September weather forecast
Fargo, ND

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Panorama of the largest city of Fargo, North Dakota
Panorama of the largest city of Fargo, North Dakota

Weather in September

September is a transition month, with temperatures dropping from the fiery highs of August. The rainfall amount sees a significant reduction, it reaches from 1.69in in August to 1.26in in September. This period gracefully welcomes autumn, painting a myriad of colors across the city as foliage changes color. Brisk autumn air replaces the summer heat, slowly introducing cooler nights. As Fargo, North Dakota steps into October, the unmistakable chill of winter starts to become more apparent.

Temperature

In Fargo, the average high-temperature in September drops from a moderately hot 81°F (27.2°C) in August to an agreeable 71.8°F (22.1°C). September sees the temperature falling to a mean low of 52.7°F (11.5°C).

Humidity

The least humid month is September, with an average relative humidity of 63%.

Rainfall

In Fargo, in September, it is raining for 8.9 days, with typically 1.26" (32mm) of accumulated precipitation. In Fargo, North Dakota, during the entire year, the rain falls for 102.5 days and collects up to 17.17" (436mm) of precipitation.

Snowfall

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

Daylight

In Fargo, the average length of the day in September is 12h and 32min.
On the first day of the month, sunrise is at 6:47 am and sunset at 8:06 pm. On the last day of September, in Fargo, sunrise is at 7:25 am and sunset at 7:08 pm CDT.

Sunshine

In Fargo, North Dakota, the average sunshine in September is 8.9h.

UV index

The average daily maximum UV index in September in Fargo is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 4 in September transforms into the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What is the average September temperature in Fargo?

The high-temperature, in September, in Fargo, is 71.8°F (22.1°C), while the low-temperature averages to 52.7°F (11.5°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 84.2°F (29°C).

What is the least humid month in Fargo?

The least humid month in Fargo is September, with an average relative humidity of 63%.

What is the average humidity in September in Fargo?

In September, the average relative humidity in Fargo, North Dakota, is 63%.

How much does it rain in Fargo in September?

In Fargo, North Dakota, in September, during 8.9 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

When it does not snow in Fargo?

June through September are months without snowfall in Fargo, North Dakota.

Does it snow in Fargo in September?

In Fargo, North Dakota, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Fargo have in September?

In September, the average day length in Fargo is 12h and 32min.

When is the sunrise / sunset in September in Fargo?

In September, on the first day of the month, sunrise is at 6:47 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:08 pm CDT.

How many hours of sunshine does Fargo have in September?

In Fargo, the average sunshine duration in September is 8.9h.

What is the UV index reading in September in Fargo?

In September, the average daily maximum UV index in Fargo 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
Fargo, ND

Average temperature in September - Fargo, ND
  • Average high temperature in September: 71.8°F

The warmest months (with the highest average high temperature) are July and August (81°F).
The month with the lowest average high temperature is January (16.2°F).

  • Average low temperature in September: 52.7°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (2.7°F).

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Average pressure in September
Fargo, ND

Average pressure in September - Fargo, ND
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in September
Fargo, ND

Average wind speed in September - Fargo, ND
  • Average wind speed in September: 9.6mph

The windiest month (with the highest average wind speed) is October (10.7mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).

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Average humidity in September
Fargo, ND

Average humidity in September - Fargo, ND
  • Average humidity in September: 63%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (63%).

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Average rainfall in September
Fargo, ND

Average rainfall in September - Fargo, ND
  • Average rainfall in September: 1.26"

The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in September
Fargo, ND

Average rainfall days in September - Fargo, ND
  • Average rainfall days in September: 8.9 days

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (1.7 days).

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Average snowfall in September
Fargo, ND

Average snowfall in September - Fargo, ND
  • Average snowfall in September: 0"

The month with the highest snowfall is December (4.09").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Fargo, ND

Average snowfall days in September - Fargo, ND
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.6 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
Fargo, ND

Average daylight in September / Average sunshine in September - Fargo, ND
  • Average daylight in September: 12h and 3min

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

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in September
Fargo, ND

Average sunshine days in September - Fargo, ND
  • Average sunshine days in September: 19.7 days

The month with the most sunshine days is September (19.7 days).
The month with the least sunshine days is June (11.3 days).

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Average UV index in September
Fargo, ND

Average UV index in September - Fargo, ND
  • 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 and December (UV index 1).

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Average cloud cover in September
Fargo, ND

Average cloud cover in September - Fargo, ND
  • Average cloud cover in September: 29

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 25).

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Average visibility in September
Fargo, ND

Average visibility in September - Fargo, ND
  • Average visibility in September: 6mi

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

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Fargo, North Dakota, USA

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