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's arrival brings a noticeable temperature shift, dropping from a wintry 36.3°F (2.4°C) in November to a freezing cold 21.9°F (-5.6°C). Throughout December, Four Buttes records an average temperature of 10°F (-12.2°C) at night.Humidity
In December, the average relative humidity is 87%.Rainfall
In Four Buttes, in December, it is raining for 3.6 days, with typically 0.51" (13mm) of accumulated precipitation. Throughout the year, there are 93.3 rainfall days, and 12.01" (305mm) of precipitation is accumulated.Snowfall
Months with snowfall in Four Buttes are January through May, October through December. In Four Buttes, in December, during 13 snowfall days, 3.19" (81mm) of snow is typically accumulated. In Four Buttes, during the entire year, snow falls for 66.5 days and aggregates up to 19.02" (483mm) of snow.Daylight
December has the shortest days of the year in Four Buttes, with an average of 8h and 18min of daylight.On the first day of the month, sunrise is at 7:35 am and sunset at 4:08 pm. On the last day of December, in Four Buttes, sunrise is at 7:55 am and sunset at 4:16 pm MST.
Sunshine
In December, the average sunshine is 4.2h.UV index
The average daily maximum UV index in December in Four Buttes is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 2 during December translates into the following guidance:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
How cold is it in Four Buttes in December?
What is the average humidity in December in Four Buttes?
How much does it rain in Four Buttes in December?
How many days does it snow in December in Four Buttes?
What is the month with the shortest days in Four Buttes?
What is the average length of the day in December in Four Buttes?
When is the sunrise / sunset in December in Four Buttes?
How long on average sun shines in December in Four Buttes?
How high is the UV index in December in Four Buttes?
Average temperature in December
Four Buttes, MT
- Average high temperature in December: 21.9°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is February (19.8°F).
- Average low temperature in December: 10°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is February (6.3°F).
Average pressure in December
Four Buttes, MT
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in December
Four Buttes, MT
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is February (9.2mph).
Average humidity in December
Four Buttes, MT
- Average humidity in December: 87%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is August (46%).
Average rainfall in December
Four Buttes, MT
- Average rainfall in December: 0.51"
The wettest month (with the highest rainfall) is June (2.17").
The driest month (with the least rainfall) is February (0.47").
Average rainfall days in December
Four Buttes, MT
- Average rainfall days in December: 3.6 days
The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in December
Four Buttes, MT
- Average snowfall in December: 3.19"
The month with the highest snowfall is November (3.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Four Buttes, MT
- Average snowfall days in December: 13 days
The month with the highest number of snowfall days is February (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Four Buttes, MT
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in December
Four Buttes, MT
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is August (20.1 days).
The months with the least sunshine days are February and June (13.8 days).
Average UV index in December
Four Buttes, MT
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in December
Four Buttes, MT
- Average cloud cover in December: 56
The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 19).
Average visibility in December
Four Buttes, MT
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Four Buttes, Montana, USA
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