Hamilton Indiana Climate Data

Monthly Average Climate Data for Hamilton Indiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.8 °F32.0 °F2.41 in.
February18.5 °F35.6 °F2.09 in.
March26.8 °F46.5 °F2.49 in.
April37.1 °F59.9 °F3.63 in.
May48.7 °F71.3 °F4.31 in.
June58.5 °F80.3 °F3.89 in.
July61.6 °F83.8 °F3.76 in.
August59.6 °F81.8 °F3.94 in.
September52.1 °F76.0 °F3.23 in.
October41.3 °F63.2 °F2.93 in.
November31.3 °F48.7 °F3.0 in.
December22.6 °F36.8 °F2.43 in.
Annual39.6 °F59.7 °F38.11 in.

Climate Data for Hamilton Indiana

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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