December weather forecast
Forest Lake, MN

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Weather in December

The first month of the winter, December, is still a freezing cold month in Forest Lake, Minnesota, with an average temperature ranging between max 24.1°F (-4.4°C) and min 14.2°F (-9.9°C).

Temperature

December signals a significant shift in the average high-temperature, falling from November's cold 39.2°F (4°C) to a subzero cold 24.1°F (-4.4°C). During December, the average low-temperature in Forest Lake is 14.2°F (-9.9°C).

Humidity

The average relative humidity in December is 88%.

Rainfall

In December, in Forest Lake, Minnesota, the rain falls for 2.7 days. Throughout December, 1.14" (29mm) of precipitation is accumulated. In Forest Lake, Minnesota, during the entire year, the rain falls for 120.2 days and collects up to 21.46" (545mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 13.5 days and typically aggregates up to 5.47" (139mm) of snow.

Daylight

December has the shortest days of the year, with an average of 8h and 48min of daylight.
On the first day of December in Forest Lake, sunrise is at 7:31 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 4:39 pm CST.

Sunshine

In December, the average sunshine in Forest Lake is 3.3h.

UV index

The months with the lowest UV index in Forest Lake are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 1 in December interprets into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold is December in Forest Lake?

The average high-temperature, in December, in Forest Lake, is 24.1°F (-4.4°C), while the average low-temperature is 14.2°F (-9.9°C).

What is the average humidity in December in Forest Lake?

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

How much does it rain in Forest Lake in December?

In December, in Forest Lake, Minnesota, the rain falls for 2.7 days. Throughout December, 1.14" (29mm) of precipitation is accumulated.

What is the snowiest month in Forest Lake?

December is the month with the most snowfall in Forest Lake, Minnesota. Snow falls for 13.5 days and accumulates 5.47" (139mm) of snow.

How much does it snow in Forest Lake in December?

In Forest Lake, in December, snow falls for 13.5 days, with typically accumulated 5.47" (139mm) of snow.

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

The month with the shortest days is December, with an average of 8h and 48min of daylight.

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

In December, the average day length is 8h and 49min.

When are sunrise and sunset in December in Forest Lake?

On the first day of December in Forest Lake, Minnesota, sunrise is at 7:31 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 4:39 pm CST.

How long on average sun shines in December in Forest Lake?

In Forest Lake, Minnesota, the average sunshine duration in December is 3.3h.

What are the months with the lowest UV index in Forest Lake?

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

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

The average daily maximum UV index in December in Forest Lake, Minnesota, is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to 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
Forest Lake, MN

Average temperature in December - Forest Lake, MN
  • Average high temperature in December: 24.1°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (18.9°F).

  • Average low temperature in December: 14.2°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

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Average pressure in December
Forest Lake, MN

Average pressure in December - Forest Lake, MN
  • Average pressure in December: 30.1"Hg

The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Forest Lake, MN

Average wind speed in December - Forest Lake, MN
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in December
Forest Lake, MN

Average humidity in December - Forest Lake, MN
  • Average humidity in December: 88%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in December
Forest Lake, MN

Average rainfall in December - Forest Lake, MN
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in December
Forest Lake, MN

Average rainfall days in December - Forest Lake, MN
  • Average rainfall days in December: 2.7 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is January (2.3 days).

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Average snowfall in December
Forest Lake, MN

Average snowfall in December - Forest Lake, MN
  • Average snowfall in December: 5.47"

The month with the highest snowfall is December (5.47").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Forest Lake, MN

Average snowfall days in December - Forest Lake, MN
  • Average snowfall days in December: 13.5 days

The month with the highest number of snowfall days is January (14.3 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
Forest Lake, MN

Average daylight in December / Average sunshine in December - Forest Lake, MN
  • Average daylight in December: 8h and 5min

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 2min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in December
Forest Lake, MN

Average sunshine days in December - Forest Lake, MN
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is December (17.1 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index in December
Forest Lake, MN

Average UV index in December - Forest 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).

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Average cloud cover in December
Forest Lake, MN

Average cloud cover in December - Forest Lake, MN
  • Average cloud cover in December: 66

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 32).

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Average visibility in December
Forest Lake, MN

Average visibility in December - Forest 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).

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Forest Lake, Minnesota, USA

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