Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The coldest period tends to be December, when average temperatures fluctuate between a high of 29.3°F (-1.5°C) and a low of 14.4°F (-9.8°C).Humidity
In December, the average relative humidity is 75%.Rainfall
January and December are months with the least rain in Worland when the rain falls for 5.5 days and typically aggregates up to 0.31" (8mm) of rain.Snowfall
Months with snowfall in Worland are January through May, October through December. In Worland, in December, snow falls for 8.9 days, with typically accumulated 1.65" (42mm) of snow. Throughout the year, in Worland, there are 44.9 snowfall days, and 14.49" (368mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 7:27 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 4:43 pm MST.
Sunshine
In Worland, the average sunshine in December is 6.5h.UV index
The months with the lowest UV index in Worland are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during December leads to these instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is it in December?
What is the average humidity in December?
What is the driest month?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Worland have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Worland, WY
- Average high temperature in December: 29.3°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (29.3°F).
- Average low temperature in December: 14.4°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).
Average pressure in December
Worland, WY
- Average pressure in December: 30.16"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Worland, WY
- Average wind speed in December: 5.7mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is January (5.3mph).
Average humidity in December
Worland, WY
- Average humidity in December: 75%
The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (32%).
Average rainfall in December
Worland, WY
- Average rainfall in December: 0.31"
The wettest month (with the highest rainfall) is May (1.42").
The driest months (with the least rainfall) are January and December (0.31").
Average rainfall days in December
Worland, WY
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is May (12.6 days).
The month with the least rainy days is November (4.4 days).
Average snowfall in December
Worland, WY
- Average snowfall in December: 1.65"
The month with the highest snowfall is February (3.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Worland, WY
- Average snowfall days in December: 8.9 days
The month with the highest number of snowfall days is February (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Worland, 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: 6h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).
Average sunshine days in December
Worland, WY
- Average sunshine days in December: 20.6 days
The month with the most sunshine days is October (22.5 days).
The month with the least sunshine days is April (13.5 days).
Average UV index in December
Worland, WY
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Worland, WY
- Average cloud cover in December: 30
The month with the most cloud cover is February (Cloud cover 34).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in December
Worland, 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).
Worland, Wyoming, USA
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