Cass County Climate
Cass County, Nebraska
Avg Annual Temp
51.2°F
Annual Precip
32.7"
Annual Snowfall
29.0"
Extreme Heat Days
22.7
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Cass County Weather
Cass County's Warm, Moist Profile
With an average temperature of 51.2°F, Cass County is one of the warmer spots in Nebraska, though still below the national median. It receives 32.7 inches of precipitation, which is high for the Great Plains.
A Warm Outlier in Nebraska
Cass County is significantly warmer than the state average of 49.7°F and much wetter than the state's 25.9-inch norm. It enjoys a more moderate climate than the northern and western counties.
The Region's Warmest and Wettest
Compared to Butler or Burt, Cass County is notably warmer and receives more rainfall. It experiences the fewest extreme heat days in this set at just 23 per year.
Wet Summers and Moderate Winters
Summer averages a warm 73.9°F, while July peaks at 76.1°F. Winters are relatively mild for the state, averaging 26.8°F with 29 inches of annual snowfall.
Focus on Moisture and Drainage
The high 32.7-inch annual precipitation requires good home drainage systems and sump pump maintenance. Winter heating needs are slightly lower here than in Nebraska's northern counties.
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.