Snow in Harrisburg, Pennsylvania Winter storm alerts · 7-day snow forecast · average snowfall
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Harrisburg averages 23.9 inches of snow a year. The snowiest month is February (7.7″), and snow usually falls from November through April. On about 7 days a year at least an inch falls. Snow covers the ground (1″+) on roughly 31 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
1
47°F
November
0.7″
<1
<1
10
37°F
December
4.2″
1
5
22
30°F
January
6.4″
2
10
26
25°F
February
7.7″
2
12
23
26°F
March
4.5″
1
4
16
34°F
April
0.4″
<1
<1
3
43°F
Year
23.9″
7
31
102
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Harrisburg 1 Ne (1 mi from the city center, +75 ft elevation difference); temperatures at Harrisburg Cptl Cy Airport. Averages smooth out big years: single winters can bring half or double the normal.
23.9 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Harrisburg 1 Ne station, 1 miles away). The snowiest month is February with 7.7 inches.
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How many freezing nights does Harrisburg have?
About 102 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, January, averages a low of 25 °F.