December weather forecast
Brigham City, UT

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Weather in December

December, the first month of the winter in Brigham City, is still a freezing cold month, with an average temperature varying between 31.1°F (-0.5°C) and 18.7°F (-7.4°C).

Temperature

In Brigham City, December records the lowest average temperatures, peaking at 31.1°F (-0.5°C) and reaching a low of 18.7°F (-7.4°C).

Humidity

In Brigham City, the average relative humidity in December is 82%.

Rainfall

In Brigham City, during December, the rain falls for 5.5 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Brigham City, during the entire year, the rain falls for 92.7 days and collects up to 15.39" (391mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall. In Brigham City, Utah, in December, during 14.9 snowfall days, 12.68" (322mm) of snow is typically accumulated. In Brigham City, during the entire year, snow falls for 79.8 days and aggregates up to 68.94" (1751mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:35 am and sunset at 4:58 pm. On the last day of December, in Brigham City, sunrise is at 7:54 am and sunset at 5:08 pm MST.

Sunshine

In Brigham City, the average sunshine in December is 5.6h.

UV index

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 2 during December leads to these instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.

Frequently asked questions

What is the coldest month?

With average temperatures fluctuating between a high of 31.1°F (-0.5°C) and a low of 18.7°F (-7.4°C), December stands out as the coldest month.

How cold is it in December?

December temperatures vary between a high-temperature of 31.1°F (-0.5°C) and a low-temperature of 18.7°F (-7.4°C).

What is the average humidity in December?

The average relative humidity in December is 82%.

How many days does it rain in December?

In December, the rain falls for 5.5 days. Throughout December, 1.69" (43mm) of precipitation is accumulated.

How much does it snow in Brigham City in December?

In Brigham City, during December, snow falls for 14.9 days and regularly aggregates up to 12.68" (322mm) of snow.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

The average day length in December is 9h and 14min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:35 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 5:08 pm MST.

How long on average sun shines in December?

In December, the average sunshine duration in Brigham City is 5.6h.

What is the UV index reading in December in Brigham City?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Brigham City, UT

Average temperature in December - Brigham City, UT
  • Average high temperature in December: 31.1°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is December (31.1°F).

  • Average low temperature in December: 18.7°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

Average pressure in December
Brigham City, UT

Average pressure in December - Brigham City, UT
  • Average pressure in December: 30.24"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
Brigham City, UT

Average wind speed in December - Brigham City, UT
  • Average wind speed in December: 4.8mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.4mph).

Average humidity in December
Brigham City, UT

Average humidity in December - Brigham City, UT
  • Average humidity in December: 82%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (35%).

Average rainfall in December
Brigham City, UT

Average rainfall in December - Brigham City, UT
  • Average rainfall in December: 1.69"

The wettest month (with the highest rainfall) is January (1.85").
The driest month (with the least rainfall) is July (0.51").

Average rainfall days in December
Brigham City, UT

Average rainfall days in December - Brigham City, UT
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is May (12.1 days).
The month with the least rainy days is January (3.7 days).

Average snowfall in December
Brigham City, UT

Average snowfall in December - Brigham City, UT
  • Average snowfall in December: 12.68"

The month with the highest snowfall is January (15.63").
The months with the least snowfall are July and August (0").

Average snowfall days in December
Brigham City, UT

Average snowfall days in December - Brigham City, UT
  • Average snowfall days in December: 14.9 days

The month with the highest number of snowfall days is February (16.2 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in December /
Average sunshine in December
Brigham City, UT

Average daylight in December / Average sunshine in December - Brigham City, UT
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 5h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in December
Brigham City, UT

Average sunshine days in December - Brigham City, UT
  • Average sunshine days in December: 14.6 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is February (10.8 days).

Average UV index in December
Brigham City, UT

Average UV index in December - Brigham City, UT
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in December
Brigham City, UT

Average cloud cover in December - Brigham City, UT
  • Average cloud cover in December: 43

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 11).

Average visibility in December
Brigham City, UT

Average visibility in December - Brigham City, UT
  • 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 and February (4mi).

Brigham City, Utah, USA

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