December weather forecastPavillion, WY
December
Weather in December
December, the first month of the winter in Pavillion, is still a freezing cold month, with an average temperature varying between 29.8°F (-1.2°C) and 14°F (-10°C).Temperature
In Pavillion, December is the coldest month, with temperatures averaging a high of 29.8°F (-1.2°C) and a low of 14°F (-10°C).Humidity
In December, the average relative humidity is 73%.Rainfall
The months with the least rainfall are January and December Rain falls for 4.3 days and accumulates 0.16" (4mm) of rain.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 5.5 days. Throughout December, 1.06" (27mm) of snow is accumulated. Throughout the year, in Pavillion, there are 35.3 snowfall days, and 13.43" (341mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 0min of daylight.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.
Sunshine
In December, the average sunshine is 6.9h.UV index
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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).
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).
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).
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%).
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").
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).
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").
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).
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 54min
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).
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).
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).
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).
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).
