Montana December Weather

Montana weather averages and all-time records in the month of December from 1991–2020 based on data made available by the NOAA.

State:

Month:

Statewide December Averages
High temperature	31.4 °F
Low temperature	12.8 °F
Precipitation	1.2 inches

Montana Cities

December weather averages for various places in Montana, from 1991–2020.

City	Average (°F)		Record (°F)		Monthly (inches)
City	High	Low	High	Low	Precipitation	Snow
Anaconda	34.4	13.6	60	-38	0.7	12.0
Billings	36.0	19.2	75	-38	0.6	9.6
Bozeman	34.5	14.4	64	-39	1.0	16.9
Butte	30.6	6.9	66	-52	0.5	n/a
Conrad	34.0	12.2	72	-46	0.5	6.8
Cut Bank	32.5	13.0	67	-46	0.3	n/a
Dillon	31.8	12.5	65	-37	0.3	n/a
Glasgow	27.2	8.3	69	-47	0.4	8.0
Glendive	32.3	12.1	72	-42	0.4	4.8
Great Falls	35.6	16.8	69	-43	0.5	9.2
Hamilton	35.6	19.0	66	-31	1.4	n/a
Hardin	38.6	13.8	72	-47	0.4	3.8
Havre	31.6	10.1	71	-50	0.4	7.3
Helena	32.7	13.9	70	-38	0.4	7.2
Kalispell	31.0	17.7	62	-35	1.5	16.5
Livingston	37.0	19.2	69	-41	0.5	n/a
Miles City	33.3	12.4	70	-43	0.2	n/a
Missoula	31.7	18.3	67	-30	1.1	11.4
Opheim	23.3	2.5	62	-41	0.2	6.9
Red Lodge	34.9	15.0	71	-42	0.9	17.1
West Glacier	30.0	19.7	60	-36	3.2	31.6
West Yellowstone	28.6	4.6	54	-59	2.9	n/a