December weather forecast
Andover, MN

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Weather in December

December wraps up the year in Andover with a true winter weather. A low average temperature of 24.4°F (-4.2°C) solidifies that winter is in full swing. Despite being cold, the city glistens under the holiday lights, providing a picturesque winter backdrop. The decreasing daylight hours underscore the arrival of the winter solstice. December sees the return of snow, completing the merry, festive mood in Andover.

Temperature

As November gives way to December, the average high-temperature displays a considerable decrease, falling from a wintry 39.7°F (4.3°C) to a subzero cold 24.4°F (-4.2°C). During December, Andover sees a mean low-temperature of 14.9°F (-9.5°C).

Humidity

The average relative humidity in December is 87%.

Rainfall

In Andover, in December, during 4.2 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, there are 119.8 rainfall days, and 21.3" (541mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall is December, when snow falls for 11.4 days and typically aggregates up to 4.92" (125mm) 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 7:32 am and sunset at 4:32 pm. On the last day of December, sunrise is at 7:52 am and sunset at 4:40 pm CST.

Sunshine

In Andover, the average sunshine in December is 3.4h.

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 low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. To guard against the harmful effects of the Sun, minimize exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

The average high-temperature, in December, in Andover, is 24.4°F (-4.2°C), while the average low-temperature is 14.9°F (-9.5°C).

What is the average humidity in December?

In December, the average relative humidity is 87%.

How many days does it rain in December?

In Andover, in December, it is raining for 4.2 days, with typically 0.98" (25mm) of accumulated precipitation.

What is the snowiest month?

December is the month with the most snowfall. Snow falls for 11.4 days and accumulates 4.92" (125mm) of snow.

How many days does it snow in December?

In Andover, during December, snow falls for 11.4 days and regularly aggregates up to 4.92" (125mm) of snow.

What is the month with the shortest days?

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?

The average day length in December is 8h and 49min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:32 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 4:40 pm CST.

How long on average sun shines in December?

The average sunshine duration in December in Andover is 3.4h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Andover, MN

Average temperature in December - Andover, MN
  • Average high temperature in December: 24.4°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 (19.2°F).

  • Average low temperature in December: 14.9°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).

Average pressure in December
Andover, MN

Average pressure in December - Andover, 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).

Average wind speed in December
Andover, MN

Average wind speed in December - Andover, MN
  • Average wind speed in December: 8.2mph

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in December
Andover, MN

Average humidity in December - Andover, MN
  • Average humidity in December: 87%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (71%).

Average rainfall in December
Andover, MN

Average rainfall in December - Andover, MN
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in December
Andover, MN

Average rainfall days in December - Andover, MN
  • Average rainfall days in December: 4.2 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (2 days).

Average snowfall in December
Andover, MN

Average snowfall in December - Andover, MN
  • Average snowfall in December: 4.92"

The month with the highest snowfall is December (4.92").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Andover, MN

Average snowfall days in December - Andover, MN
  • Average snowfall days in December: 11.4 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Andover, 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: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in December
Andover, MN

Average sunshine days in December - Andover, MN
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is January (18.6 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in December
Andover, MN

Average UV index in December - Andover, MN
  • Average UV index in December: 1

The months with the highest UV index are June and 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
Andover, MN

Average cloud cover in December - Andover, 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 31).

Average visibility in December
Andover, MN

Average visibility in December - Andover, 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).

Andover, Minnesota, USA

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