Flat Rock Ohio Climate Data

Monthly Average Climate Data for Flat Rock Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.4 °F33.4 °F2.68 in.
February19.8 °F36.2 °F2.2 in.
March27.9 °F46.1 °F2.8 in.
April38.2 °F59.5 °F3.96 in.
May49.7 °F70.9 °F4.07 in.
June59.3 °F79.9 °F4.27 in.
July62.6 °F83.6 °F4.21 in.
August60.7 °F81.8 °F3.57 in.
September53.5 °F75.9 °F3.74 in.
October42.5 °F63.5 °F3.06 in.
November32.9 °F49.7 °F2.86 in.
December24.4 °F38.4 °F2.94 in.
Annual40.8 °F59.9 °F40.36 in.

Climate Data for Flat Rock Ohio

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
2024 plantmaps.com