Average Annual Snowfall in Idaho

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The tables below give yearly averages for snowfall at cities, towns and parks in Idaho. 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: Eastern, Central, Southwestern and Northern Idaho.

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

Eastern Idaho

Average annual snowfall
Days Place Inches Centimetres
38.6 Idaho Falls   36.9   93.7
21.2 Malad City   34.0   86.4
51.6 Pocatello   66.4 168.7
28.1 Preston   53.9 136.9

Central Idaho

Yearly snow averages
Days Place Inches Centimetres
33.7 Craters of the Moon Monument   95.7 243.1
38.1 Ketchum 112.6 286.0
15.0 Lake Walcott, Minidoka Dam   23.4   59.4
25.9 Middle Fork Lodge   40.3 102.4
20.4 Salmon   24.8   63.0
33.7 Stanley, Sawtooth Recreation Area   75.9 192.8
23.1 Twin Falls   27.2   69.1

Southwestern Idaho

Average total snowfall for a year
Days Place Inches Centimetres
19.4 Boise   19.2   48.8
  1.2 Bruneau     2.5     6.4
27.1 Idaho City   69.1 175.5
  0.7 Lake Lowell, Deer Flat Dam     1.9     4.8
49.4 McCall 135.7 344.7
  7.0 Mountain Home   10.3   26.2

Northern Idaho

Average annual snowfall
Days Place Inches Centimetres
16.9 Coeur d’Alene   29.6   75.2
65.3 Elk City 120.3 305.6
28.9 Kellogg   49.0 124.5
10.6 Lewiston   10.5   26.7
27.1 Moscow   49.2 125.0
  3.8 Riggins     4.7   11.9
29.8 Sandpoint   57.7 146.6
37.6 Wallace   78.8 200.2
Reference

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

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