Williamsport, PA Snowfall B+

First snow Nov 22 · Last snow Mar 25 · 35.6 in/yr · Station: WILLIAMSPORT REGIONAL AP

Avg First Snow

Nov 22

Median over 30 seasons 10d late

Avg Last Snow

Mar 25

Median over 30 seasons

Snow Season

124 days

SepJun

Avg Annual Snowfall

35.6 in

Rank #112 of 217 tracked

Latest season (2025–26): first measurable snowfall arrived 10 days later than the 30-year normal.

Average Monthly Snowfall (inches)

Sep

0.1

Oct

1.7

Nov

6.9

Dec

9.8

Jan

9.1

Feb

7.1

Mar

0.8

Apr

May

Jun

How Williamsport Compares

Williamsport snowfall vs Pennsylvania and U.S. medians
Measure	Williamsport	Pennsylvania median	U.S. median
Avg annual snowfall	35.6 in	39.5 in	39.1 in
Avg first snowfall	Nov 22	Nov 21	Nov 16
Avg last snowfall	Mar 25	Mar 28	Apr 3
Snow season length	124 days	129 days	139 days

Medians are taken across tracked cities with regular snowfall (8 in Pennsylvania, 201 nationally).

Nearby Tracked Cities

Ski Resorts in Pennsylvania

Data source: NOAA GHCN-Daily records for WILLIAMSPORT REGIONAL AP (USW00014778), 7 km from the city center, accessed via the ACIS web service. Normals window: 1990–91 through 2019–20 snow seasons. Measurable snow = ≥ 0.1 in.