Snow in Lewiston Orchards, Idaho Winter storm alerts · 7-day snow forecast · average snowfall
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Lewiston Orchards averages 12.7 inches of snow a year. The snowiest month is December (4.1″), and snow usually falls from November through March. On about 4 days a year at least an inch falls. Snow covers the ground (1″+) on roughly 11 days of an average winter.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
October
0″
0
0
3
42°F
November
1.3″
1
1
12
35°F
December
4.1″
1
3
20
30°F
January
2.7″
1
3
18
30°F
February
3.8″
1
3
15
32°F
March
0.8″
<1
1
9
36°F
April
0″
0
0
2
41°F
Year
12.7″
4
11
80
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Lewiston Nez Perce Co Airport (2 mi from the city center, +10 ft elevation difference). Averages smooth out big years: single winters can bring half or double the normal.
12.7 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Lewiston Nez Perce Co Airport station, 2 miles away). The snowiest month is December with 4.1 inches.
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How many freezing nights does Lewiston Orchards have?
About 80 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, December, averages a low of 30 °F.