Allentown, PA Snowfall B+

First snow Dec 6 · Last snow Mar 21 · 33.3 in/yr · Station: ALLENTOWN LEHIGH VALLEY INTERNATIONAL AIRPORT

Avg First Snow

Dec 6

Median over 30 seasons 6d early

Avg Last Snow

Mar 21

Median over 30 seasons

Snow Season

106 days

SepJun

Avg Annual Snowfall

33.3 in

Rank #117 of 217 tracked

Latest season (2025–26): first measurable snowfall arrived 6 days earlier than the 30-year normal.

Average Monthly Snowfall (inches)

Sep

0.2

Oct

0.9

Nov

5.2

Dec

9.8

Jan

10.4

Feb

6.3

Mar

0.5

Apr

May

Jun

How Allentown Compares

Allentown snowfall vs Pennsylvania and U.S. medians
Measure	Allentown	Pennsylvania median	U.S. median
Avg annual snowfall	33.3 in	39.5 in	39.1 in
Avg first snowfall	Dec 6	Nov 21	Nov 16
Avg last snowfall	Mar 21	Mar 28	Apr 3
Snow season length	106 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 ALLENTOWN LEHIGH VALLEY INTERNATIONAL AIRPORT (USW00014737), 6 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.