December weather forecastShawnee, CO
December
Weather in December
The first month of the winter, December, is still a freezing cold month in Shawnee, Colorado, with an average temperature ranging between min 11.8°F (-11.2°C) and max 29.3°F (-1.5°C).Temperature
December is the month when Shawnee sees the lowest average temperatures, with a high of 29.3°F (-1.5°C) and a low of 11.8°F (-11.2°C).Humidity
The average relative humidity in December is 72%.Rainfall
December is the month with the least rainfall. Rain falls for 3 days and accumulates 0.28" (7mm) of precipitation.Snowfall
Months with snowfall in Shawnee are January through December. In December, it is snowing for 8.4 days. Throughout December, 2.36" (60mm) of snow is accumulated. Throughout the year, in Shawnee, there are 74.9 snowfall days, and 35.39" (899mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:03 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:48 pm MST.
Sunshine
The average sunshine in December is 6.5h.UV index
January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 2 during December leads to these advisories:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Shawnee, CO
- Average high temperature in December: 29.3°F
The warmest month (with the highest average high temperature) is July (72.3°F).
The month with the lowest average high temperature is December (29.3°F).
- Average low temperature in December: 11.8°F
The month with the highest average low temperature is July (46.9°F).
The coldest month (with the lowest average low temperature) is February (11.3°F).
Average pressure in December
Shawnee, CO
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is April (29.92"Hg).
Average wind speed in December
Shawnee, CO
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Shawnee, CO
- Average humidity in December: 72%
The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is June (50%).
Average rainfall in December
Shawnee, CO
- Average rainfall in December: 0.28"
The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is December (0.28").
Average rainfall days in December
Shawnee, CO
- Average rainfall days in December: 3 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (2.2 days).
Average snowfall in December
Shawnee, CO
- Average snowfall in December: 2.36"
The month with the highest snowfall is March (6.73").
The months with the least snowfall are July and August (0.04").
Average snowfall days in December
Shawnee, CO
- Average snowfall days in December: 8.4 days
The month with the highest number of snowfall days is March (11.6 days).
The months with the least snowfall days are July and August (0.1 days).
Average daylight in December /
Average sunshine in December
Shawnee, CO
- Average daylight in December: 9h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 6h and 30min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).
Average sunshine days in December
Shawnee, CO
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in December
Shawnee, CO
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in December
Shawnee, CO
- Average cloud cover in December: 31
The months with the most cloud cover are February, April and May (Cloud cover 35).
The month with the least cloud cover is June (Cloud cover 20).
Average visibility in December
Shawnee, 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).
