Hammond Indiana Climate Data

Monthly Average Climate Data for Hammond Indiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.1 °F32.7 °F2.25 in.
February20.7 °F36.4 °F2.16 in.
March29.6 °F46.8 °F2.37 in.
April39.6 °F59.1 °F3.76 in.
May50.3 °F69.8 °F4.3 in.
June60.4 °F79.6 °F4.68 in.
July65.2 °F83.7 °F4.27 in.
August63.7 °F82.1 °F4.13 in.
September56.1 °F76.2 °F3.32 in.
October44.3 °F63.4 °F3.64 in.
November33.6 °F49.7 °F2.87 in.
December23.6 °F37.7 °F2.35 in.
Annual42.1 °F59.8 °F40.1 in.

Climate Data for Hammond Indiana

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 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 ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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