Porter Indiana Climate Data

Monthly Average Climate Data for Porter Indiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.3 °F32.3 °F2.4 in.
February20.7 °F35.9 °F2.22 in.
March29.3 °F46.0 °F2.27 in.
April39.2 °F58.2 °F3.58 in.
May49.5 °F69.3 °F4.17 in.
June59.3 °F78.4 °F4.36 in.
July64.5 °F82.5 °F4.18 in.
August63.5 °F81.0 °F4.04 in.
September56.5 °F75.3 °F3.67 in.
October44.6 °F63.3 °F4.0 in.
November34.2 °F49.4 °F2.75 in.
December24.4 °F37.6 °F2.22 in.
Annual42 °F59.1 °F39.86 in.

Climate Data for Porter Indiana

Average First Frost DateOct. 21 - Oct. 31
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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