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
December suggests a modest reduction in the average high-temperature, shifting from an icy 39.6°F (4.2°C) in November to a subzero cold 27.5°F (-2.5°C). In Powderhorn, the nighttime chill during December is a clear shift from the day's highs, with an average of 3.9°F (-15.6°C).Humidity
The average relative humidity in December is 82%.Rainfall
In Powderhorn, Colorado, in December, it is raining for 7.3 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 99.9 rainfall days, and 9.76" (248mm) of precipitation is accumulated.Snowfall
January through June, August through December are months with snowfall. In December, it is snowing for 12.2 days. Throughout December, 6.38" (162mm) of snow is accumulated. In Powderhorn, during the entire year, snow falls for 85 days and aggregates up to 42.87" (1089mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:06 am and sunset at 4:48 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:58 pm MST.
Sunshine
In December, the average sunshine is 6.5h.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 threat to health from unsafe exposure to UV radiation for the average person.Note: A daily high UV index of 2 in December leads to these guidelines:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
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 Powderhorn have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index in Powderhorn?
How high is the UV index in December?
Average temperature in December
Powderhorn, CO
- Average high temperature in December: 27.5°F
The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in December: 3.9°F
The month with the highest average low temperature is July (44.1°F).
The coldest month (with the lowest average low temperature) is January (1.8°F).
Average pressure in December
Powderhorn, CO
- Average pressure in December: 30.17"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The months with the lowest atmospheric pressure are April and May (29.94"Hg).
Average wind speed in December
Powderhorn, CO
- Average wind speed in December: 4.5mph
The windiest month (with the highest average wind speed) is June (6.4mph).
The calmest months (with the lowest average wind speed) are January and December (4.5mph).
Average humidity in December
Powderhorn, CO
- Average humidity in December: 82%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (44%).
Average rainfall in December
Powderhorn, CO
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in December
Powderhorn, CO
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (4.2 days).
Average snowfall in December
Powderhorn, CO
- Average snowfall in December: 6.38"
The month with the highest snowfall is February (7.13").
The month with the least snowfall is July (0").
Average snowfall days in December
Powderhorn, CO
- Average snowfall days in December: 12.2 days
The month with the highest number of snowfall days is February (14.3 days).
The month with the least snowfall days is July (0 days).
Average daylight in December /
Average sunshine in December
Powderhorn, CO
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 6h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).
Average sunshine days in December
Powderhorn, CO
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (9 days).
Average UV index in December
Powderhorn, CO
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in December
Powderhorn, CO
- 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 June and September (Cloud cover 12).
Average visibility in December
Powderhorn, CO
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Powderhorn, Colorado, USA
Weather forecast for your location
2. Allow the app to use your location