Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The shift into December brings a noticeable decrease in the average high-temperature, falling from a wintry 34.7°F (1.5°C) in November to a freezing cold 20.3°F (-6.5°C). Throughout December, an average nighttime temperature of 9.5°F (-12.5°C) is experienced.Humidity
In Wilton, Minnesota, 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. Throughout the year, in Wilton, there are 105 rainfall days, and 19.72" (501mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall in Wilton. 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 December, the average sunshine is 2.5h.UV index
The months with the lowest UV index 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 unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 1 in December translates into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December in Wilton?
How much does it rain in December?
When does it snow the most?
How much does it snow in Wilton in December?
What is the month with the shortest days?
How many hours of daylight does Wilton have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Wilton have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
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).
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).
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).
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%).
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").
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).
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").
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).
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).
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).
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).
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).
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).
Wilton, Minnesota, USA
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