Climate change in Portage County, Ohio
Since 1979, Portage County, Ohio has warmed 3.6°F, with 4 more days above 90°F, 2 more nights above 70°F and 8% more precipitation a year. Its climate in 1996–2025 is most like Lebanon County, PA's was in 1951–1980.
- Average temperature: +3.6°F
- Summer highs (Jun–Aug): +2.8°F
- Winter lows (Dec–Feb): +4.5°F
- Precipitation: +8%
- Wettest day of the year: −20%
- Longest dry spell: −0 days
- Days above 90°F: +4 days
- Nights above 70°F: +2 days
- Freezing nights: −16 days
- Frost-free season: +11 days
- Muggy days: +4 days
- Summer heat index (Jun–Aug): +3.7°F
- Extreme fire-weather days: +17 days
- Snowfall: −16%
- Snowy days (1 inch or more): +3 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.