Marengo Ohio Climate Data

Monthly Average Climate Data for Marengo Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.1 °F33.9 °F3.18 in.
February19.9 °F36.9 °F2.36 in.
March28.1 °F47.2 °F3.2 in.
April38.7 °F61.0 °F4.0 in.
May49.6 °F71.4 °F4.36 in.
June58.9 °F79.6 °F4.66 in.
July62.0 °F83.0 °F4.32 in.
August60.0 °F81.5 °F3.59 in.
September52.9 °F75.6 °F3.37 in.
October41.5 °F63.3 °F2.87 in.
November31.9 °F49.9 °F3.04 in.
December24.0 °F38.6 °F3.03 in.
Annual40.5 °F60.2 °F41.98 in.

Climate Data for Marengo Ohio

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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