St. Louis, MO Snowfall B

First snow Dec 2 · Last snow Mar 16 · 16.9 in/yr · Station: ST LOUIS LAMBERT INTL AIRPORT

Avg First Snow

Dec 2

Median over 30 seasons 3d early

Avg Last Snow

Mar 16

Median over 30 seasons

Snow Season

105 days

SepJun

Avg Annual Snowfall

16.9 in

Rank #156 of 217 tracked

Latest season (2025–26): first measurable snowfall arrived 3 days earlier than the 30-year normal.

Average Monthly Snowfall (inches)

Sep

Oct

0.9

Nov

3.5

Dec

5.6

Jan

4.3

Feb

2.3

Mar

0.2

Apr

May

Jun

How St. Louis Compares

St. Louis snowfall vs Missouri and U.S. medians
Measure	St. Louis	Missouri median	U.S. median
Avg annual snowfall	16.9 in	16.5 in	39.1 in
Avg first snowfall	Dec 2	Dec 4	Nov 16
Avg last snowfall	Mar 16	Mar 11	Apr 3
Snow season length	105 days	98 days	139 days

Medians are taken across tracked cities with regular snowfall (4 in Missouri, 201 nationally).

Nearby Tracked Cities

Ski Resorts in Missouri

No tracked resorts — browse all→

Data source: NOAA GHCN-Daily records for ST LOUIS LAMBERT INTL AIRPORT (USW00013994), 20 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.