it snow in North Branch in September?

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

What is the average length of the day in September in North Branch?

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

What time are sunrise and sunset in September in North Branch?

On the first day of September, sunrise is at 6:34 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:53 pm CDT.

How long on average sun shines in September in North Branch?

The average sunshine duration in September is 8.4h.

What is the UV index intensity in September in North Branch?

The average daily maximum UV index in September in North Branch is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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
North Branch, MN

Average temperature in September - North Branch, MN
  • Average high temperature in September: 69.8°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (18.9°F).

  • Average low temperature in September: 51.4°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

Average pressure in September
North Branch, MN

Average pressure in September - North Branch, MN
  • Average pressure in September: 30"Hg

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

Average wind speed in September
North Branch, MN

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

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).

Average humidity in September
North Branch, MN

Average humidity in September - North Branch, MN
  • Average humidity in September: 77%

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

Average rainfall in September
North Branch, MN

Average rainfall in September - North Branch, MN
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in September
North Branch, MN

Average rainfall days in September - North Branch, MN
  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is June (16.1 days).
The months with the least rainy days are January and February (1.7 days).

Average snowfall in September
North Branch, MN

Average snowfall in September - North Branch, MN
  • Average snowfall in September: 0"

The month with the highest snowfall is December (5.51").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
North Branch, MN

Average snowfall days in September - North Branch, MN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
North Branch, MN

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in September
North Branch, MN

Average sunshine days in September - North Branch, MN
  • Average sunshine days in September: 17.9 days

The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is June (11.5 days).

Average UV index in September
North Branch, MN

Average UV index in September - North Branch, 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).

Average cloud cover in September
North Branch, MN

Average cloud cover in September - North Branch, MN
  • Average cloud cover in September: 37

The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 34).

Average visibility in September
North Branch, MN

Average visibility in September - North Branch, 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).

North Branch, Minnesota, USA

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