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Horsham CDP, PA

ZIP 19040 — Climate & Environment

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

Upper Middle ClassLow Snow AreaRemote Work Hub

Climate, disaster risk, air quality, and environmental safety

Environment & Risk in ZIP Code 19040

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 Horsham CDP, PA as Relatively High (composite score 96.8), which is among the highest nationally. The strongest component scores on US5 are flood (98.2) and hurricane (89.9). 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
Relatively High
Risk index
96.8
Flood risk
98.2
Wildfire risk
37.3
Hurricane risk
89.9
Earthquake risk
94.2
Tornado risk
95.6
Winter weather risk
99.8
Hail risk
42.7
Air Quality (EPA AQI)

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

41
Median AQI
71.7%
Good Days

Air quality healthy to breathe

0.5%
Unhealthy / Hazardous

Sensitive groups or worse

Climate & Weather in ZIP Code 19040

Climate normals for Horsham CDP, PA show little to no average snow. Pair that with FEMA NRI hazard context (overall rating Relatively High) 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
7a
Annual Snow Days
0
Annual Precipitation
0 in
FEMA NRI rating
Relatively High

Climate & Environment key statistics

Climate statistics
Climate
Hardiness zone7a
Annual precip (in)0
Snow days0
Broadband access92.5%
Risk & Air Quality statistics
Risk & Air Quality
NRI ratingRelatively High
NRI risk index96.8
Flood risk (NRI)98.2
Wildfire risk (NRI)37.3
Hurricane risk (NRI)89.9
IRS net migration996
Median AQI41
Good AQI days71.7%