Average Snowfall for Montana in September





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

The snowfall totals are averages based on weather data collected from 1981 to 2010 for the NOAA National Climatic Data Center.

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

Northwestern Montana

Average total snowfall in September
Days Place Inches Centi­metres
0.5 Cut Bank 0.4 1.0
0.0 Flathead Lake, Polson 0.0 0.0
0.1 Gibson Reservoir Dam 0.3 0.8
0.0 Kalispell 0.0 0.0
0.0 Libby 0.0 0.0
0.0 Missoula 0.0 0.0
0.5 Rogers Pass 3.1 7.9
0.0 Seeley Lake 0.0 0.0
0.0 West Glacier 0.0 0.0
0.0 Whitefish 0.0 0.0

Southwestern Montana

September snowfall averages
Days Place Inches Centi­metres
0.7 Bozeman 0.9 2.3
1.1 Butte 1.4 3.6
0.1 Hebgen Lake Dam 0.1 0.3
0.7 Helena 1.3 3.3
0.1 Sula 0.4 1.0
0.3 Virginia City 0.8 2.0

South - Central Montana

Average snow for September
Days Place Inches Centi­metres
0.5 Billings 1.1 2.8
1.3 Cooke City 2.2 5.6
1.3 Mystic Lake 5.6 14.2
0.8 Red Lodge 3.2 8.1

Eastern Montana

Average total snowfall in September
Days Place Inches Centi­metres
0.2 Glasgow 0.2 0.5
0.0 Glendive 0.0 0.0
0.8 Great Falls 1.2 3.0
0.1 Havre City 0.3 0.8
1.2 Lewistown 1.6 4.1
0.3 Miles City 0.3 0.8
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

Montana Snowfall
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