Hardin Montana Climate Data

Monthly Average Climate Data for Hardin Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.0 °F36.0 °F0.46 in.
February15.1 °F40.3 °F0.43 in.
March23.9 °F51.2 °F0.67 in.
April32.8 °F61.8 °F1.56 in.
May42.3 °F70.9 °F2.44 in.
June51.1 °F80.9 °F1.88 in.
July56.9 °F90.4 °F1.32 in.
August54.6 °F89.3 °F0.77 in.
September45.3 °F79.1 °F1.28 in.
October33.5 °F63.7 °F1.3 in.
November22.8 °F48.2 °F0.54 in.
December13.7 °F37.3 °F0.49 in.
Annual33.7 °F62.4 °F13.14 in.

Climate Data for Hardin Montana

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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