Average annual temperatures for Ohio (11°C/52°F) are slightly below the average for United States (13°C/55°F).
Average annual rainfall for Ohio (1,245mm/49 inches) is significantly above the average for United States (1,039mm/41 inches).
July is the hottest or warmest month in Ohio, with an average maximum temperate of 29°C/84°F.
January is the coolest or coldest month in Ohio, with an average minimum temperate of -7°C/19°F.
June is the wettest or most rainy month in Ohio, with an average rainfall of 132mm/5 inches.
January is the driest or least rainy month in Ohio, with an average rainfall of 77mm/3 inches.
Cincinnati is the hottest or warmest place in Ohio, with an average maximum temperate of 13°C/55°F.
Cleveland is the coldest place in Ohio, with an average maximum temperate of 9°C/48°F.
Cleveland is the most rainy or wettest place in Ohio, with an average annual rainfall of 1,507mm/59 inches.
Akron is the least rainy or driest place in Ohio, with an average annual rainfall of 1,056mm/42 inches.
| Place | Min Temp | Max Temp | Avg Temp | Rainfall |
|---|---|---|---|---|
| Akron | 5 | 16 | 10 | 1,056 |
| Canton | 5 | 16 | 10 | 1,056 |
| Cincinnati | 7 | 19 | 13 | 1,254 |
| Cleveland | 4 | 15 | 9 | 1,507 |
| Columbus | 7 | 18 | 12 | 1,247 |
| Dayton | 7 | 17 | 12 | 1,177 |
| Elyria | 7 | 16 | 11 | 1,284 |
| Hamilton | 7 | 19 | 13 | 1,254 |
| Kettering | 7 | 17 | 12 | 1,177 |
| Lakewood | 7 | 16 | 11 | 1,284 |
| Lorain | 7 | 16 | 11 | 1,284 |
| Parma | 7 | 16 | 11 | 1,284 |
| Springfield | 7 | 17 | 12 | 1,177 |
| Toledo | 6 | 16 | 11 | 1,086 |
| Youngstown | 5 | 16 | 10 | 1,284 |