Cortland Ohio Climate Data

Monthly Average Climate Data for Cortland Ohio

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.0 °F34.3 °F2.98 in.
February18.7 °F37.1 °F2.28 in.
March26.4 °F46.4 °F3.1 in.
April36.8 °F59.8 °F3.83 in.
May47.2 °F70.6 °F3.98 in.
June56.1 °F78.8 °F4.25 in.
July60.1 °F82.7 °F4.53 in.
August58.3 °F81.2 °F3.52 in.
September51.7 °F74.7 °F4.05 in.
October40.9 °F62.4 °F3.47 in.
November32.2 °F50.0 °F3.01 in.
December24.4 °F39.1 °F3.05 in.
Annual39.2 °F59.8 °F42.05 in.

Climate Data for Cortland Ohio

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 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 ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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