December weather forecast
Arnold, MN

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Weather in December

December, the first month of the winter in Arnold, is still a freezing cold month, with temperature in the range of an average low of 10.9°F (-11.7°C) and an average high of 21.9°F (-5.6°C).

Temperature

December indicates a shift in the average high-temperature, from November's wintry 35.6°F (2°C) to a freezing cold 21.9°F (-5.6°C). Throughout December, Arnold experiences a low-temperature average of 10.9°F (-11.7°C).

Humidity

The average relative humidity in December is 89%.

Rainfall

In Arnold, during December, the rain falls for 3.9 days and regularly aggregates up to 1.54" (39mm) of precipitation. In Arnold, during the entire year, the rain falls for 116.4 days and collects up to 22.36" (568mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 17.9 days and accumulates 8.19" (208mm) of snow.

Daylight

With an average of 8h and 36min of daylight, December has the shortest days of the year in Arnold.
On the first day of the month, sunrise is at 7:33 am and sunset at 4:21 pm. On the last day of December, sunrise is at 7:53 am and sunset at 4:29 pm CST.

Sunshine

The average sunshine in December in Arnold is 2.9h.

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 of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 1 in December translates into the following instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

In Arnold, 21.9°F (-5.6°C) is the average high-temperature and 10.9°F (-11.7°C) is the average low-temperature during December.

What is the average humidity in December?

The average relative humidity in December is 89%.

How much does it rain in December?

In Arnold, during December, the rain falls for 3.9 days and regularly aggregates up to 1.54" (39mm) of precipitation.

What is the snowiest month?

The month with the most snowfall is December, when snow falls for 17.9 days and typically aggregates up to 8.19" (208mm) of snow.

How much does it snow in December?

In Arnold, during December, snow falls for 17.9 days and regularly aggregates up to 8.19" (208mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 36min of daylight.

What is the average length of the day in December?

In Arnold, the average day length in December is 8h and 36min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:33 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 4:29 pm CST.

How many hours of sunshine does Arnold have in December?

In December, the average sunshine duration is 2.9h.

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.

How high is the UV index in December?

In Arnold, Minnesota, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes 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
Arnold, MN

Average temperature in December - Arnold, MN
  • Average high temperature in December: 21.9°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (16.2°F).

  • Average low temperature in December: 10.9°F

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (3.4°F).

Average pressure in December
Arnold, MN

Average pressure in December - Arnold, MN
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
Arnold, MN

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

The windiest months (with the highest average wind speed) are February and April (8.8mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in December
Arnold, MN

Average humidity in December - Arnold, MN
  • Average humidity in December: 89%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (72%).

Average rainfall in December
Arnold, MN

Average rainfall in December - Arnold, MN
  • Average rainfall in December: 1.54"

The wettest month (with the highest rainfall) is July (2.95").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days in December
Arnold, MN

Average rainfall days in December - Arnold, MN
  • Average rainfall days in December: 3.9 days

The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is February (2 days).

Average snowfall in December
Arnold, MN

Average snowfall in December - Arnold, MN
  • Average snowfall in December: 8.19"

The month with the highest snowfall is December (8.19").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Arnold, MN

Average snowfall days in December - Arnold, MN
  • Average snowfall days in December: 17.9 days

The month with the highest number of snowfall days is December (17.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Arnold, MN
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 2h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

Average sunshine days in December
Arnold, MN

Average sunshine days in December - Arnold, MN
  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in December
Arnold, MN

Average UV index in December - Arnold, 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
Arnold, MN

Average cloud cover in December - Arnold, MN
  • Average cloud cover in December: 71

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in December
Arnold, MN

Average visibility in December - Arnold, MN
  • Average visibility in December: 4mi

The months with the highest visibility are May, June, July and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

Arnold, Minnesota, USA

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