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Concord city, NH

ZIP 03303 — Climate & Environment

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

Middle ClassLow Snow Area

Climate, disaster risk, air quality, and environmental safety

Environment & Risk in ZIP Code 03303

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 Concord city, NH as Relatively Low (composite score 78.2), which is elevated versus much of the country. The strongest component scores on US5 are flood (85.8) and hurricane (84.8). 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
78.2
Flood risk
85.8
Wildfire risk
35.2
Hurricane risk
84.8
Earthquake risk
76.2
Tornado risk
56.2
Winter weather risk
80.4
Hail risk
37.2
Air Quality (EPA AQI)

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

38
Median AQI
95.9%
Good Days

Air quality healthy to breathe

0.0%
Unhealthy / Hazardous

Sensitive groups or worse

Climate & Weather in ZIP Code 03303

Climate normals for Concord city, NH show little to no average snow and around 48.6 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
5b
Annual Snow Days
0
Annual Precipitation
48.63 in
FEMA NRI rating
Relatively Low

Climate & Environment key statistics

Climate statistics
Climate
Hardiness zone5b
Annual precip (in)48.63
Snow days0
Broadband access90.0%
Risk & Air Quality statistics
Risk & Air Quality
NRI ratingRelatively Low
NRI risk index78.2
Flood risk (NRI)85.8
Wildfire risk (NRI)35.2
Hurricane risk (NRI)84.8
IRS net migration768
Median AQI38
Good AQI days95.9%