Snow in Corvallis, Oregon Winter storm alerts · 7-day snow forecast · average snowfall
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Corvallis averages 3.9 inches of snow a year. The snowiest month is February (1.9″), and snow usually falls from November through March. On about 1 days a year at least an inch falls. Snow covers the ground (1″+) on roughly 3 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
0.1″
<1
<1
8
37°F
December
0.8″
<1
1
14
34°F
January
0.5″
<1
<1
12
34°F
February
1.9″
1
1
11
35°F
March
0.6″
<1
<1
8
37°F
April
0″
0
0
4
39°F
Year
3.9″
1
3
60
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Corvallis 1.9 Sse (1 mi from the city center, -10 ft elevation difference); temperatures at Corvallis 10 Ssw. Averages smooth out big years: single winters can bring half or double the normal.
3.9 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Corvallis 1.9 Sse station, 1 miles away). The snowiest month is February with 1.9 inches.
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How many freezing nights does Corvallis have?
About 60 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, December, averages a low of 34 °F.