Chillicothe Ohio Climate Data

Monthly Average Climate Data for Chillicothe Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.9 °F38.8 °F3.03 in.
February23.7 °F42.1 °F2.86 in.
March31.1 °F52.1 °F3.69 in.
April41.3 °F65.1 °F3.98 in.
May52.1 °F74.6 °F4.4 in.
June60.7 °F82.8 °F4.34 in.
July64.1 °F85.4 °F3.93 in.
August61.8 °F84.7 °F3.25 in.
September54.3 °F79.1 °F3.09 in.
October42.9 °F67.0 °F2.89 in.
November33.0 °F53.9 °F2.85 in.
December27.2 °F43.2 °F3.23 in.
Annual42.8 °F64.1 °F41.54 in.

Climate Data for Chillicothe Ohio

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation