September weather forecast and climate
Wilton, ND

Weather in September

The first month of the autumn, September, is still a pleasant month in Wilton, North Dakota, with temperature in the range of an average high of 71.1°F (21.7°C) and an average low of 51.3°F (10.7°C).

Temperature

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

Humidity

The average relative humidity in Wilton is 57%.

Rainfall

In Wilton, during September, the rain falls for 9.1 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Wilton, during the entire year, the rain falls for 100.5 days and collects up to 15.2" (386mm) of precipitation.

Snowfall

In Wilton snow does not fall in June through September.

Daylight

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

Sunshine

In Wilton, the average sunshine is 8.6h.

UV index

In September, the average daily maximum UV index in Wilton is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. 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.
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FAQ

What is the temperature in September in Wilton?

In Wilton, 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 Wilton?

In Wilton, North Dakota, the average relative humidity in September is 57%.

How many days does it rain in September in Wilton?

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

Does it snow in Wilton in September?

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

When it does not snow in Wilton?

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

How many hours of daylight does Wilton have in September?

The average length of the day in September in Wilton is 12.5h.

How many hours of sunshine does Wilton have in September?

The average sunshine in September is 8.6h.

How high is the UV index in September in Wilton?

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in September
Wilton, ND

Average temperature in September - Wilton, ND
  • Average high temperature in September: 71.1°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (19.8°F).

  • Average low temperature in September: 51.3°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

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Average pressure in September
Wilton, ND

Average pressure in September - Wilton, ND
  • Average pressure in September: 29.95"

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

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Average wind speed in September
Wilton, ND

Average wind speed in September - Wilton, ND
  • Average wind speed in September: 10.3mph

The windiest months (with the highest average wind speed) are April and October (11.1mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).

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Average humidity in September
Wilton, ND

Average humidity in September - Wilton, 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%).

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Average rainfall in September
Wilton, ND

Average rainfall in September - Wilton, ND
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is June (2.6").
The driest month (with the least rainfall) is February (0.51").

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Average rainfall days in September
Wilton, ND

Average rainfall days in September - Wilton, 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).

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Average snowfall in September
Wilton, ND

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

The month with the highest snowfall is January (3.78").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Wilton, ND

Average snowfall days in September - Wilton, 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).

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

Average daylight in September / Average sunshine in September - Wilton, 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: 8.6h).

  • 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).

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Average sunshine days in September
Wilton, ND

Average sunshine days in September - Wilton, 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).

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Average UV index in September
Wilton, ND

Average UV index in September - Wilton, 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).

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Average cloud cover in September
Wilton, ND

Average cloud cover in September - Wilton, 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).

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Average visibility in September
Wilton, ND

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

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

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