December weather forecastOlney Springs, CO
December
Weather in December
The first month of the winter, December, is still a chilly month in Olney Springs, Colorado, with an average temperature varying between 26.1°F (-3.3°C) and 43.5°F (6.4°C).Temperature
December is the coldest month of the year, registering average temperatures as high as 43.5°F (6.4°C) and as low as 26.1°F (-3.3°C).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 57%.Rainfall
In December, the rain falls for 3.8 days. Throughout December, 0.39" (10mm) of precipitation is accumulated. In Olney Springs, during the entire year, the rain falls for 92.8 days and collects up to 10.67" (271mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Olney Springs, Colorado, in December, snow falls for 5 days, with typically accumulated 1.77" (45mm) of snow. In Olney Springs, during the entire year, snow falls for 26.8 days and aggregates up to 12.68" (322mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 6:54 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:46 pm MST.
Sunshine
The average sunshine in December is 6.8h.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Olney Springs, CO
- Average high temperature in December: 43.5°F
The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is December (43.5°F).
- Average low temperature in December: 26.1°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is December (26.1°F).
Average pressure in December
Olney Springs, CO
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in December
Olney Springs, CO
- Average wind speed in December: 7.4mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is December (7.4mph).
Average humidity in December
Olney Springs, CO
- Average humidity in December: 57%
The months with the highest relative humidity are January and December (57%).
The month with the lowest relative humidity is June (36%).
Average rainfall in December
Olney Springs, CO
- Average rainfall in December: 0.39"
The wettest month (with the highest rainfall) is July (1.93").
The driest month (with the least rainfall) is November (0.35").
Average rainfall days in December
Olney Springs, CO
- Average rainfall days in December: 3.8 days
The month with the highest number of rainy days is July (13.5 days).
The month with the least rainy days is January (3.3 days).
Average snowfall in December
Olney Springs, CO
- Average snowfall in December: 1.77"
The month with the highest snowfall is February (2.99").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Olney Springs, CO
- Average snowfall days in December: 5 days
The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Olney Springs, CO
- Average daylight in December: 9h and 36min
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 48min
The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).
Average sunshine days in December
Olney Springs, CO
- Average sunshine days in December: 24 days
The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is July (14.8 days).
Average UV index in December
Olney Springs, CO
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in December
Olney Springs, CO
- Average cloud cover in December: 24
The months with the most cloud cover are February and April (Cloud cover 25).
The month with the least cloud cover is September (Cloud cover 14).
Average visibility in December
Olney Springs, CO
- 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).





