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
Commerce City experiences its lowest average temperatures in December, reaching a peak of 41.2°F (5.1°C) and a minimum of 21.9°F (-5.6°C).Humidity
The average relative humidity in December in Commerce City is 60%.Rainfall
January and December are months with the least rain when the rain falls for 1.7 days and typically aggregates up to 0.08" (2mm) of rain.Snowfall
January through May, October through December are months with snowfall in Commerce City. In December, in Commerce City, it is snowing for 2 days. Throughout December, 0.55" (14mm) of snow is accumulated. Throughout the year, in Commerce City, there are 19.6 snowfall days, and 8.5" (216mm) of snow is accumulated.Daylight
December has the shortest days of the year in Commerce City, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:02 am and sunset at 4:35 pm. On the last day of December, in Commerce City, sunrise is at 7:20 am and sunset at 4:45 pm MST.
Sunshine
In December, the average sunshine is 7h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 translates into these guidelines:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
What are the coldest months in Commerce City?
How cold does it get in Commerce City in December?
What is the average humidity in December in Commerce City?
What is the driest month in Commerce City?
How many days does it rain in December in Commerce City?
How much does it snow in Commerce City in December?
What is the month with the shortest days in Commerce City?
What is the average length of the day in December in Commerce City?
When is the sunrise / sunset in December in Commerce City?
How many hours of sunshine does Commerce City have in December?
When is the lowest UV index in Commerce City?
What is the UV index reading in December in Commerce City?
Average temperature in December
Commerce City, CO
- Average high temperature in December: 41.2°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (41.2°F).
- Average low temperature in December: 21.9°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is December (21.9°F).
Average pressure in December
Commerce City, CO
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are April and June (29.91"Hg).
Average wind speed in December
Commerce City, CO
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is December (5.8mph).
Average humidity in December
Commerce City, CO
- Average humidity in December: 60%
The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (39%).
Average rainfall in December
Commerce City, CO
- Average rainfall in December: 0.08"
The wettest month (with the highest rainfall) is July (0.59").
The driest months (with the least rainfall) are January and December (0.08").
Average rainfall days in December
Commerce City, CO
- Average rainfall days in December: 1.7 days
The month with the highest number of rainy days is July (8.2 days).
The month with the least rainy days is February (1.2 days).
Average snowfall in December
Commerce City, CO
- Average snowfall in December: 0.55"
The month with the highest snowfall is October (1.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Commerce City, CO
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Commerce City, CO
- Average daylight in December: 9h and 2min
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: 7h and 0min
The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).
Average sunshine days in December
Commerce City, CO
- Average sunshine days in December: 28.5 days
The month with the most sunshine days is December (28.5 days).
The month with the least sunshine days is July (19.6 days).
Average UV index in December
Commerce City, CO
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Commerce City, CO
- Average cloud cover in December: 22
The months with the most cloud cover are February, April and May (Cloud cover 25).
The month with the least cloud cover is September (Cloud cover 14).
Average visibility in December
Commerce City, 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).
Commerce City, Colorado, USA
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