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Dayton CDP, NV

ZIP 89403 — 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 89403

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 Dayton CDP, NV as Relatively Low (composite score 71.4), which is elevated versus much of the country. The strongest component scores on US5 are wildfire (96.8) and flood (63.5). 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
71.4
Flood risk
63.5
Wildfire risk
96.8
Earthquake risk
93.8
Tornado risk
2.2
Winter weather risk
90.9
Hail risk
33.5
Air Quality (EPA AQI)

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

44
Median AQI
83.9%
Good Days

Air quality healthy to breathe

0.0%
Unhealthy / Hazardous

Sensitive groups or worse

Climate & Weather in ZIP Code 89403

Climate normals for Dayton CDP, NV show little to no average snow and around 11.7 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
7a
Annual Snow Days
0
Annual Precipitation
11.7 in
FEMA NRI rating
Relatively Low

Climate & Environment key statistics

Climate statistics
Climate
Hardiness zone7a
Annual precip (in)11.7
Snow days0
Broadband access95.9%
Risk & Air Quality statistics
Risk & Air Quality
NRI ratingRelatively Low
NRI risk index71.4
Flood risk (NRI)63.5
Wildfire risk (NRI)96.8
IRS net migration650
Median AQI44
Good AQI days83.9%