Monarch Montana Climate Data

Monthly Average Climate Data for Monarch Montana

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.3 °C2.2 °C27.94 mm
February-10.1 °C2.9 °C21.34 mm
March-6.8 °C7.2 °C30.73 mm
April-2.8 °C11.9 °C62.99 mm
May1.4 °C16.9 °C78.49 mm
June5.7 °C21.3 °C90.42 mm
July8.3 °C27.6 °C48.77 mm
August7.5 °C27.4 °C45.97 mm
September3.7 °C21.5 °C46.74 mm
October-1.1 °C13.6 °C41.66 mm
November-6.2 °C6.3 °C25.4 mm
December-10.1 °C2.1 °C24.89 mm
Annual-1.7 °C13.4 °C545.34 mm

Climate Data for Monarch 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 4b : -31.7°C to -28.9°C
Plant Hardiness Zone - 2012Zone 4a : -34.4°C to -31.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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