The basics
Total Population
1
Climate & weather
Ranked against U.S. ZIP codes.
Summer Avg High (°F)
64.5
Winter Avg Low (°F)
28.7
Avg Temperature (°F)
44.2
Hot Days/yr (>90°F)
0.1
Freezing Days/yr (<32°F)
117.5
Annual Precipitation (in)
85.2
Annual Snowfall (in)
34.8
Flood & disaster risk
Ranked against U.S. ZIP codes.
FEMA Risk Score
1.4
Lower than 95%
EAL Flood/Coastal per $1K
0
The full report
Six pillars — each with percentile benchmarks, 16-year trends, and per-metric detail.
People
Work & Money
Housing
Amenities
Environment & Risk
ZIP Code 99903: frequently asked questions
- What is the weather like in ZIP Code 99903?
- ZIP Code 99903 averages 44.2°F year-round, summer highs near 64.5°F, winter lows around 28.7°F (NOAA 1991–2020 normals). It sees about 34.8 inches of snow a year.
- Is ZIP Code 99903 at risk of flooding or natural disasters?
- ZIP Code 99903's FEMA National Risk Index score is 1.4 (lower than 95% of U.S. ZIP codes). Its greatest modeled natural hazard is earthquake. Modeled coastal-flood loss is negligible.
Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap, EPA. Explore the map →