December weather forecast
Clinton, UT

Share

Weather in December

December rounds off the year in Clinton, Utah as the city welcomes a fresh bout of winter. The temperature keeps a low profile with an average high of just 34°F (1.1°C), making it one of the coldest months of the year. The city is enveloped in a winter wonderland with an augmented snowfall of 8.78" (223mm) spread across 11.3 snowfall days. The transition from December into the new year maintains this winter trend, setting the stage for another year of weather patterns in Clinton, Utah.

Temperature

December brings a decrease in the average high-temperature, falling from November's frosty 45.5°F (7.5°C) to a cold 34°F (1.1°C). An average low-temperature of 23.5°F (-4.7°C) marks the month of December.

Humidity

In Clinton, the average relative humidity in December is 77%.

Rainfall

In Clinton, during December, the rain falls for 7.8 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, there are 98.9 rainfall days, and 13.58" (345mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. In December, it is snowing for 11.3 days. Throughout December, 8.78" (223mm) of snow is accumulated. In Clinton, during the entire year, snow falls for 54.4 days and aggregates up to 44.84" (1139mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:34 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:09 pm MST.

Sunshine

In December, the average sunshine is 6.1h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 2 in December transforms into this advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

In December, in Clinton, the average high-temperature is 34°F (1.1°C), and the average low-temperature is 23.5°F (-4.7°C).

What is the average humidity in December?

The average relative humidity in December is 77%.

How much does it rain in December?

In Clinton, in December, during 7.8 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

How many days does it snow in December?

In December, it is snowing for 11.3 days. Throughout December, 8.78" (223mm) of snow is accumulated.

What is the month with the shortest days?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In Clinton, the average day length in December is 9h and 16min.

When is the sunrise / sunset in December in Clinton?

On the first day of December, sunrise is at 7:34 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:09 pm MST.

How many hours of sunshine does Clinton have in December?

In December, the average sunshine duration is 6.1h.

When is the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's 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
Clinton, UT

Average temperature in December - Clinton, UT
  • Average high temperature in December: 34°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 (33.4°F).

  • Average low temperature in December: 23.5°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

Average pressure in December
Clinton, UT

Average pressure in December - Clinton, UT
  • Average pressure in December: 30.23"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
Clinton, UT

Average wind speed in December - Clinton, UT
  • Average wind speed in December: 5.7mph

The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is January (5mph).

Average humidity in December
Clinton, UT

Average humidity in December - Clinton, UT
  • Average humidity in December: 77%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (38%).

Average rainfall in December
Clinton, UT

Average rainfall in December - Clinton, UT
  • Average rainfall in December: 1.5"

The wettest months (with the highest rainfall) are January and February (1.61").
The driest months (with the least rainfall) are July and August (0.43").

Average rainfall days in December
Clinton, UT

Average rainfall days in December - Clinton, UT
  • Average rainfall days in December: 7.8 days

The month with the highest number of rainy days is April (12.3 days).
The month with the least rainy days is January (5.5 days).

Average snowfall in December
Clinton, UT

Average snowfall in December - Clinton, UT
  • Average snowfall in December: 8.78"

The month with the highest snowfall is January (11.02").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Clinton, UT

Average snowfall days in December - Clinton, UT
  • Average snowfall days in December: 11.3 days

The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Clinton, UT

Average daylight in December / Average sunshine in December - Clinton, UT
  • Average daylight in December: 9h and 2min

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 18min).

  • Average sunshine in December: 6h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in December
Clinton, UT

Average sunshine days in December - Clinton, UT
  • Average sunshine days in December: 17 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is February (12.7 days).

Average UV index in December
Clinton, UT

Average UV index in December - Clinton, UT
  • Average UV index in December: 2

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 2).

Average cloud cover in December
Clinton, UT

Average cloud cover in December - Clinton, UT
  • Average cloud cover in December: 37

The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 10).

Average visibility in December
Clinton, UT

Average visibility in December - Clinton, UT
  • Average visibility in December: 6mi

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

Clinton, Utah, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location