Weather in Ohio

Average Annual Temperature: 49°F in the northeast to 55°F in the south
Average Warmest Month: July, 84°F - 86°F in the west - 80°F - 82°F in the northeast
Average Coldest Month: January, 30°F in the south to 25°F in the north
Average Annual Freeze-free Period: 160 days in the north to 180 days in the south
Average Annual Precipitation: 32 inches to 42 inches across the state
Driest Months: October, January and February, just over 2 inches of precipitation
Wettest Months: April through July, just over 4 inches of precipitation
Highest Recorded Temperature: 113°F, July 21, 1934
Lowest Recorded Temperature: -39°F, January 22, 1994