December weather forecast
Mountain Lake, MN

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Weather in December

The first month of the winter, December, is still a freezing cold month in Mountain Lake, Minnesota, with an average temperature fluctuating between 26.1°F (-3.3°C) and 15.4°F (-9.2°C).

Temperature

As Mountain Lake, Minnesota, welcomes December, the average high-temperature witnesses a distinct drop, moving from an icy 41.4°F (5.2°C) in November to a subzero cold 26.1°F (-3.3°C). Mountain Lake's December nights cool down to an average low-temperature of 15.4°F (-9.2°C).

Humidity

In Mountain Lake, the average relative humidity in December is 86%.

Rainfall

In December, the rain falls for 3 days. Throughout December, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 107.8 rainfall days, and 15.87" (403mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Mountain Lake, Minnesota, are January through May, October through December. In Mountain Lake, in December, during 10.6 snowfall days, 2.95" (75mm) of snow is typically accumulated. In Mountain Lake, during the entire year, snow falls for 47.6 days and aggregates up to 14.41" (366mm) of snow.

Daylight

The month with the shortest days in Mountain Lake is December, with an average of 9h and 0min of daylight.
On the first day of the month, sunrise is at 7:34 am and sunset at 4:43 pm. On the last day of December, in Mountain Lake, sunrise is at 7:54 am and sunset at 4:52 pm CST.

Sunshine

The average sunshine in December in Mountain Lake is 3.9h.

UV index

In Mountain Lake, Minnesota, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 2 during December morphs into the following directions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is December in Mountain Lake?

Mountain Lake in December has an average high-temperature of 26.1°F (-3.3°C) and an average low-temperature of 15.4°F (-9.2°C).

What is the average humidity in December in Mountain Lake?

In December, the average relative humidity in Mountain Lake is 86%.

How much does it rain in Mountain Lake in December?

In Mountain Lake, Minnesota, in December, it is raining for 3 days, with typically 0.71" (18mm) of accumulated precipitation.

How many days does it snow in December in Mountain Lake?

In December, it is snowing for 10.6 days. Throughout December, 2.95" (75mm) of snow is accumulated.

What is the month with the shortest days in Mountain Lake?

December has the shortest days of the year in Mountain Lake, Minnesota, with an average of 9h and 0min of daylight.

What is the average length of the day in December in Mountain Lake?

In December, the average day length in Mountain Lake, Minnesota, is 8h and 58min.

When are sunrise and sunset in December in Mountain Lake?

In December, on the first day of the month, sunrise is at 7:34 am and sunset at 4:43 pm. On the last day of the month, in Mountain Lake, sunrise is at 7:54 am and sunset at 4:52 pm CST.

How many hours of sunshine does Mountain Lake have in December?

In Mountain Lake, the average sunshine duration in December is 3.9h.

What is the UV index intensity in December in Mountain Lake?

The average daily maximum UV index in December in Mountain Lake, Minnesota, is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
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
Mountain Lake, MN

Average temperature in December - Mountain Lake, MN
  • Average high temperature in December: 26.1°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (21°F).

  • Average low temperature in December: 15.4°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).

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Average pressure in December
Mountain Lake, MN

Average pressure in December - Mountain Lake, MN
  • Average pressure in December: 30.12"Hg

The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in December
Mountain Lake, MN

Average wind speed in December - Mountain Lake, MN
  • Average wind speed in December: 10.4mph

The windiest months (with the highest average wind speed) are January and February (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

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Average humidity in December
Mountain Lake, MN

Average humidity in December - Mountain Lake, MN
  • Average humidity in December: 86%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in December
Mountain Lake, MN

Average rainfall in December - Mountain Lake, MN
  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is June (2.52").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in December
Mountain Lake, MN

Average rainfall days in December - Mountain Lake, MN
  • Average rainfall days in December: 3 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (1.5 days).

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Average snowfall in December
Mountain Lake, MN

Average snowfall in December - Mountain Lake, MN
  • Average snowfall in December: 2.95"

The month with the highest snowfall is February (3.46").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Mountain Lake, MN

Average snowfall days in December - Mountain Lake, MN
  • Average snowfall days in December: 10.6 days

The month with the highest number of snowfall days is January (11.1 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
Mountain Lake, MN

Average daylight in December / Average sunshine in December - Mountain Lake, MN
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 3h 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: 3h and 42min).

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Average sunshine days in December
Mountain Lake, MN

Average sunshine days in December - Mountain Lake, MN
  • Average sunshine days in December: 18.9 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in December
Mountain Lake, MN

Average UV index in December - Mountain Lake, MN
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

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Average cloud cover in December
Mountain Lake, MN

Average cloud cover in December - Mountain Lake, MN
  • Average cloud cover in December: 59

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and September (Cloud cover 31).

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Average visibility in December
Mountain Lake, MN

Average visibility in December - Mountain Lake, MN
  • Average visibility in December: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Mountain Lake, Minnesota, USA

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