The basics
Total Population
14
Climate & weather
Ranked against U.S. ZIP codes.
Summer Avg High (°F)
83.4
Winter Avg Low (°F)
26.5
Avg Temperature (°F)
55.2
Hot Days/yr (>90°F)
15.8
Freezing Days/yr (<32°F)
97.5
Annual Precipitation (in)
48.1
Annual Snowfall (in)
15.1
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 20660: frequently asked questions
- What is the weather like in ZIP Code 20660?
- ZIP Code 20660 averages 55.2°F year-round, summer highs near 83.4°F, winter lows around 26.5°F (NOAA 1991–2020 normals). It sees about 15.1 inches of snow a year.
Sources: U.S. Census ACS, FEMA National Risk Index, FHFA House Price Index, OpenStreetMap, EPA. Explore the map →