Climate of Ohio, USA
Area-weighted average across Ohio. For where people actually live and travel, see the cities below.
Ohio, a subdivision of United States of America, has a strongly continental climate on average. Area-weighted monthly temperatures across the whole territory range from -3.3°C / 26.1°F in January to 22.5°C / 72.5°F in July, with rainfall from 55 mm / 2.2 in to 102 mm / 4 in depending on the season (975 mm / 38.4 in total across the year). See the 5 cities listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | -3.3°C26.1°F | 58 mm2.3″ | Snowy |
| February | -1.7°C28.9°F | 55 mm2.2″ | Snowy |
| March | 3.7°C38.7°F | 80 mm3.1″ | — |
| April | 9.4°C48.9°F | 88 mm3.5″ | — |
| May | 15.3°C59.5°F | 100 mm3.9″ | — |
| June | 20.2°C68.4°F | 97 mm3.8″ | — |
| July | 22.5°C72.5°F | 102 mm4″ | — |
| August | 21.6°C70.9°F | 92 mm3.6″ | — |
| September | 18°C64.4°F | 81 mm3.2″ | — |
| October | 11.7°C53.1°F | 66 mm2.6″ | — |
| November | 5.7°C42.3°F | 81 mm3.2″ | — |
| December | 0°C32°F | 75 mm3″ | Snowy |
Frequently asked questions
What is the best time to visit Ohio?
Ohio, United States of America does not have a clear sunny-and-dry window by our cutoffs. The warmest month is July at 22.5°C / 72.5°F, and the driest is February at 55 mm / 2.2 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Ohio?
Ohio, United States of America has area-weighted monthly average temperatures ranging from -3.3°C / 26.1°F in January to 22.5°C / 72.5°F in July. Annual rainfall averages about 975 mm / 38.4 in, with the wettest month being July (102 mm / 4 in) and the driest February (55 mm / 2.2 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Ohio?
The hottest month in Ohio is July, with an area-wide average temperature of 22.5°C / 72.5°F.
What is the coldest month in Ohio?
The coldest month in Ohio is January, with an area-wide average temperature of -3.3°C / 26.1°F.
When does it rain most in Ohio?
The wettest month in Ohio is July, averaging about 102 mm / 4 in of rainfall. The driest is February with about 55 mm / 2.2 in.