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Greencastle city, MO

ZIP 63544 — Climate & Environment

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

Working ClassLow Snow Area

Climate, disaster risk, air quality, and environmental safety

Environment & Risk in ZIP Code 63544

Disaster Risk (FEMA NRI)

County-linked natural hazard risk from FEMA National Risk Index — useful for comparing insurance and disaster exposure.

FEMA’s National Risk Index rates natural-hazard risk for Greencastle city, MO as Very Low (composite score 28.7), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (42.9) and flood (31.4). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Overall rating
Very Low
Risk index
28.7
Flood risk
31.4
Wildfire risk
42.9
Hurricane risk
10.0
Earthquake risk
39.3
Tornado risk
75.2
Winter weather risk
21.0
Hail risk
58.8

Climate & Weather in ZIP Code 63544

Climate normals for Greencastle city, MO show little to no average snow and around 40.7 inches of annual precipitation. Pair that with FEMA NRI hazard context (overall rating Very Low) when evaluating long-term housing and insurance exposure.

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
6a
Annual Snow Days
0
Annual Precipitation
40.74 in
FEMA NRI rating
Very Low

Climate & Environment key statistics

Climate statistics
Climate
Hardiness zone6a
Annual precip (in)40.74
Snow days0
Broadband access60.0%
Risk & Air Quality statistics
Risk & Air Quality
NRI ratingVery Low
NRI risk index28.7
Flood risk (NRI)31.4
Wildfire risk (NRI)42.9
Hurricane risk (NRI)10.0
IRS net migration51