December weather forecast
Wilton, MN

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Weather in December

The first month of the winter, December, is still a freezing cold month in Wilton, Minnesota, with an average temperature varying between 9.5°F (-12.5°C) and 20.3°F (-6.5°C).

Temperature

December's onset brings a clear reduction in the average high-temperature, falling from a cold 34.7°F (1.5°C) in November to a subzero cold 20.3°F (-6.5°C). Wilton's average low-temperature during December nights is observed to be a frigid cold 9.5°F (-12.5°C).

Humidity

The average relative humidity in December is 90%.

Rainfall

In Wilton, in December, it is raining for 2.2 days, with typically 1.02" (26mm) of accumulated precipitation. In Wilton, during the entire year, the rain falls for 105 days and collects up to 19.72" (501mm) of precipitation.

Snowfall

Months with snowfall in Wilton are January through May, October through December. December is the month with the most snowfall. Snow falls for 17.7 days and accumulates 7.28" (185mm) of snow.

Daylight

December has the shortest days of the year, with an average of 8h and 30min of daylight.
On the first day of December, sunrise is at 7:47 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 4:39 pm CST.

Sunshine

In Wilton, the average sunshine in December is 2.5h.

UV index

The months with the lowest UV index in Wilton, Minnesota, are January, February, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 1 translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

How cold is it in Wilton in December?

In December, in Wilton, the average high-temperature is 20.3°F (-6.5°C), and the average low-temperature is 9.5°F (-12.5°C).

What is the average humidity in December in Wilton?

In Wilton, the average relative humidity in December is 90%.

How many days does it rain in December in Wilton?

In Wilton, during December, the rain falls for 2.2 days and regularly aggregates up to 1.02" (26mm) of precipitation.

What is the snowiest month in Wilton?

December is the month with the most snowfall in Wilton, Minnesota. Snow falls for 17.7 days and accumulates 7.28" (185mm) of snow.

How many days does it snow in December in Wilton?

In Wilton, during December, snow falls for 17.7 days and regularly aggregates up to 7.28" (185mm) of snow.

What is the month with the shortest days in Wilton?

The month with the shortest days in Wilton is December, with an average of 8h and 30min of daylight.

How many hours of daylight does Wilton have in December?

In December, the average day length in Wilton, Minnesota, is 8h and 31min.

What time are sunrise and sunset in December in Wilton?

On the first day of December, sunrise is at 7:47 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 4:39 pm CST.

How many hours of sunshine does Wilton have in December?

The average sunshine duration in December is 2.5h.

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

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1.

How high is the UV index in December in Wilton?

In December, the average daily maximum UV index in Wilton is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health 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, MN

Average temperature in December - Wilton, MN
  • Average high temperature in December: 20.3°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (16.2°F).

  • Average low temperature in December: 9.5°F

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (1.6°F).

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Average pressure in December
Wilton, MN

Average pressure in December - Wilton, MN
  • Average pressure in December: 30.1"Hg

The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in December
Wilton, MN

Average wind speed in December - Wilton, MN
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is October (8.2mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

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Average humidity in December
Wilton, MN

Average humidity in December - Wilton, MN
  • Average humidity in December: 90%

The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (70%).

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Average rainfall in December
Wilton, MN

Average rainfall in December - Wilton, MN
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is June (2.91").
The driest months (with the least rainfall) are January and February (0.75").

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Average rainfall days in December
Wilton, MN

Average rainfall days in December - Wilton, MN
  • Average rainfall days in December: 2.2 days

The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is February (1.3 days).

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Average snowfall in December
Wilton, MN

Average snowfall in December - Wilton, MN
  • Average snowfall in December: 7.28"

The month with the highest snowfall is December (7.28").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Wilton, MN

Average snowfall days in December - Wilton, MN
  • Average snowfall days in December: 17.7 days

The month with the highest number of snowfall days is January (18.7 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Wilton, MN
  • Average daylight in December: 8h and 3min

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 30min).

  • Average sunshine in December: 2h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 0min).

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Average sunshine days in December
Wilton, MN

Average sunshine days in December - Wilton, MN
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is August (17.2 days).
The month with the least sunshine days is June (11.7 days).

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Average UV index in December
Wilton, MN

Average UV index in December - Wilton, MN
  • 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, February, November and December (UV index 1).

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Average cloud cover in December
Wilton, MN

Average cloud cover in December - Wilton, MN
  • Average cloud cover in December: 77

The month with the most cloud cover is January (Cloud cover 80).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in December
Wilton, MN

Average visibility in December - Wilton, MN
  • Average visibility in December: 4mi

The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

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Wilton, Minnesota, USA

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