December weather forecast
Brainerd, MN

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Buildings and deep road veins of Brainerd Town, Minnesota
Buildings and deep road veins of Brainerd Town, Minnesota

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

Onset of December in Brainerd witnesses a reduction in the average high-temperature, falling from a cold 36.5°F (2.5°C) in November to a subzero cold 22.3°F (-5.4°C). Throughout December, Brainerd records an average temperature of 11.3°F (-11.5°C) at night.

Humidity

In Brainerd, the average relative humidity in December is 88%.

Rainfall

In Brainerd, Minnesota, in December, it is raining for 3.5 days, with typically 1.3" (33mm) of accumulated precipitation. In Brainerd, during the entire year, the rain falls for 115.5 days and collects up to 19.69" (500mm) of precipitation.

Snowfall

Months with snowfall in Brainerd are January through May, October through December. The month with the most snowfall in Brainerd, Minnesota, is December, when snow falls for 19.4 days and typically aggregates up to 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

The average sunshine in December is 2.8h.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In December, a regular UV index of 1 translates into these guidelines:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

How cold is December in Brainerd?

An average high-temperature, in December, in Brainerd, is 22.3°F (-5.4°C) and the average low-temperature is 11.3°F (-11.5°C).

What is the average humidity in December in Brainerd?

In December, the average relative humidity in Brainerd is 88%.

How many days does it rain in December in Brainerd?

In Brainerd, during December, the rain falls for 3.5 days and regularly aggregates up to 1.3" (33mm) of precipitation.

What is the snowiest month in Brainerd?

December is the month with the most snowfall. Snow falls for 19.4 days and accumulates 8.9" (226mm) of snow.

How much does it snow in Brainerd in December?

In Brainerd, during December, snow falls for 19.4 days and regularly aggregates up to 8.9" (226mm) of snow.

What is the month with the shortest days in Brainerd?

The month with the shortest days in Brainerd is December, with an average of 8h and 42min of daylight.

How many hours of daylight does Brainerd have in December?

The average day length in December in Brainerd is 8h and 40min.

When are sunrise and sunset in December in Brainerd?

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.

How long on average sun shines in December in Brainerd?

In December, the average sunshine duration in Brainerd is 2.8h.

When is the lowest UV index in Brainerd?

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

How high is the UV index in December in Brainerd?

In December, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
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
Brainerd, MN

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).

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Average pressure in December
Brainerd, MN

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).

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Average wind speed in December
Brainerd, MN

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).

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Average humidity in December
Brainerd, MN

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%).

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Average rainfall in December
Brainerd, MN

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").

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Average rainfall days in December
Brainerd, MN

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).

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Average snowfall in December
Brainerd, MN

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").

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Average snowfall days in December
Brainerd, MN

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).

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

Average daylight in December / Average sunshine in December - Brainerd, 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: 2h and 5min

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).

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Average sunshine days in December
Brainerd, MN

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).

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Average UV index in December
Brainerd, MN

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).

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Average cloud cover in December
Brainerd, MN

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).

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Average visibility in December
Brainerd, MN

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).

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Brainerd, Minnesota, USA

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