Arthur County Climate
Arthur County, Nebraska
Avg Annual Temp
48.8°F
Annual Precip
20.6"
Annual Snowfall
32.9"
Extreme Heat Days
37.6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Arthur County Weather
Dry and Cool High Plains
Arthur County's 48.8°F average temperature falls below the national median. The county is notably dry, receiving only 20.6 inches of precipitation annually.
Drier Than the Nebraska Average
The county receives over 5 inches less moisture than the Nebraska state average of 25.9 inches. Its annual temperature of 48.8°F also tracks slightly cooler than the state average.
Intense Sun and Arid Air
Arthur faces 38 days of extreme heat, significantly more than the 17 days recorded in eastern Antelope County. Its 32.9 inches of snow is typical for the central Sandhills.
Vast Temperature Swings
Summers feature 38 days over 90°F, yet the winter average remains a chilly 27.1°F. This creates a volatile environment where residents manage both 32.9 inches of snow and summer heat.
Plan for Arid Extremes
Water conservation is vital during the dry summers where temperatures frequently spike. Ensure your HVAC system is rated for both the 38 heat days and the 25.8°F January nights.
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.