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
December, with its average high-temperature of 27.5°F (-2.5°C) and an average low-temperature of 14.9°F (-9.5°C), holds the record as the coldest month in Cooke City.Humidity
The average relative humidity in December in Cooke City is 76%.Rainfall
The month with the least rainfall in Cooke City is December, when the rain falls for 8.5 days and typically collects 0.55" (14mm) of precipitation.Snowfall
Months with snowfall in Cooke City are January through June, September through December. In December, in Cooke City, it is snowing for 12.2 days. Throughout December, 4.33" (110mm) of snow is accumulated. In Cooke City, during the entire year, snow falls for 92.3 days and aggregates up to 55.83" (1418mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 48min of daylight.On the first day of December, sunrise is at 7:38 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 4:48 pm MST.
Sunshine
In December, the average sunshine is 6.6h.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 of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the UV index of 2 transforms into the following advice:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. 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
What are the coldest months in Cooke City?
How cold is it in Cooke City in December?
What is the average humidity in December in Cooke City?
What is the driest month in Cooke City?
How many days does it rain in December in Cooke City?
How much does it snow in Cooke City in December?
What is the month with the shortest days in Cooke City?
What is the average length of the day in December in Cooke City?
When is the sunrise / sunset in December in Cooke City?
How many hours of sunshine does Cooke City have in December?
What are the months with the lowest UV index in Cooke City?
What is the UV index intensity in December in Cooke City?
Average temperature in December
Cooke City, MT
- Average high temperature in December: 27.5°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is December (27.5°F).
- Average low temperature in December: 14.9°F
The month with the highest average low temperature is July (56.1°F).
The coldest months (with the lowest average low temperature) are February and December (14.9°F).
Average pressure in December
Cooke City, MT
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Cooke City, MT
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Cooke City, MT
- Average humidity in December: 76%
The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is August (43%).
Average rainfall in December
Cooke City, MT
- Average rainfall in December: 0.55"
The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is December (0.55").
Average rainfall days in December
Cooke City, MT
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is November (5.7 days).
Average snowfall in December
Cooke City, MT
- Average snowfall in December: 4.33"
The month with the highest snowfall is April (9.37").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Cooke City, MT
- Average snowfall days in December: 12.2 days
The month with the highest number of snowfall days is February (14.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Cooke City, MT
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 6h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).
Average sunshine days in December
Cooke City, MT
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is December (17.4 days).
The month with the least sunshine days is May (5.1 days).
Average UV index in December
Cooke City, MT
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in December
Cooke City, MT
- Average cloud cover in December: 31
The month with the most cloud cover is February (Cloud cover 36).
The months with the least cloud cover are July and August (Cloud cover 16).
Average visibility in December
Cooke City, MT
- 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).
Cooke City, Montana, USA
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