December weather forecast
Pavillion, WY

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Weather in December

The first month of the winter, December, is still a freezing cold month in Pavillion, Wyoming, with an average temperature ranging between max 29.8°F (-1.2°C) and min 14°F (-10°C).

Temperature

Pavillion's coldest month, December, generally records average temperatures ranging from a high of 29.8°F (-1.2°C) to a low of 14°F (-10°C).

Humidity

In Pavillion, the average relative humidity in December is 73%.

Rainfall

January and December are months with the least rain when the rain falls for 4.3 days and typically aggregates up to 0.16" (4mm) of rain.

Snowfall

January through May, October through December are months with snowfall in Pavillion. In Pavillion, in December, during 5.5 snowfall days, 1.06" (27mm) of snow is typically accumulated. Throughout the year, there are 35.3 snowfall days, and 13.43" (341mm) of snow is accumulated.

Daylight

With an average of 9h and 0min of daylight, December has the shortest days of the year in Pavillion, Wyoming.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:40 pm. On the last day of December, in Pavillion, Wyoming, sunrise is at 7:46 am and sunset at 4:49 pm MST.

Sunshine

In Pavillion, the average sunshine in December is 6.9h.

UV index

The months with the lowest UV index in Pavillion are January through April, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 2 in December translates into this advice:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What part of the year is the coldest in Pavillion?

In Pavillion, Wyoming, the average lowest temperatures are observed in December, with a high of 29.8°F (-1.2°C) and a low of 14°F (-10°C).

How cold is December in Pavillion?

In December, the average high-temperature and low-temperature in Pavillion are 29.8°F (-1.2°C) and 14°F (-10°C) respectively.

What is the average humidity in December in Pavillion?

The average relative humidity in December in Pavillion is 73%.

What is the driest month in Pavillion?

January and December are months with the least rain when the rain falls for 4.3 days and typically aggregates up to 0.16" (4mm) of rain.

How many days does it rain in December in Pavillion?

In Pavillion, Wyoming, in December, during 4.3 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

How many days does it snow in December in Pavillion?

In Pavillion, during December, snow falls for 5.5 days and regularly aggregates up to 1.06" (27mm) of snow.

What is the month with the shortest days in Pavillion?

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

How many hours of daylight does Pavillion have in December?

The average day length in December in Pavillion, Wyoming, is 9h and 2min.

When are sunrise and sunset in December in Pavillion?

On the first day of December, sunrise is at 7:27 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 4:49 pm MST.

How long on average sun shines in December in Pavillion?

In December, the average sunshine duration in Pavillion is 6.9h.

What is the month with the lowest UV index in Pavillion?

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

How high is the UV index in December in Pavillion?

In December, the average daily maximum UV index in Pavillion, Wyoming, is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to 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
Pavillion, WY

Average temperature in December - Pavillion, WY
  • Average high temperature in December: 29.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (29.8°F).

  • Average low temperature in December: 14°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is December (14°F).

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Average pressure in December
Pavillion, WY

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

The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in December
Pavillion, WY

Average wind speed in December - Pavillion, WY
  • Average wind speed in December: 5.4mph

The windiest months (with the highest average wind speed) are April and June (7.1mph).
The calmest month (with the lowest average wind speed) is January (5.3mph).

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Average humidity in December
Pavillion, WY

Average humidity in December - Pavillion, WY
  • Average humidity in December: 73%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (33%).

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Average rainfall in December
Pavillion, WY

Average rainfall in December - Pavillion, WY
  • Average rainfall in December: 0.16"

The wettest month (with the highest rainfall) is May (0.94").
The driest months (with the least rainfall) are January and December (0.16").

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Average rainfall days in December
Pavillion, WY

Average rainfall days in December - Pavillion, WY
  • Average rainfall days in December: 4.3 days

The month with the highest number of rainy days is May (8.7 days).
The month with the least rainy days is November (2.2 days).

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Average snowfall in December
Pavillion, WY

Average snowfall in December - Pavillion, WY
  • Average snowfall in December: 1.06"

The month with the highest snowfall is April (3.31").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Pavillion, WY

Average snowfall days in December - Pavillion, WY
  • Average snowfall days in December: 5.5 days

The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 6h and 5min

The months with the most sunshine are June and July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 48min).

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Average sunshine days in December
Pavillion, WY

Average sunshine days in December - Pavillion, WY
  • Average sunshine days in December: 24.2 days

The month with the most sunshine days is January (25.6 days).
The month with the least sunshine days is April (18.4 days).

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Average UV index in December
Pavillion, WY

Average UV index in December - Pavillion, WY
  • 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, March, April, November and December (UV index 2).

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Average cloud cover in December
Pavillion, WY

Average cloud cover in December - Pavillion, WY
  • Average cloud cover in December: 25

The months with the most cloud cover are February and April (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 12).

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Average visibility in December
Pavillion, WY

Average visibility in December - Pavillion, WY
  • Average visibility in December: 6mi

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

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Pavillion, Wyoming, USA

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