Clinton Montana Climate Data

Monthly Average Climate Data for Clinton Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January15.0 °F32.1 °F1.25 in.
February17.0 °F37.2 °F1.33 in.
March23.0 °F47.0 °F1.54 in.
April29.2 °F55.6 °F1.6 in.
May36.2 °F65.1 °F2.14 in.
June42.9 °F72.6 °F2.7 in.
July47.1 °F84.8 °F1.08 in.
August45.7 °F84.2 °F1.13 in.
September38.3 °F72.8 °F1.45 in.
October30.0 °F56.2 °F1.66 in.
November21.8 °F40.5 °F1.98 in.
December14.9 °F30.8 °F1.43 in.
Annual30.1 °F56.6 °F19.29 in.

Climate Data for Clinton Montana

Average First Frost DateAug. 21 - Aug. 31
Average Last Frost DateJun. 11 - Jun. 20
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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