The basics
Total Population
69
Median Age
72.7
Climate & weather
Ranked against U.S. ZIP codes.
Summer Avg High (°F)
82.1
Winter Avg Low (°F)
8.8
Avg Temperature (°F)
42.8
Hot Days/yr (>90°F)
14.8
Freezing Days/yr (<32°F)
201.7
Annual Precipitation (in)
17.6
Annual Snowfall (in)
64.8
Flood & disaster risk
Ranked against U.S. ZIP codes.
FEMA Risk Score
85.5
Higher than 78%
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 81638: frequently asked questions
- What is the weather like in ZIP Code 81638?
- ZIP Code 81638 averages 42.8°F year-round, summer highs near 82.1°F, winter lows around 8.8°F (NOAA 1991–2020 normals). It sees about 64.8 inches of snow a year.
- Is ZIP Code 81638 at risk of flooding or natural disasters?
- ZIP Code 81638's FEMA National Risk Index score is 85.5 (higher than 78% of U.S. ZIP codes). Its greatest modeled natural hazard is wildfire.
Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap, EPA. Explore the map →