Snow in Shoreline, Washington Winter storm alerts · 7-day snow forecast · average snowfall
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Shoreline averages 3.8 inches of snow a year. The snowiest month is December (1.7″), and snow usually falls from November through February. On about 2 days a year at least an inch falls. Snow covers the ground (1″+) on roughly 2 days of an average winter.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
November
0.2″
<1
<1
3
41°F
December
1.7″
1
1
7
37°F
January
0.9″
<1
1
7
37°F
February
1.0″
1
1
6
37°F
March
0″
0
0
2
39°F
Year
3.8″
2
2
25
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Seattle Sand Pt Wsfo (6 mi from the city center, -420 ft elevation difference). Averages smooth out big years: single winters can bring half or double the normal.
3.8 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Seattle Sand Pt Wsfo station, 6 miles away). The snowiest month is December with 1.7 inches.
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This page checks the National Weather Service for active alerts at Shoreline's location every time you open it; the box at the top lists any winter storm, winter weather, cold or freeze alert in effect right now.
How many freezing nights does Shoreline have?
About 25 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, February, averages a low of 37 °F.