December weather forecast
Havre, MT

Concluding the year, December offers typical winter weather in Havre, Montana, marked by the year's lowest daylight hours. The city shivers under the hefty 7.7" (196mm) of snowfall, emphasizing the dominance of winter. Frosted landscapes and decorated houses give Havre a festive feel. Amid the cold, the December weather epitomises the traditional image of a white Christmas, adding to the holiday spirit.

Temperature

As November transitions to December, the average high-temperature falls from a wintry 40.8°F (4.9°C) to a subzero cold 30°F (-1.1°C). Havre in December observes a sharp transition from the daytime heat, falling to an average low of 7.9°F (-13.4°C).

Rainfall

In Havre, in December, during 7 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. Throughout the year, in Havre, Montana, there are 89.9 rainfall days, and 11.46" (291mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Havre are January through May, September through December. In December, in Havre, Montana, it is snowing for 7.7 days. Throughout December, 7.72" (196mm) of snow is accumulated. Throughout the year, there are 38.5 snowfall days, and 45.2" (1148mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 24min of daylight.
On the first day of the month, sunrise is at 7:50 am and sunset at 4:25 pm. On the last day of December, sunrise is at 8:10 am and sunset at 4:33 pm MST.

Sunshine

The months with the least sunshine are January and December, with an average of 4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Havre. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 1 in December transforms into this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.