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Conway CDP, NH

ZIP 03818 — Climate & Environment

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

Middle ClassLow Snow AreaRemote Work Hub

Climate, disaster risk, air quality, and environmental safety

Environment & Risk in ZIP Code 03818

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 Conway CDP, NH as Relatively Low (composite score 71.0), which is elevated versus much of the country. The strongest component scores on US5 are hurricane (86.4) and flood (82.0). 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 Low
Risk index
71.0
Flood risk
82.0
Wildfire risk
33.6
Hurricane risk
86.4
Earthquake risk
62.8
Tornado risk
18.9
Winter weather risk
89.8
Hail risk
11.6

Climate & Weather in ZIP Code 03818

Climate normals for Conway CDP, NH show little to no average snow and around 52.4 inches of annual precipitation. Pair that with FEMA NRI hazard context (overall rating Relatively 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
5a
Annual Snow Days
0
Annual Precipitation
52.37 in
FEMA NRI rating
Relatively Low

Climate & Environment key statistics

Climate statistics
Climate
Hardiness zone5a
Annual precip (in)52.37
Snow days0
Broadband access86.0%
Risk & Air Quality statistics
Risk & Air Quality
NRI ratingRelatively Low
NRI risk index71.0
Flood risk (NRI)82.0
Wildfire risk (NRI)33.6
Hurricane risk (NRI)86.4
IRS net migration184