September weather forecast and climate
McClusky, ND

The first month of the autumn, September, is still a pleasant month in McClusky, North Dakota, with average temperature fluctuating between 51.3°F (10.7°C) and 71.1°F (21.7°C).

Temperature

In McClusky, the average high-temperature drops, from a moderately hot 81.3°F (27.4°C) in August, to a pleasant 71.1°F (21.7°C). In McClusky, the average low-temperature is 51.3°F (10.7°C).

Humidity

In McClusky, the average relative humidity is 57%.

Rainfall

In McClusky, during 9.1 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In McClusky, during the entire year, the rain falls for 100.5 days and collects up to 15.2" (386mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day is 12.5h.

Sunshine

In September, the average sunshine is 8.6h.

UV index

In McClusky, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in September in McClusky?

In McClusky, in September, the average high-temperature is 71.1°F (21.7°C), and the average low-temperature is 51.3°F (10.7°C).

What is the average humidity in September in McClusky?

In McClusky, the average relative humidity in September is 57%.

How many days does it rain in September in McClusky?

In McClusky, North Dakota, in September, it is raining for 9.1 days, with typically 1.77" (45mm) of accumulated precipitation.

Does it snow in McClusky in September?

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

When it does not snow in McClusky?

June through September are months without snowfall.

How many hours of daylight does McClusky have in September?

In McClusky, the average length of the day in September is 12.5h.

How many hours of sunshine does McClusky have in September?

In September, the average sunshine in McClusky is 8.6h.

What is the UV index reading in September in McClusky?

In September, the average daily maximum UV index in McClusky, North Dakota, is 4. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV radiation.
Average temperature in September - McClusky, ND
  • Average high temperature in September: 21.7°C

The warmest month (with the highest average high temperature) is July (27.9°C).
The month with the lowest average high temperature is January (-6.8°C).

  • Average low temperature in September: 10.7°C

The month with the highest average low temperature is July (15.7°C).
The coldest month (with the lowest average low temperature) is January (-14.8°C).

Average pressure in September - McClusky, ND
  • Average pressure in September: 1014.1mbar

The month with the highest atmospheric pressure is February (1021.7mbar).
The month with the lowest atmospheric pressure is June (1010.7mbar).

Average wind speed in September - McClusky, ND
  • Average wind speed in September: 16.5km/h

The windiest months (with the highest average wind speed) are April and October (17.9km/h).
The calmest month (with the lowest average wind speed) is August (14.2km/h).

Average humidity in September - McClusky, ND
  • Average humidity in September: 57%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (55%).

Average rainfall in September - McClusky, ND
  • Average rainfall in September: 45mm

The wettest month (with the highest rainfall) is June (66mm).
The driest month (with the least rainfall) is February (13mm).

Average rainfall days in September - McClusky, ND
  • Average rainfall days in September: 9.1 days

The month with the highest number of rainy days is June (14.9 days).
The month with the least rainy days is February (1.9 days).

Average snowfall in September - McClusky, ND
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (96mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September - McClusky, ND
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (15.3 days).
Months with the least snowfall days are June, July and August (0 days).

Average daylight in September / Average sunshine in September - McClusky, ND
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.9h).
The month with the shortest days is December (Average daylight: 8.5h).

  • Average sunshine in September: 8.6h

The month with the most sunshine is July (Average sunshine: 11.3h).
The month with the least sunshine is January (Average sunshine: 3.7h).

Average sunshine days in September - McClusky, ND
  • Average sunshine days in September: 19.8 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (12.8 days).

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

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

Average cloud cover in September - McClusky, ND
  • Average cloud cover in September: 26

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in September - McClusky, ND
  • Average visibility in September: 10km

Months with the highest visibility are May, June, July, August and September (10km).
Months with the lowest visibility are January, February, March and December (8km).