December weather forecast
Wilton, ND

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Weather in December

The first month of the winter, December, is also a subzero cold month in Wilton, North Dakota, with an average temperature varying between 22.3°F (-5.4°C) and 10.6°F (-11.9°C).

Temperature

Wilton experiences a clear temperature downturn in December, with average high-temperatures moving from a wintry 37.6°F (3.1°C) in November to a subzero cold 22.3°F (-5.4°C). During December, the average low-temperature in Wilton is an extreme cold 10.6°F (-11.9°C).

Humidity

In Wilton, the average relative humidity in December is 87%.

Rainfall

In Wilton, North Dakota, during December, the rain falls for 2.9 days and regularly aggregates up to 0.67" (17mm) 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

Months with snowfall in Wilton are January through May, October through December. In December, in Wilton, North Dakota, it is snowing for 14.5 days. Throughout December, 3.7" (94mm) of snow is accumulated. Throughout the year, there are 72.6 snowfall days, and 21.14" (537mm) of snow is accumulated.

Daylight

The month with the shortest days in Wilton, North Dakota, is December, with an average of 8h and 36min of daylight.
On the first day of December, sunrise is at 8:09 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 8:29 am and sunset at 5:03 pm CST.

Sunshine

In Wilton, the average sunshine in December is 3.9h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Wilton. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 1 during December translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Wilton in December?

The average high-temperature and low-temperature in Wilton, North Dakota, during December are 22.3°F (-5.4°C) and 10.6°F (-11.9°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 82.4°F (28°C).

What is the average humidity in December in Wilton?

In Wilton, North Dakota, the average relative humidity in December is 87%.

How much does it rain in Wilton in December?

In Wilton, North Dakota, in December, during 2.9 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

How many days does it snow in December in Wilton?

In Wilton, during December, snow falls for 14.5 days and regularly aggregates up to 3.7" (94mm) of snow.

What is the month with the shortest days in Wilton?

December has the shortest days of the year, with an average of 8h and 36min of daylight.

How many hours of daylight does Wilton have in December?

In December, the average day length is 8h and 34min.

When is the sunrise / sunset in December in Wilton?

In December, on the first day of the month, sunrise is at 8:09 am and sunset at 4:55 pm. On the last day of the month, in Wilton, North Dakota, sunrise is at 8:29 am and sunset at 5:03 pm CST.

How many hours of sunshine does Wilton have in December?

The average sunshine duration in December in Wilton is 3.9h.

What is the month with the lowest UV index in Wilton?

The months with the lowest UV index in Wilton, North Dakota, are January and December, with an average maximum UV index of 1.

How high is the UV index in December in Wilton?

In Wilton, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Wilton, ND

Average temperature in December - Wilton, ND
  • Average high temperature in December: 22.3°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 December: 10.6°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).

Average pressure in December
Wilton, ND

Average pressure in December - Wilton, ND
  • Average pressure in December: 30.13"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 December
Wilton, ND

Average wind speed in December - Wilton, ND
  • Average wind speed in December: 10.1mph

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).

Average humidity in December
Wilton, ND

Average humidity in December - Wilton, ND
  • Average humidity in December: 87%

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

Average rainfall in December
Wilton, ND

Average rainfall in December - Wilton, ND
  • Average rainfall in December: 0.67"

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

Average rainfall days in December
Wilton, ND

Average rainfall days in December - Wilton, ND
  • Average rainfall days in December: 2.9 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 December
Wilton, ND

Average snowfall in December - Wilton, ND
  • Average snowfall in December: 3.7"

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

Average snowfall days in December
Wilton, ND

Average snowfall days in December - Wilton, ND
  • Average snowfall days in December: 14.5 days

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

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

Average daylight in December / Average sunshine in December - Wilton, ND
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in December
Wilton, ND

Average sunshine days in December - Wilton, ND
  • Average sunshine days in December: 15.1 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 December
Wilton, ND

Average UV index in December - Wilton, ND
  • Average UV index in December: 1

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

Average cloud cover in December
Wilton, ND

Average cloud cover in December - Wilton, ND
  • Average cloud cover in December: 60

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 December
Wilton, ND

Average visibility in December - Wilton, ND
  • Average visibility in December: 5mi

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).

Wilton, North Dakota, USA

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