ZIP 63155 — Climate & Environment

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Low Snow Area

Climate, disaster risk, air quality, and environmental safety

Environment & Risk in ZIP Code 63155

Air Quality (EPA AQI)

County-level annual air quality from EPA. Good days = healthy to breathe; unhealthy = sensitive groups or worse.

Median AQI

47.7%

Good Days

Air quality healthy to breathe

1.3%

Unhealthy / Hazardous

Sensitive groups or worse

Climate normals for St. Louis city, MO show little to no average snow and around 43.9 inches of annual precipitation.

7-day weather forecast

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Sunrise, sunset & moon

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Monthly Temperature

30-year climate normals (avg. monthly temperature)

Climate Data

Hardiness Zone

Annual Snow Days

Annual Precipitation

43.91 in

Risk & Air Quality
Median AQI	51
Good AQI days	47.7%