Average Annual Snowfall in Wyoming





The tables below give yearly averages for snowfall at cities, towns and parks in Wyoming. 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: Northwest, Southwest, North - Central, Northeast and Southeast Wyoming.

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

Northwest Wyoming

Average annual snowfall
Days Place Inches Centi­metres
38.4 Alta 113.4 288.0
18.5 Cody 45.0 114.3
46.8 Jackson 78.2 198.6
70.9 Moose 165.9 421.4
69.7 Moran 174.9 444.2
91.8 Yellowstone Lake 199.4 506.5
52.7 Yellowstone Park, Mammoth 71.5 181.6
79.9 Yellowstone Park, Old Faithful 197.0 500.4
92.1 Yellowstone Park, South Entrance 293.6 745.7

Southwest Wyoming

Yearly snow averages
Days Place Inches Centi­metres
14.6 Fontenelle Reservoir Dam 26.5 67.3
22.4 Kemmerer 49.7 126.2

North - Central Wyoming

Average total snowfall for a year
Days Place Inches Centi­metres
11.1 Boysen Reservoir Dam 16.1 40.9
35.3 Lander 87.6 222.5
28.1 Riverton 44.3 112.5
34.4 Ten Sleep 62.7 159.3
13.3 Thermopolis 27.4 69.6

Northeast Wyoming

Average annual snowfall
Days Place Inches Centi­metres
27.3 Buffalo 42.7 108.5
31.6 Devils Tower 48.8 124.0
35.2 Gillette 55.7 141.5
15.5 Sheridan 33.2 84.3
44.1 Sundance 81.3 206.5

Southeast Wyoming

Snowfall averages for a year
Days Place Inches Centi­metres
45.5 Casper 71.8 182.4
45.0 Cheyenne 62.9 159.8
30.6 Douglas 59.0 149.9
51.2 Laramie 64.1 162.8
18.0 Torrington 31.2 79.2
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Wyoming Snowfall
Back to Top