December weather forecast
Elk Mountain, WY

Share

Weather in December

The first month of the winter, December, is also a subzero cold month in Elk Mountain, Wyoming, with temperature in the range of an average high of 25.7°F (-3.5°C) and an average low of 12.9°F (-10.6°C).

Temperature

With its high average temperature of 25.7°F (-3.5°C) and a low of 12.9°F (-10.6°C), December is regarded as the coldest month.

Humidity

In December, the average relative humidity is 82%.

Rainfall

In Elk Mountain, Wyoming, in December, it is raining for 5.2 days, with typically 1.02" (26mm) of accumulated precipitation. In Elk Mountain, during the entire year, the rain falls for 105.6 days and collects up to 13.94" (354mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Elk Mountain. In Elk Mountain, in December, snow falls for 15.7 days, with typically accumulated 6.93" (176mm) of snow. In Elk Mountain, during the entire year, snow falls for 100.7 days and aggregates up to 54.45" (1383mm) of snow.

Daylight

The month with the shortest days in Elk Mountain, Wyoming, is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:13 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:32 am and sunset at 4:45 pm MST.

Sunshine

In Elk Mountain, Wyoming, the average sunshine in December is 5.8h.

UV index

December is the month with the lowest UV index in Elk Mountain, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 1 in December suggests the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in Elk Mountain?

December, with average temperatures reaching a high of 25.7°F (-3.5°C) and a low of 12.9°F (-10.6°C), is the coldest month.

How cold is December in Elk Mountain?

During December, Elk Mountain experiences an average high-temperature of 25.7°F (-3.5°C) and a low-temperature of 12.9°F (-10.6°C).

What is the average humidity in December in Elk Mountain?

In December, the average relative humidity in Elk Mountain, Wyoming, is 82%.

How many days does it rain in December in Elk Mountain?

In Elk Mountain, in December, during 5.2 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

How many days does it snow in December in Elk Mountain?

In December, it is snowing for 15.7 days. Throughout December, 6.93" (176mm) of snow is accumulated.

What is the month with the shortest days in Elk Mountain?

December has the shortest days of the year in Elk Mountain, Wyoming, with an average of 9h and 12min of daylight.

How many hours of daylight does Elk Mountain have in December?

The average day length in December in Elk Mountain, Wyoming, is 9h and 13min.

What time are sunrise and sunset in December in Elk Mountain?

On the first day of December, sunrise is at 7:13 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:45 pm MST.

How many hours of sunshine does Elk Mountain have in December?

In December, the average sunshine duration in Elk Mountain is 5.8h.

When is the lowest UV index in Elk Mountain?

The month with the lowest UV index is December, with an average maximum UV index of 1.

How high is the UV index in December in Elk Mountain?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health risk from 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
Elk Mountain, WY

Average temperature in December - Elk Mountain, WY
  • Average high temperature in December: 25.7°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in December: 12.9°F

The month with the highest average low temperature is July (52.3°F).
The coldest months (with the lowest average low temperature) are January and December (12.9°F).

Average pressure in December
Elk Mountain, WY

Average pressure in December - Elk Mountain, WY
  • Average pressure in December: 30.19"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in December
Elk Mountain, WY

Average wind speed in December - Elk Mountain, WY
  • Average wind speed in December: 11.4mph

The windiest month (with the highest average wind speed) is November (11.8mph).
The calmest month (with the lowest average wind speed) is July (9.1mph).

Average humidity in December
Elk Mountain, WY

Average humidity in December - Elk Mountain, WY
  • Average humidity in December: 82%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (41%).

Average rainfall in December
Elk Mountain, WY

Average rainfall in December - Elk Mountain, WY
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is April (1.97").
The driest month (with the least rainfall) is August (0.75").

Average rainfall days in December
Elk Mountain, WY

Average rainfall days in December - Elk Mountain, WY
  • Average rainfall days in December: 5.2 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is November (4.9 days).

Average snowfall in December
Elk Mountain, WY

Average snowfall in December - Elk Mountain, WY
  • Average snowfall in December: 6.93"

The month with the highest snowfall is April (9.76").
The months with the least snowfall are July and August (0").

Average snowfall days in December
Elk Mountain, WY

Average snowfall days in December - Elk Mountain, WY
  • Average snowfall days in December: 15.7 days

The month with the highest number of snowfall days is February (17.1 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in December / Average sunshine in December - Elk Mountain, WY
  • Average daylight in December: 9h and 1min

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

  • Average sunshine in December: 5h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).

Average sunshine days in December
Elk Mountain, WY

Average sunshine days in December - Elk Mountain, WY
  • Average sunshine days in December: 14 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.4 days).

Average UV index in December
Elk Mountain, WY

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

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Elk Mountain, WY

Average cloud cover in December - Elk Mountain, WY
  • Average cloud cover in December: 42

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are August and September (Cloud cover 14).

Average visibility in December
Elk Mountain, WY

Average visibility in December - Elk Mountain, WY
  • 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).

Elk Mountain, Wyoming, USA

Weather forecast for your location

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