December weather forecast
Regal, MN

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Weather in December

The first month of the winter, December, is also a subzero cold month in Regal, Minnesota, with an average temperature ranging between min 12.6°F (-10.8°C) and max 22.8°F (-5.1°C).

Temperature

The start of December brings a distinct shift in the average high-temperature, dropping from November's icy 38.3°F (3.5°C) to a freezing cold 22.8°F (-5.1°C). Regal, during the month of December, experiences an average low-temperature of 12.6°F (-10.8°C).

Humidity

In December, the average relative humidity in Regal, Minnesota, is 88%.

Rainfall

In Regal, during December, the rain falls for 2.5 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, there are 94.5 rainfall days, and 11.77" (299mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall in Regal is December, when snow falls for 10.4 days and typically aggregates up to 2.2" (56mm) of snow.

Daylight

The month with the shortest days in Regal, Minnesota, is December, with an average of 8h and 48min of daylight.
On the first day of December, sunrise is at 7:39 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 4:46 pm CST.

Sunshine

The average sunshine in December is 3.5h.

UV index

The months with the lowest UV index in Regal are January, February, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 1 suggests these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Regal in December?

The high-temperature, in December, in Regal, is 22.8°F (-5.1°C), while the low-temperature averages to 12.6°F (-10.8°C).

What is the average humidity in December in Regal?

The average relative humidity in December in Regal is 88%.

How many days does it rain in December in Regal?

In Regal, in December, it is raining for 2.5 days, with typically 0.51" (13mm) of accumulated precipitation.

When does it snow the most in Regal?

December is the month with the most snowfall in Regal. Snow falls for 10.4 days and accumulates 2.2" (56mm) of snow.

How many days does it snow in December in Regal?

In Regal, Minnesota, in December, snow falls for 10.4 days, with typically accumulated 2.2" (56mm) of snow.

What is the month with the shortest days in Regal?

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

How many hours of daylight does Regal have in December?

The average day length in December in Regal is 8h and 47min.

When are sunrise and sunset in December in Regal?

On the first day of December in Regal, Minnesota, sunrise is at 7:39 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 4:46 pm CST.

How many hours of sunshine does Regal have in December?

In December, the average sunshine duration is 3.5h.

When is the lowest UV index in Regal?

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

What is the UV index reading in December in Regal?

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

Average temperature in December - Regal, MN
  • Average high temperature in December: 22.8°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (18.3°F).

  • Average low temperature in December: 12.6°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (5°F).

Average pressure in December
Regal, MN

Average pressure in December - Regal, MN
  • Average pressure in December: 30.11"Hg

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

Average wind speed in December
Regal, MN

Average wind speed in December - Regal, MN
  • Average wind speed in December: 9.1mph

The windiest month (with the highest average wind speed) is April (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

Average humidity in December
Regal, MN

Average humidity in December - Regal, MN
  • Average humidity in December: 88%

The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and May (70%).

Average rainfall in December
Regal, MN

Average rainfall in December - Regal, MN
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is June (2.17").
The driest months (with the least rainfall) are January and February (0.31").

Average rainfall days in December
Regal, MN

Average rainfall days in December - Regal, MN
  • Average rainfall days in December: 2.5 days

The month with the highest number of rainy days is June (14.9 days).
The month with the least rainy days is February (0.9 days).

Average snowfall in December
Regal, MN

Average snowfall in December - Regal, MN
  • Average snowfall in December: 2.2"

The month with the highest snowfall is December (2.2").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Regal, MN

Average snowfall days in December - Regal, MN
  • Average snowfall days in December: 10.4 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Regal, 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 3min

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 12min).

Average sunshine days in December
Regal, MN

Average sunshine days in December - Regal, MN
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is June (13 days).

Average UV index in December
Regal, MN

Average UV index in December - Regal, 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
Regal, MN

Average cloud cover in December - Regal, 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
Regal, MN

Average visibility in December - Regal, MN
  • Average visibility in December: 5mi

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

Regal, Minnesota, USA

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