December weather forecast
Arena, ND

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Weather in December

December, the first month of the winter in Arena, is also a subzero cold month, with an average temperature fluctuating between 23.2°F (-4.9°C) and 11.3°F (-11.5°C).

Temperature

December signals a considerable drop in Arena's average high-temperature, reducing from a wintry 38.7°F (3.7°C) in November to a freezing cold 23.2°F (-4.9°C). In Arena, December nights cool down to an average of 11.3°F (-11.5°C).

Humidity

The average relative humidity in December is 86%.

Rainfall

In Arena, in December, it is raining for 3.6 days, with typically 0.75" (19mm) of accumulated precipitation. In Arena, during the entire year, the rain falls for 105.9 days and collects up to 15" (381mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Arena, in December, during 15.7 snowfall days, 3.98" (101mm) of snow is typically accumulated. In Arena, during the entire year, snow falls for 73.7 days and aggregates up to 23.11" (587mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 36min of daylight.
On the first day of the month, sunrise is at 8:06 am and sunset at 4:52 pm. On the last day of December, sunrise is at 8:26 am and sunset at 5:01 pm CST.

Sunshine

In December, the average sunshine in Arena is 4h.

UV index

The months with the lowest UV index in Arena are January, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: A daily maximum UV index of 1 in December translates into the following instructions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Arena?

An average high-temperature, in December, in Arena, is 23.2°F (-4.9°C) and the average low-temperature is 11.3°F (-11.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 84.2°F (29°C).

What is the average humidity in December in Arena?

The average relative humidity in December is 86%.

How much does it rain in Arena in December?

In Arena, North Dakota, during December, the rain falls for 3.6 days and regularly aggregates up to 0.75" (19mm) of precipitation.

How many days does it snow in December in Arena?

In Arena, in December, during 15.7 snowfall days, 3.98" (101mm) of snow is typically accumulated.

What is the month with the shortest days in Arena?

With an average of 8h and 36min of daylight, December has the shortest days of the year.

How many hours of daylight does Arena have in December?

The average day length in December in Arena, North Dakota, is 8h and 34min.

When is the sunrise / sunset in December in Arena?

On the first day of December in Arena, North Dakota, sunrise is at 8:06 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 8:26 am and sunset at 5:01 pm CST.

How long on average sun shines in December in Arena?

In December, the average sunshine duration in Arena is 4h.

When is the lowest UV index in Arena?

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Arena, North Dakota.

What is the UV index reading in December in Arena?

In December, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a low health threat 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
Arena, ND

Average temperature in December - Arena, ND
  • Average high temperature in December: 23.2°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in December: 11.3°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 (6.1°F).

Average pressure in December
Arena, ND

Average pressure in December - Arena, ND
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in December
Arena, ND

Average wind speed in December - Arena, ND
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

Average humidity in December
Arena, ND

Average humidity in December - Arena, ND
  • Average humidity in December: 86%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).

Average rainfall in December
Arena, ND

Average rainfall in December - Arena, ND
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in December
Arena, ND

Average rainfall days in December - Arena, ND
  • Average rainfall days in December: 3.6 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (3.4 days).

Average snowfall in December
Arena, ND

Average snowfall in December - Arena, ND
  • Average snowfall in December: 3.98"

The month with the highest snowfall is February (4.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Arena, ND

Average snowfall days in December - Arena, ND
  • Average snowfall days in December: 15.7 days

The month with the highest number of snowfall days is December (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Arena, ND

Average daylight in December / Average sunshine in December - Arena, ND
  • 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: 4h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in December
Arena, ND

Average sunshine days in December - Arena, ND
  • Average sunshine days in December: 14.1 days

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is March (12.3 days).

Average UV index in December
Arena, ND

Average UV index in December - Arena, ND
  • 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, November and December (UV index 1).

Average cloud cover in December
Arena, ND

Average cloud cover in December - Arena, ND
  • Average cloud cover in December: 58

The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 21).

Average visibility in December
Arena, ND

Average visibility in December - Arena, ND
  • Average visibility in December: 5mi

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

Arena, North Dakota, USA

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