December weather forecastClear Lake, MN
December
Weather in December
The first month of the winter, December, is also a subzero cold month in Clear Lake, Minnesota, with an average temperature ranging between max 23.7°F (-4.6°C) and min 13.6°F (-10.2°C).Temperature
December's arrival signals a significant decrease in average high-temperatures, falling from November's cold 38.5°F (3.6°C) to a freezing cold 23.7°F (-4.6°C). December is noted for a mean low-temperature of 13.6°F (-10.2°C).Humidity
The average relative humidity in December is 87%.Rainfall
In Clear Lake, in December, during 3.1 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. Throughout the year, there are 107.2 rainfall days, and 15.75" (400mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 12.1 days and accumulates 3.31" (84mm) of snow.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:36 am and sunset at 4:34 pm. On the last day of December, sunrise is at 7:55 am and sunset at 4:42 pm CST.
Sunshine
The average sunshine in December is 3.5h.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 value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Clear Lake, MN
- Average high temperature in December: 23.7°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (18.5°F).
- Average low temperature in December: 13.6°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (6.1°F).
Average pressure in December
Clear Lake, 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
Clear Lake, MN
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity in December
Clear Lake, MN
- Average humidity in December: 87%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and May (70%).
Average rainfall in December
Clear Lake, MN
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days in December
Clear Lake, MN
- Average rainfall days in December: 3.1 days
The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in December
Clear Lake, MN
- Average snowfall in December: 3.31"
The month with the highest snowfall is December (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Clear Lake, MN
- Average snowfall days in December: 12.1 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Clear Lake, MN
- Average daylight in December: 8h and 48min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 3h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Clear Lake, MN
- Average sunshine days in December: 18.3 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is June (12.6 days).
Average UV index in December
Clear Lake, 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
Clear Lake, MN
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in December
Clear Lake, 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).





