September weather forecast
Belcourt, ND

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Weather in September

The first month of the autumn, September, is still a comfortable month in Belcourt, North Dakota, with an average temperature ranging between min 49.1°F (9.5°C) and max 67.6°F (19.8°C).

Temperature

The onset of September is marked by a decrease in temperature, transitioning from a warm 77.9°F (25.5°C) in August to an enjoyable 67.6°F (19.8°C). Belcourt experiences a mean low-temperature of 49.1°F (9.5°C) during September.

Humidity

In September, the average relative humidity is 62%.

Rainfall

In Belcourt, in September, during 11.3 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. Throughout the year, there are 110.9 rainfall days, and 17.95" (456mm) of precipitation is accumulated.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 34min.
On the first day of the month, sunrise is at 6:56 am and sunset at 8:20 pm. On the last day of September, in Belcourt, sunrise is at 7:38 am and sunset at 7:19 pm CDT.

Sunshine

In Belcourt, the average sunshine in September is 8.5h.

UV index

In Belcourt, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 4 in September leads to these recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What is the average September temperature in Belcourt?

In Belcourt, 67.6°F (19.8°C) is the average high-temperature and 49.1°F (9.5°C) is the average low-temperature during September.

What is the average humidity in September in Belcourt?

The average relative humidity in September in Belcourt is 62%.

How many days does it rain in September in Belcourt?

In Belcourt, in September, during 11.3 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

When it does not snow in Belcourt?

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

Does it snow in Belcourt in September?

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

What is the average length of the day in September in Belcourt?

In Belcourt, the average day length in September is 12h and 34min.

When are sunrise and sunset in September in Belcourt?

In September, on the first day of the month, sunrise is at 6:56 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 7:19 pm CDT.

How many hours of sunshine does Belcourt have in September?

In September, the average sunshine duration in Belcourt is 8.5h.

What is the UV index intensity in September in Belcourt?

The average daily maximum UV index in September in Belcourt is 4. A UV Index reading of 3 to 5 represents 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
Belcourt, ND

Average temperature in September - Belcourt, ND
  • Average high temperature in September: 67.6°F

The warmest month (with the highest average high temperature) is August (77.9°F).
The month with the lowest average high temperature is January (14.2°F).

  • Average low temperature in September: 49.1°F

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (0.5°F).

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Average pressure in September
Belcourt, ND

Average pressure in September - Belcourt, 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).

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Average wind speed in September
Belcourt, ND

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

The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

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Average humidity in September
Belcourt, ND

Average humidity in September - Belcourt, ND
  • Average humidity in September: 62%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (60%).

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Average rainfall in September
Belcourt, ND

Average rainfall in September - Belcourt, ND
  • Average rainfall in September: 2.01"

The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is February (0.43").

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Average rainfall days in September
Belcourt, ND

Average rainfall days in September - Belcourt, ND
  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (2 days).

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Average snowfall in September
Belcourt, ND

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

The month with the highest snowfall is November (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Belcourt, ND

Average snowfall days in September - Belcourt, 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).

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Average daylight in September /
Average sunshine in September
Belcourt, ND

Average daylight in September / Average sunshine in September - Belcourt, ND
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in September
Belcourt, ND

Average sunshine days in September - Belcourt, ND
  • Average sunshine days in September: 16.8 days

The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is June (8.1 days).

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Average UV index in September
Belcourt, ND

Average UV index in September - Belcourt, ND
  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

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Average cloud cover in September
Belcourt, ND

Average cloud cover in September - Belcourt, ND
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in September
Belcourt, ND

Average visibility in September - Belcourt, 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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Belcourt, North Dakota, USA

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