Snow in Norristown, Pennsylvania Winter storm alerts · 7-day snow forecast · average snowfall
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Norristown averages 25.3 inches of snow a year. The snowiest month is February (10.9″), and snow usually falls from October through April. On about 6 days a year at least an inch falls, and about 1 day brings 10 inches or more.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
October
0.1″
<1
—
1
45°F
November
0.1″
<1
—
12
35°F
December
4.2″
1
—
23
28°F
January
6.8″
2
—
26
23°F
February
10.9″
2
—
24
25°F
March
3.0″
1
—
17
32°F
April
0.2″
<1
—
3
42°F
Year
25.3″
6
—
107
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Norristown (1 mi from the city center, -95 ft elevation difference). Averages smooth out big years: single winters can bring half or double the normal.
25.3 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Norristown station, 1 miles away). The snowiest month is February with 10.9 inches.
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This page checks the National Weather Service for active alerts at Norristown'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 Norristown have?
About 107 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, January, averages a low of 23 °F.