December weather forecastBrainerd, MN

December
Weather in December
December oversees winter's grand arrival in Brainerd, Minnesota, featuring the lowest temperatures and highest snowfall of the year. Subzero temperatures during the day and 8.9" (226mm) of snow exemplify Minnesotan winter. It is also the darkest month, receiving the least daylight recorded annually. In contrast to November, December witnesses peak winter, spreading festive cheer among the snow-dusted houses and frozen lakes. Despite the harsh weather, the city shows resilience, echoing a unique blend of winter's cold snap and holiday warmth.Temperature
December comes with a decrease in the average high-temperature, falling from a wintry 36.5°F (2.5°C) in November to a subzero cold 22.3°F (-5.4°C). An average low-temperature of 11.3°F (-11.5°C) marks the nights in Brainerd throughout December.Humidity
In December, the average relative humidity is 88%.Rainfall
In Brainerd, during December, the rain falls for 3.5 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, there are 115.5 rainfall days, and 19.69" (500mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 19.4 days and accumulates 8.9" (226mm) of snow.Daylight
With an average of 8h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:40 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 4:40 pm CST.
Sunshine
In December, the average sunshine is 2.8h.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 reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the UV index of 1 transforms into the following advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Brainerd, MN
- Average high temperature in December: 22.3°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (18°F).
- Average low temperature in December: 11.3°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (4.1°F).
Average pressure in December
Brainerd, 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
Brainerd, MN
- Average wind speed in December: 6.9mph
The windiest months (with the highest average wind speed) are April and October (7.6mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
Brainerd, MN
- Average humidity in December: 88%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (70%).
Average rainfall in December
Brainerd, MN
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is June (2.95").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in December
Brainerd, MN
- Average rainfall days in December: 3.5 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in December
Brainerd, MN
- Average snowfall in December: 8.9"
The month with the highest snowfall is December (8.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Brainerd, MN
- Average snowfall days in December: 19.4 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Brainerd, MN
- Average daylight in December: 8h and 42min
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: 2h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Brainerd, MN
- Average sunshine days in December: 11.1 days
The month with the most sunshine days is September (19.1 days).
The month with the least sunshine days is February (10 days).
Average UV index in December
Brainerd, 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
Brainerd, MN
- Average cloud cover in December: 71
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Brainerd, MN
- Average visibility in December: 4mi
The months with the highest visibility are May, June, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).





