Lancaster County Climate
Lancaster County, Nebraska
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
51.2°F
Annual Precip
31.0"
Annual Snowfall
28.0"
Extreme Heat Days
33
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
3,471
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Lancaster County
Climate Verdict
Lancaster County has a mild, with an average annual temperature of 51.2°F, moderate rainfall of 31.0 inches per year, occasional hot days — 33.4 per year above 90°F, moderate snowfall of 28.0 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 24.2°F. summers are warm — July averages 76.3°F. Residents experience a substantial 52°F difference between winter and summer.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Lancaster County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Lancaster County closely matches the Nebraska statewide average temperature of 49.7°F, it is also noticeably wetter, receiving 5.1 inches more precipitation than the state average.
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 sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.