Cromwell Indiana Climate Data

Monthly Average Climate Data for Cromwell Indiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.3 °F31.6 °F2.44 in.
February19.4 °F35.4 °F2.1 in.
March27.6 °F46.7 °F2.23 in.
April38.5 °F59.7 °F3.62 in.
May49.8 °F70.5 °F4.38 in.
June59.3 °F79.6 °F4.22 in.
July62.6 °F82.9 °F3.82 in.
August60.7 °F80.9 °F3.97 in.
September53.5 °F75.3 °F3.09 in.
October42.5 °F62.9 °F3.15 in.
November32.3 °F48.7 °F2.97 in.
December23.3 °F36.5 °F2.23 in.
Annual40.6 °F59.2 °F38.22 in.

Climate Data for Cromwell Indiana

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 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation