December weather forecast
Wamsutter, WY

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Weather in December

December, the first month of the winter in Wamsutter, is still a freezing cold month, with an average temperature varying between 13.5°F (-10.3°C) and 26.4°F (-3.1°C).

Temperature

With average temperatures fluctuating between a high of 26.4°F (-3.1°C) and a low of 13.5°F (-10.3°C), December stands out as the coldest month.

Humidity

In December, the average relative humidity in Wamsutter is 81%.

Rainfall

In December, the rain falls for 4.6 days. Throughout December, 0.79" (20mm) of precipitation is accumulated. In Wamsutter, during the entire year, the rain falls for 81.7 days and collects up to 9.72" (247mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Wamsutter, in December, snow falls for 13.6 days, with typically accumulated 4.76" (121mm) of snow. In Wamsutter, Wyoming, during the entire year, snow falls for 80.6 days and aggregates up to 33.39" (848mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 7:20 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 4:51 pm MST.

Sunshine

In Wamsutter, the average sunshine in December is 5.9h.

UV index

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: An average UV index of 2 in December transforms into this advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

December, with average temperatures reaching a high of 26.4°F (-3.1°C) and a low of 13.5°F (-10.3°C), is the coldest month.

How cold is it in December?

Wamsutter in December has an average high-temperature of 26.4°F (-3.1°C) and an average low-temperature of 13.5°F (-10.3°C).

What is the average humidity in December in Wamsutter?

The average relative humidity in December is 81%.

How much does it rain in December?

In Wamsutter, during December, the rain falls for 4.6 days and regularly aggregates up to 0.79" (20mm) of precipitation.

How much does it snow in December?

In Wamsutter, in December, during 13.6 snowfall days, 4.76" (121mm) 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 12min of daylight.

How many hours of daylight does Wamsutter have in December?

The average day length in December is 9h and 13min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:20 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 4:51 pm MST.

How long on average sun shines in December?

The average sunshine duration in December in Wamsutter is 5.9h.

When is the lowest UV index?

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2.

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Wamsutter, WY

Average temperature in December - Wamsutter, WY
  • Average high temperature in December: 26.4°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is December (26.4°F).

  • Average low temperature in December: 13.5°F

The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

Average pressure in December
Wamsutter, WY

Average pressure in December - Wamsutter, WY
  • Average pressure in December: 30.2"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
Wamsutter, WY

Average wind speed in December - Wamsutter, WY
  • Average wind speed in December: 12.6mph

The windiest month (with the highest average wind speed) is November (13.2mph).
The calmest months (with the lowest average wind speed) are July and August (9.5mph).

Average humidity in December
Wamsutter, WY

Average humidity in December - Wamsutter, WY
  • Average humidity in December: 81%

The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are July and August (35%).

Average rainfall in December
Wamsutter, WY

Average rainfall in December - Wamsutter, WY
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is April (1.42").
The driest month (with the least rainfall) is August (0.35").

Average rainfall days in December
Wamsutter, WY

Average rainfall days in December - Wamsutter, WY
  • Average rainfall days in December: 4.6 days

The month with the highest number of rainy days is May (11.7 days).
The month with the least rainy days is November (3.2 days).

Average snowfall in December
Wamsutter, WY

Average snowfall in December - Wamsutter, WY
  • Average snowfall in December: 4.76"

The month with the highest snowfall is April (5.75").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Wamsutter, WY

Average snowfall days in December - Wamsutter, WY
  • Average snowfall days in December: 13.6 days

The month with the highest number of snowfall days is February (14.6 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Wamsutter, 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 month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).

Average sunshine days in December
Wamsutter, WY

Average sunshine days in December - Wamsutter, WY
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is June (21.1 days).
The month with the least sunshine days is February (11.2 days).

Average UV index in December
Wamsutter, WY

Average UV index in December - Wamsutter, WY
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

Average cloud cover in December
Wamsutter, WY

Average cloud cover in December - Wamsutter, WY
  • Average cloud cover in December: 42

The month with the most cloud cover is February (Cloud cover 45).
The months with the least cloud cover are August and September (Cloud cover 13).

Average visibility in December
Wamsutter, WY

Average visibility in December - Wamsutter, 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).

Wamsutter, Wyoming, USA

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