Average Snowfall for Idaho in January

The tables below give monthly averages for snowfall during January at cities, communities and other locations around Idaho. 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 1991 to 2020 for the US National Centers for Environmental Information.

You can jump to a separate table for each region of the state: Eastern, Central, Southwestern and Northern Idaho.

Eastern Idaho

Average total snowfall in January

Days	Place	Inches	Centi­metres
11.7	Pocatello	13.5	34.3
7.5	Preston	13.5	34.3

Central Idaho

January snowfall averages

Days	Place	Inches	Centi­metres
7.9	Craters of the Moon Monument	20.8	52.8
8.8	Ketchum	27.0	68.6
4.8	Lake Walcott, Minidoka Dam	6.7	17.0
7.0	Middle Fork Lodge	11.9	30.2
4.6	Salmon	6.7	17.0
8.9	St. Maries	16.3	41.4
5.7	Twin Falls	7.8	19.8

Southwestern Idaho

Average snow for January

Days	Place	Inches	Centi­metres
5.2	Boise	5.3	13.5
11.6	McCall	34.9	88.6

Northern Idaho

Average total snowfall in January

Days	Place	Inches	Centi­metres
7.8	Bonners Ferry	15.0	38.1
14.7	Elk City	29.2	74.2
8.9	Kellogg	15.1	38.4
2.3	Lewiston	2.7	6.9
6.3	Moscow	14.5	36.8
1.2	Riggins	2.1	5.3
9.2	Sandpoint	20.9	53.1
8.6	Wallace	19.7	50.0