Dunkirk Indiana Climate Data

Monthly Average Climate Data for Dunkirk Indiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.1 °F33.7 °F2.76 in.
February20.7 °F37.8 °F2.33 in.
March29.4 °F48.4 °F3.21 in.
April39.9 °F61.4 °F4.0 in.
May51.0 °F72.2 °F4.35 in.
June60.7 °F80.8 °F4.56 in.
July63.2 °F83.8 °F4.22 in.
August61.1 °F82.3 °F3.87 in.
September53.7 °F77.1 °F3.28 in.
October42.9 °F64.8 °F2.94 in.
November32.7 °F50.6 °F3.22 in.
December24.3 °F38.7 °F2.7 in.
Annual41.5 °F61 °F41.44 in.

Climate Data for Dunkirk Indiana

Average First Frost DateOct. 11 - Oct. 20
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 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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