December weather forecast
Elk, WY

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Weather in December

The first month of the winter, December, is still a freezing cold month in Elk, Wyoming, with an average temperature varying between 3.7°F (-15.7°C) and 21.7°F (-5.7°C).

Temperature

In Elk, December records the lowest average temperatures, peaking at 21.7°F (-5.7°C) and reaching a low of 3.7°F (-15.7°C).

Humidity

The average relative humidity in December is 91%.

Rainfall

In Elk, during December, the rain falls for 5.3 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Elk, Wyoming, during the entire year, the rain falls for 111.6 days and collects up to 29.06" (738mm) of precipitation.

Snowfall

January through July, September through December are months with snowfall. In Elk, in December, during 22.7 snowfall days, 23.74" (603mm) of snow is typically accumulated. Throughout the year, there are 153.4 snowfall days, and 167.36" (4251mm) of snow is accumulated.

Daylight

With an average of 9h and 0min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:36 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 4:55 pm MST.

Sunshine

In December, the average sunshine in Elk is 4.3h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 1 during December leads to these advisories:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

Elk's coldest weather arrives in December, when temperatures average a high of 21.7°F (-5.7°C) and a low of 3.7°F (-15.7°C).

How cold is December?

During December, Elk experiences an average high-temperature of 21.7°F (-5.7°C) and a low-temperature of 3.7°F (-15.7°C).

What is the average humidity in December?

In Elk, Wyoming, the average relative humidity in December is 91%.

How much does it rain in December?

In December, the rain falls for 5.3 days. Throughout December, 2.83" (72mm) of precipitation is accumulated.

How many days does it snow in December?

In Elk, in December, during 22.7 snowfall days, 23.74" (603mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 0min of daylight.

How many hours of daylight does Elk have in December?

In December, the average day length is 8h and 59min.

When are sunrise and sunset in December in Elk?

On the first day of December, sunrise is at 7:36 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 4:55 pm MST.

How long on average sun shines in December?

In December, the average sunshine duration is 4.3h.

What is the month with the lowest UV index?

January through March, October through December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index reading in December?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Average max. wind speed
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
Elk, WY

Average temperature in December - Elk, WY
  • Average high temperature in December: 21.7°F

The warmest month (with the highest average high temperature) is July (73.9°F).
The month with the lowest average high temperature is December (21.7°F).

  • Average low temperature in December: 3.7°F

The month with the highest average low temperature is July (44.2°F).
The coldest month (with the lowest average low temperature) is December (3.7°F).

Average pressure in December
Elk, WY

Average pressure in December - Elk, WY
  • Average pressure in December: 30.24"Hg

The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in December
Elk, WY

Average wind speed in December - Elk, WY
  • Average wind speed in December: 4.6mph

The windiest month (with the highest average wind speed) is June (6.1mph).
The calmest months (with the lowest average wind speed) are January and December (4.6mph).

Average humidity in December
Elk, WY

Average humidity in December - Elk, WY
  • Average humidity in December: 91%

The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is August (49%).

Average rainfall in December
Elk, WY

Average rainfall in December - Elk, WY
  • Average rainfall in December: 2.83"

The wettest month (with the highest rainfall) is February (3.54").
The driest months (with the least rainfall) are July and August (1.02").

Average rainfall days in December
Elk, WY

Average rainfall days in December - Elk, WY
  • Average rainfall days in December: 5.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (3.5 days).

Average snowfall in December
Elk, WY

Average snowfall in December - Elk, WY
  • Average snowfall in December: 23.74"

The month with the highest snowfall is February (29.65").
The month with the least snowfall is August (0").

Average snowfall days in December
Elk, WY

Average snowfall days in December - Elk, WY
  • Average snowfall days in December: 22.7 days

The month with the highest number of snowfall days is March (23.8 days).
The months with the least snowfall days are July and August (0.2 days).

Average daylight in December /
Average sunshine in December
Elk, WY

Average daylight in December / Average sunshine in December - Elk, WY
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days in December
Elk, WY

Average sunshine days in December - Elk, WY
  • Average sunshine days in December: 8.8 days

The month with the most sunshine days is September (16 days).
The month with the least sunshine days is February (5.2 days).

Average UV index in December
Elk, WY

Average UV index in December - Elk, WY
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).

Average cloud cover in December
Elk, WY

Average cloud cover in December - Elk, WY
  • Average cloud cover in December: 61

The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in December
Elk, WY

Average visibility in December - Elk, WY
  • Average visibility in December: 3mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (3mi).

Elk, Wyoming, USA

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