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
A change in temperatures is noted as November gives way to December, with average highs reducing from a cold 41.7°F (5.4°C) to a subzero cold 31.1°F (-0.5°C). Throughout December, a steady low-temperature average of 9.7°F (-12.4°C) is noted.Humidity
The average relative humidity in December is 74%.Rainfall
In Guffey, during December, the rain falls for 4 days and regularly aggregates up to 0.28" (7mm) of precipitation. Throughout the year, in Guffey, there are 103.6 rainfall days, and 10.24" (260mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In December, it is snowing for 8.6 days. Throughout December, 1.97" (50mm) of snow is accumulated. Throughout the year, there are 64.3 snowfall days, and 24.57" (624mm) of snow is accumulated.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:01 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:50 pm MST.
Sunshine
In Guffey, the average sunshine in December is 6.9h.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 estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.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. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Guffey have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Guffey, CO
- Average high temperature in December: 31.1°F
The warmest month (with the highest average high temperature) is July (74.1°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in December: 9.7°F
The month with the highest average low temperature is July (47.8°F).
The coldest month (with the lowest average low temperature) is January (9°F).
Average pressure in December
Guffey, CO
- Average pressure in December: 30.12"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
Guffey, CO
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Guffey, CO
- Average humidity in December: 74%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is June (46%).
Average rainfall in December
Guffey, CO
- Average rainfall in December: 0.28"
The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is November (0.2").
Average rainfall days in December
Guffey, CO
- Average rainfall days in December: 4 days
The month with the highest number of rainy days is July (19.1 days).
The month with the least rainy days is November (2 days).
Average snowfall in December
Guffey, CO
- Average snowfall in December: 1.97"
The month with the highest snowfall is April (4.57").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Guffey, CO
- Average snowfall days in December: 8.6 days
The month with the highest number of snowfall days is February (10.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Guffey, CO
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 6h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).
Average sunshine days in December
Guffey, CO
- Average sunshine days in December: 21.6 days
The month with the most sunshine days is November (24.2 days).
The month with the least sunshine days is July (8.3 days).
Average UV index in December
Guffey, CO
- Average UV index in December: 2
The month with the highest UV index is June (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
Guffey, CO
- Average cloud cover in December: 27
The month with the most cloud cover is February (Cloud cover 30).
The months with the least cloud cover are June and October (Cloud cover 17).
Average visibility in December
Guffey, CO
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Guffey, Colorado, USA
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