Saline County Climate
Saline County, Missouri
Avg Annual Temp
54.1°F
Annual Precip
42.2"
Annual Snowfall
10.2"
Extreme Heat Days
35.65
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Saline County Weather
Saline County mirrors the US climate average
The annual average temperature of 54.1°F is almost exactly in line with the national median. This reflects a balanced continental climate with four distinct and predictable seasons.
Positioned right at the Missouri state average
Saline County’s 54.1°F average is very close to the state mean of 54.9°F. Its 42.2 inches of annual precipitation is also within a few points of the 43.8-inch statewide average.
Consistent weather across the central plains
The county's climate data is nearly identical to Randolph County, which sits just to its northeast. Both regions deal with approximately 10 to 15 inches of snow and similar summer humidity levels.
Strong summer heat with moderate winter snow
The county sees 36 days above 90°F annually, typically concentrated in a hot July where averages hit 77.6°F. Winter brings a manageable 10.1 inches of snow and a January average of 27.9°F.
Prepare for significant seasonal transitions
The ten inches of annual snow requires basic winter gear, while the 36 heat days necessitate a reliable cooling system. Residents should plan for a wide range of outdoor activities given the temperate 54.1°F annual average.
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.