September weather forecast
Fort Rice, ND

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Weather in September

September, the first month of the autumn in Fort Rice, is still a pleasant month, with an average temperature fluctuating between 52°F (11.1°C) and 72°F (22.2°C).

Temperature

With the onset of September, Fort Rice's average high-temperature adjusts, receding from August's moderately hot 82.2°F (27.9°C) to a pleasant 72°F (22.2°C). In September, the average low-temperature is a cool 52°F (11.1°C).

Humidity

In September, the average relative humidity is 57%.

Rainfall

In Fort Rice, in September, during 8.9 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. Throughout the year, in Fort Rice, North Dakota, there are 105.9 rainfall days, and 15" (381mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Fort Rice.

Daylight

In Fort Rice, the average length of the day in September is 12h and 32min.
On the first day of September in Fort Rice, sunrise is at 7:03 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:23 pm CDT.

Sunshine

In September, the average sunshine in Fort Rice is 8.6h.

UV index

In Fort Rice, the average daily maximum UV index in September 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:
Ensure safety - Sun damage prevention is strongly urged. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Fort Rice?

In Fort Rice, in September, the average high-temperature is 72°F (22.2°C), and the average low-temperature is 52°F (11.1°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is appraised at 84.2°F (29°C).

What is the average humidity in September in Fort Rice?

The average relative humidity in September is 57%.

How many days does it rain in September in Fort Rice?

In Fort Rice, in September, it is raining for 8.9 days, with typically 1.22" (31mm) of accumulated precipitation.

When it does not snow in Fort Rice?

In Fort Rice, snow does not fall in June through September.

Does it snow in Fort Rice in September?

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

What is the average length of the day in September in Fort Rice?

In September, the average day length in Fort Rice, North Dakota, is 12h and 32min.

When is the sunrise / sunset in September in Fort Rice?

In September, on the first day of the month, sunrise is at 7:03 am and sunset at 8:20 pm. On the last day of the month, in Fort Rice, sunrise is at 7:40 am and sunset at 7:23 pm CDT.

How many hours of sunshine does Fort Rice have in September?

In Fort Rice, North Dakota, the average sunshine duration in September is 8.6h.

What is the UV index reading in September in Fort Rice?

In Fort Rice, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Fort Rice, ND

Average temperature in September - Fort Rice, ND
  • Average high temperature in September: 72°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in September: 52°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (6.1°F).

Average pressure in September
Fort Rice, ND

Average pressure in September - Fort Rice, ND
  • Average pressure in September: 29.95"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in September
Fort Rice, ND

Average wind speed in September - Fort Rice, ND
  • Average wind speed in September: 9.8mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

Average humidity in September
Fort Rice, ND

Average humidity in September - Fort Rice, ND
  • Average humidity in September: 57%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).

Average rainfall in September
Fort Rice, ND

Average rainfall in September - Fort Rice, ND
  • Average rainfall in September: 1.22"

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in September
Fort Rice, ND

Average rainfall days in September - Fort Rice, ND
  • Average rainfall days in September: 8.9 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (3.4 days).

Average snowfall in September
Fort Rice, ND

Average snowfall in September - Fort Rice, ND
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Fort Rice, ND

Average snowfall days in September - Fort Rice, ND
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Fort Rice, ND

Average daylight in September / Average sunshine in September - Fort Rice, 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 4min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September
Fort Rice, ND

Average sunshine days in September - Fort Rice, ND
  • Average sunshine days in September: 19.9 days

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is March (12.3 days).

Average UV index in September
Fort Rice, ND

Average UV index in September - Fort Rice, ND
  • 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, November and December (UV index 1).

Average cloud cover in September
Fort Rice, ND

Average cloud cover in September - Fort Rice, ND
  • Average cloud cover in September: 25

The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 21).

Average visibility in September
Fort Rice, ND

Average visibility in September - Fort Rice, 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).

Fort Rice, North Dakota, USA

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