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 1981 to 2010 for the NOAA National Climatic Data Center.

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
37.5 Alta 109.5 278.1
17.3 Cody 47.3 120.1
37.6 Jackson 66.1 167.9
67.3 Moose 162.8 413.5
60.9 Moran 166.2 422.1
91.4 Yellowstone Lake 193.7 492.0
45.9 Yellowstone Park, Mammoth 64.4 163.6
83.9 Yellowstone Park, Old Faithful 207.8 527.8

Southwest Wyoming

Yearly snow averages
Days Place Inches Centi­metres
21.0 Evanston 47.3 120.1
14.1 Fontenelle Reservoir Dam 25.7 65.3
35.1 Kemmerer 62.0 157.5
39.0 Rock Springs 46.7 118.6

North - Central Wyoming

Average total snowfall for a year
Days Place Inches Centi­metres
8.4 Boysen Reservoir Dam 11.9 30.2
36.7 Lander 91.4 232.2
22.4 Riverton 37.1 94.2
34.1 Ten Sleep 59.2 150.4
11.9 Thermopolis 26.7 67.8
23.4 Worland 30.0 76.2

Northeast Wyoming

Average annual snowfall
Days Place Inches Centi­metres
20.4 Buffalo 36.5 92.7
28.5 Devils Tower 48.3 122.7
40.1 Gillette 58.8 149.4
49.8 Sheridan 71.4 181.4
41.0 Sundance 79.2 201.2

Southeast Wyoming

Snowfall averages for a year
Days Place Inches Centi­metres
48.4 Casper 74.9 190.2
49.0 Centennial 108.4 275.3
45.0 Cheyenne 60.3 153.2
30.6 Douglas 62.8 159.5
39.6 Laramie 49.7 126.2
16.5 Muddy Gap 51.1 129.8
17.6 Torrington 32.4 82.3
Reference

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

Wyoming Snowfall
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