Marysville Montana Climate Data

Monthly Average Climate Data for Marysville Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.2 °F31.5 °F1.15 in.
February13.1 °F34.0 °F1.15 in.
March20.0 °F41.9 °F1.32 in.
April26.5 °F49.7 °F2.15 in.
May33.1 °F58.6 °F3.27 in.
June41.2 °F67.0 °F3.2 in.
July47.5 °F78.4 °F1.3 in.
August46.2 °F77.8 °F1.22 in.
September36.7 °F66.8 °F1.62 in.
October30.1 °F51.4 °F1.57 in.
November18.8 °F37.6 °F1.34 in.
December13.8 °F30.6 °F1.7 in.
Annual28.4 °F52.1 °F20.99 in.

Climate Data for Marysville Montana

Average First Frost DateAug. 21 - Aug. 31
Average Last Frost DateJul. 1 - Jul. 10
Average Days With FrostOver 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 ClassificationBSk - Cold Semi-Arid Climate