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
Judith Gap notes the coldest temperatures in December, with a high average of 29.3°F (-1.5°C) and a low of 16.7°F (-8.5°C).Humidity
The average relative humidity in December in Judith Gap is 76%.Rainfall
The month with the least rainfall is December, when the rain falls for 7.2 days and typically collects 0.47" (12mm) of precipitation.Snowfall
January through May, September through December are months with snowfall in Judith Gap. In Judith Gap, in December, snow falls for 11.4 days, with typically accumulated 3.62" (92mm) of snow. Throughout the year, there are 72.8 snowfall days, and 33.5" (851mm) of snow is accumulated.Daylight
December has the shortest days of the year in Judith Gap, with an average of 8h and 36min of daylight.On the first day of the month, sunrise is at 7:43 am and sunset at 4:32 pm. On the last day of December, sunrise is at 8:03 am and sunset at 4:41 pm MST.
Sunshine
In Judith Gap, Montana, the average sunshine in December is 6.5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Judith Gap, Montana. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What is the coldest time of year in Judith Gap?
How cold is it in Judith Gap in December?
What is the average humidity in December in Judith Gap?
What is the driest month in Judith Gap?
How many days does it rain in December in Judith Gap?
How many days does it snow in December in Judith Gap?
What is the month with the shortest days in Judith Gap?
What is the average length of the day in December in Judith Gap?
When are sunrise and sunset in December in Judith Gap?
How many hours of sunshine does Judith Gap have in December?
When is the lowest UV index in Judith Gap?
What is the UV index reading in December in Judith Gap?
Average temperature in December
Judith Gap, MT
- Average high temperature in December: 29.3°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is December (29.3°F).
- Average low temperature in December: 16.7°F
The months with the highest average low temperature are July and August (54.3°F).
The coldest month (with the lowest average low temperature) is February (16.3°F).
Average pressure in December
Judith Gap, MT
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Judith Gap, MT
- Average wind speed in December: 10.3mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in December
Judith Gap, MT
- Average humidity in December: 76%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (45%).
Average rainfall in December
Judith Gap, MT
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is May (2.4").
The driest month (with the least rainfall) is December (0.47").
Average rainfall days in December
Judith Gap, MT
- Average rainfall days in December: 7.2 days
The month with the highest number of rainy days is May (18.7 days).
The months with the least rainy days are January and December (7.2 days).
Average snowfall in December
Judith Gap, MT
- Average snowfall in December: 3.62"
The month with the highest snowfall is April (6.61").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Judith Gap, MT
- Average snowfall days in December: 11.4 days
The month with the highest number of snowfall days is February (14.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Judith Gap, MT
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 6h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).
Average sunshine days in December
Judith Gap, MT
- Average sunshine days in December: 17.9 days
The month with the most sunshine days is September (19.2 days).
The month with the least sunshine days is April (9 days).
Average UV index in December
Judith Gap, 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, November and December (UV index 2).
Average cloud cover in December
Judith Gap, MT
- Average cloud cover in December: 33
The month with the most cloud cover is February (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in December
Judith Gap, 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).
Judith Gap, Montana, USA
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