Ohio · county areal climate 1951–2025
Marion County, OH
A 51.7°F / 37.8" normal · 2025 ran -0.1°F vs normal.
2026 so far · through Jul 9: This area is running
+1.1°F (49.0°F) vs the 1996–2025 to-date normal — the
11th warmest start of 76 years. Precipitation
104% of normal.
U.S. year-to-date → Normal (1996–2025)
51.7°F
annual mean · 37.8" precipitation
2025 vs Normal
-0.1°F
51.6°F · 32.0" (85% of normal)
Warmest Year
55.0°F
2024 · coldest 47.8°F (1978)
Wettest Year
53.5in
2011 · driest 23.7" (1963)
Hottest Day
102.1°F
Jun 26 · 1988
Coldest Day
-23.1°F
Jan 19 · 1994
Biggest Rain Day
3.61in
Aug 21 · 2007
Record
1951–2025
75 complete years · NOAA nClimGrid
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025
Areal
nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the
station records.