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
December brings a significant decrease in the average high-temperature, moving down from an icy 37.4°F (3°C) in November to a freezing cold 22.5°F (-5.3°C). In December, West Union reports a consistent average low-temperature of 12.2°F (-11°C) during the nights.Humidity
The average relative humidity in December is 87%.Rainfall
In West Union, in December, during 2.5 rainfall days, 1.06" (27mm) of precipitation is typically accumulated. In West Union, during the entire year, the rain falls for 111.2 days and collects up to 20.87" (530mm) of precipitation.Snowfall
Months with snowfall in West Union are January through May, October through December. December is the month with the most snowfall in West Union. Snow falls for 12.6 days and accumulates 5.43" (138mm) of snow.Daylight
December has the shortest days of the year in West Union, with an average of 8h and 42min of daylight.On the first day of December in West Union, sunrise is at 7:41 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 4:45 pm CST.
Sunshine
The average sunshine in December in West Union, Minnesota, is 3.4h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in West Union. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: In December, the maximum UV index of 1 translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in West Union?
What is the average humidity in December in West Union?
How many days does it rain in December in West Union?
What is the snowiest month in West Union?
How many days does it snow in December in West Union?
What is the month with the shortest days in West Union?
What is the average length of the day in December in West Union?
When is the sunrise / sunset in December in West Union?
How long on average sun shines in December in West Union?
What is the month with the lowest UV index in West Union?
What is the UV index intensity in December in West Union?
Average temperature in December
West Union, MN
- Average high temperature in December: 22.5°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (17.6°F).
- Average low temperature in December: 12.2°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (4.5°F).
Average pressure in December
West Union, MN
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
West Union, MN
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).
Average humidity in December
West Union, MN
- Average humidity in December: 87%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (70%).
Average rainfall in December
West Union, MN
- Average rainfall in December: 1.06"
The wettest month (with the highest rainfall) is June (3.5").
The driest months (with the least rainfall) are January and February (0.59").
Average rainfall days in December
West Union, MN
- Average rainfall days in December: 2.5 days
The month with the highest number of rainy days is June (17.1 days).
The month with the least rainy days is February (1.4 days).
Average snowfall in December
West Union, MN
- Average snowfall in December: 5.43"
The month with the highest snowfall is December (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
West Union, MN
- Average snowfall days in December: 12.6 days
The month with the highest number of snowfall days is January (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
West Union, MN
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
West Union, MN
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in December
West Union, 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
West Union, MN
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in December
West Union, MN
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
West Union, Minnesota, USA
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