Logan County Climate
Logan County, Ohio
Avg Annual Temp
51.3°F
Annual Precip
42.1"
Annual Snowfall
—
Extreme Heat Days
16.2
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Logan County Weather
Cooler Midwestern Continental Zone
Logan County averages 51.3°F annually, making it slightly cooler than the national median. This climate features distinct seasonal shifts typical of the inland Ohio plateau.
Just Below State Averages
The county's 51.3°F average is slightly cooler than the 51.5°F state average. It experiences more frequent extreme heat than Lake County despite having the same annual average.
Slightly Drier Than Madison
Logan County receives 42.1 inches of precipitation, nearly identical to the state average. This is slightly less than the 42.3 inches seen in neighboring Madison County.
Sharp Summer Heat Peaks
Despite its northern lean, Logan County sees 16 days of 90°F weather each year. Winters are cold with a 29.4°F average, though specific annual snowfall totals are not currently recorded.
Manage Summer Humidity Spikes
With 16 extreme heat days, residents should ensure air conditioning units are serviced by late May. Outdoor planning should account for the 42.1 inches of rain distributed throughout the year.
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.