Stevensville Montana Climate Data

Monthly Average Climate Data for Stevensville Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.4 °F35.8 °F0.92 in.
February20.4 °F40.9 °F0.83 in.
March25.7 °F50.6 °F0.79 in.
April31.0 °F59.0 °F0.92 in.
May37.8 °F68.3 °F1.48 in.
June44.4 °F75.8 °F1.63 in.
July48.7 °F87.5 °F0.74 in.
August47.0 °F86.0 °F0.81 in.
September40.0 °F75.2 °F0.85 in.
October31.4 °F59.6 °F1.05 in.
November23.9 °F43.5 °F1.15 in.
December18.3 °F34.2 °F1.15 in.
Annual32.3 °F59.7 °F12.32 in.

Climate Data for Stevensville Montana

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year