December weather forecastNeihart, MT
December
Weather in December
December, the first month of the winter in Neihart, is still a freezing cold month, with an average temperature fluctuating between 11.7°F (-11.3°C) and 24.3°F (-4.3°C).Temperature
In Neihart, December records the lowest average temperatures, peaking at 24.3°F (-4.3°C) and reaching a low of 11.7°F (-11.3°C).Humidity
The average relative humidity in December is 85%.Rainfall
December is the month with the least rainfall. Rain falls for 6.5 days and accumulates 1.26" (32mm) of precipitation.Snowfall
January through June, August through December are months with snowfall. In Neihart, during December, snow falls for 17.9 days and regularly aggregates up to 10" (254mm) of snow. In Neihart, during the entire year, snow falls for 137.4 days and aggregates up to 110.08" (2796mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 36min of daylight.On the first day of the month, sunrise is at 7:48 am and sunset at 4:35 pm. On the last day of December, sunrise is at 8:08 am and sunset at 4:44 pm MST.
Sunshine
In Neihart, the average sunshine in December is 5h.UV index
The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 2 in December leads to these recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Neihart, MT
- Average high temperature in December: 24.3°F
The warmest month (with the highest average high temperature) is July (73.9°F).
The month with the lowest average high temperature is December (24.3°F).
- Average low temperature in December: 11.7°F
The months with the highest average low temperature are July and August (48.2°F).
The coldest month (with the lowest average low temperature) is December (11.7°F).
Average pressure in December
Neihart, 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
Neihart, MT
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Neihart, MT
- Average humidity in December: 85%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (53%).
Average rainfall in December
Neihart, MT
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is May (4.69").
The driest month (with the least rainfall) is December (1.26").
Average rainfall days in December
Neihart, MT
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is June (20.9 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in December
Neihart, MT
- Average snowfall in December: 10"
The month with the highest snowfall is April (19.29").
The month with the least snowfall is July (0").
Average snowfall days in December
Neihart, MT
- Average snowfall days in December: 17.9 days
The month with the highest number of snowfall days is March (20.3 days).
The month with the least snowfall days is July (0 days).
Average daylight in December /
Average sunshine in December
Neihart, MT
- Average daylight in December: 8h and 36min
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: 5h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Neihart, MT
- Average sunshine days in December: 12.1 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is May (4.7 days).
Average UV index in December
Neihart, MT
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Neihart, MT
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 18).
Average visibility in December
Neihart, MT
- Average visibility in December: 5mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is February (4mi).





