December weather forecastClark, CO
December
Weather in December
The first month of the winter, December, is still a freezing cold month in Clark, Colorado, with temperature in the range of an average high of 25.5°F (-3.6°C) and an average low of 8.2°F (-13.2°C).Temperature
Clark's coldest months, January and December, record an average high-temperature of 25.5°F (-3.6°C).Humidity
The average relative humidity in December is 86%.Rainfall
In Clark, in December, during 6.3 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In Clark, Colorado, during the entire year, the rain falls for 96.7 days and collects up to 19.76" (502mm) of precipitation.Snowfall
January through June, September through December are months with snowfall. In Clark, in December, during 19.4 snowfall days, 15.55" (395mm) of snow is typically accumulated. In Clark, during the entire year, snow falls for 127.2 days and aggregates up to 113.35" (2879mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:13 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 4:50 pm MST.
Sunshine
In Clark, the average sunshine in December is 5.4h.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 1 during December morphs into the following directions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. To guard against the harmful effects of the Sun, minimize exposure during midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. 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
Average temperature in December
Clark, CO
- Average high temperature in December: 25.5°F
The warmest month (with the highest average high temperature) is July (75.7°F).
The months with the lowest average high temperature are January and December (25.5°F).
- Average low temperature in December: 8.2°F
The month with the highest average low temperature is July (45.7°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).
Average pressure in December
Clark, CO
- Average pressure in December: 30.2"Hg
The month with the highest atmospheric pressure is January (30.24"Hg).
The months with the lowest atmospheric pressure are May and June (29.92"Hg).
Average wind speed in December
Clark, CO
- Average wind speed in December: 5.7mph
The windiest month (with the highest average wind speed) is June (7.2mph).
The calmest months (with the lowest average wind speed) are January and December (5.7mph).
Average humidity in December
Clark, CO
- Average humidity in December: 86%
The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is August (50%).
Average rainfall in December
Clark, CO
- Average rainfall in December: 1.97"
The wettest month (with the highest rainfall) is April (2.44").
The driest month (with the least rainfall) is August (0.87").
Average rainfall days in December
Clark, CO
- Average rainfall days in December: 6.3 days
The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is February (4.1 days).
Average snowfall in December
Clark, CO
- Average snowfall in December: 15.55"
The month with the highest snowfall is January (17.95").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Clark, CO
- Average snowfall days in December: 19.4 days
The month with the highest number of snowfall days is February (19.8 days).
The month with the least snowfall days is August (0 days).
Average daylight in December /
Average sunshine in December
Clark, CO
- Average daylight in December: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 24min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Clark, CO
- Average sunshine days in December: 12 days
The month with the most sunshine days is September (17.4 days).
The month with the least sunshine days is April (8.3 days).
Average UV index in December
Clark, CO
- Average UV index in December: 1
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Clark, CO
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in December
Clark, CO
- Average visibility in December: 4mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).





