Lancaster County Climate
Lancaster County, Nebraska
Avg Annual Temp
51.2°F
Annual Precip
31.0"
Annual Snowfall
28.0"
Extreme Heat Days
33.4
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Lancaster County Weather
Typical four-season Midwestern climate
Lancaster County's 51.2°F average temperature is below the national median. It experiences a moist, continental climate with distinct seasonal transitions.
Warmer and wetter than average
The county is warmer and wetter than the state averages of 49.7°F and 25.9 inches. It receives a robust 31.0 inches of precipitation annually.
Milder winters than northern counties
Lancaster's 28.0 inches of snow is significantly less than Knox County's 38.6 inches. Its 51.2°F average temperature closely tracks with Johnson County's 51.3°F.
Humid summers and snowy winters
July averages 76.3°F with 33 days reaching 90°F or higher. Winter brings a steady 28.0 inches of snow and a January average of 24.2°F.
Manage heat and moisture
With 31.0 inches of rain, basement waterproofing is a wise investment for local homeowners. Residents should also prepare for about a month of extreme summer heat.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.