Climate change in Morrow County, Ohio
Since 1979, Morrow County, Ohio has warmed 2.8°F, with 1 fewer days above 90°F, 2 more nights above 70°F and 6% more precipitation a year. Its climate in 1996–2025 is most like York County, PA's was in 1951–1980.
- Average temperature: +2.8°F
- Summer highs (Jun–Aug): +1.2°F
- Winter lows (Dec–Feb): +4.1°F
- Precipitation: +6%
- Wettest day of the year: −15%
- Longest dry spell: −1 days
- Days above 90°F: −1 days
- Nights above 70°F: +2 days
- Freezing nights: −16 days
- Frost-free season: +20 days
- Muggy days: +3 days
- Summer heat index (Jun–Aug): +1.1°F
- Extreme fire-weather days: +16 days
- Snowfall: −21%
- Snowy days (1 inch or more): −2 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.