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
December
Weather in December
Temperature
December, with an average high of 37.4°F (3°C) and a low of 22.3°F (-5.4°C), signifies the coldest month of the year.Humidity
In Crook, the average relative humidity in December is 66%.Rainfall
In Crook, during December, the rain falls for 3.5 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, in Crook, there are 105.9 rainfall days, and 15.94" (405mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Crook, in December, during 6.6 snowfall days, 1.81" (46mm) of snow is typically accumulated. In Crook, during the entire year, snow falls for 39.5 days and aggregates up to 15.51" (394mm) of snow.Daylight
The month with the shortest days in Crook is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 6:56 am and sunset at 4:24 pm. On the last day of December, in Crook, Colorado, sunrise is at 7:15 am and sunset at 4:33 pm MST.
Sunshine
In December, the average sunshine is 6.3h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Crook?
How cold is December in Crook?
What is the average humidity in December in Crook?
How much does it rain in Crook in December?
How much does it snow in Crook in December?
What is the month with the shortest days in Crook?
What is the average length of the day in December in Crook?
What time are sunrise and sunset in December in Crook?
How many hours of sunshine does Crook have in December?
When is the lowest UV index in Crook?
What is the UV index intensity in December in Crook?
Average temperature in December
Crook, CO
- Average high temperature in December: 37.4°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is December (37.4°F).
- Average low temperature in December: 22.3°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is December (22.3°F).
Average pressure in December
Crook, CO
- Average pressure in December: 30.11"Hg
The months with the highest atmospheric pressure are January and December (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in December
Crook, CO
- Average wind speed in December: 11.4mph
The windiest month (with the highest average wind speed) is April (12.6mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).
Average humidity in December
Crook, CO
- Average humidity in December: 66%
The month with the highest relative humidity is February (67%).
The month with the lowest relative humidity is September (48%).
Average rainfall in December
Crook, CO
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days in December
Crook, CO
- Average rainfall days in December: 3.5 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is December (3.5 days).
Average snowfall in December
Crook, CO
- Average snowfall in December: 1.81"
The month with the highest snowfall is February (3.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Crook, CO
- Average snowfall days in December: 6.6 days
The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Crook, CO
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 6h and 6min).
Average sunshine days in December
Crook, CO
- Average sunshine days in December: 21.9 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is May (12.4 days).
Average UV index in December
Crook, CO
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Crook, CO
- Average cloud cover in December: 31
The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in December
Crook, 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).