Average Annual Snowfall in Montana

The tables below give yearly averages for snowfall at cities, towns and parks in Montana. The numbers are for the total amount of snow and for how many days it snows at least 0.1 inches (0.25 centimetres).

The snowfall totals are annual averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.

You can jump to a separate table for each region of the state: Northwestern, Southwestern, South - Central and Eastern Montana.

Place name links take you to more detailed information on snowfall, snowstorms and snow accumulation for that location.

Northwestern Montana

Average annual snowfall

Days	Place	Inches	Centi­metres
41.4	Kalispell	54.4	138.2
24.2	Libby	48.2	122.4
40.1	Missoula	43.0	109.2
59.2	Seeley Lake	118.9	302.0
54.6	West Glacier	115.2	292.6
35.1	Whitefish	63.1	160.3

Southwestern Montana

Yearly snow averages

Days	Place	Inches	Centi­metres
47.7	Anaconda	75.1	190.8
54.1	Bozeman	91.3	231.9
6.1	Dillon	11.2	28.4
51.2	Hebgen Lake Dam	177.2	450.1
28.1	Helena	37.2	94.5
59.3	Sula	88.4	224.5
33.3	Virginia City	64.7	164.3

South - Central Montana

Average total snowfall for a year

Days	Place	Inches	Centi­metres
11.1	Bighorn Lake, Yellowtail Dam	43.9	111.5
38.8	Billings	57.4	145.8
90.8	Cooke City	213.1	541.3
59.9	Mystic Lake	192.7	489.5
39.4	Red Lodge	141.9	360.4

Eastern Montana

Average annual snowfall

Days	Place	Inches	Centi­metres
36.2	Glasgow	43.7	111.0
18.8	Glendive	22.6	57.4
45.3	Great Falls	66.1	167.9
31.0	Havre City	41.0	104.1
41.5	Lewistown	112.1	284.7