Kalispell Montana Climate Data

Monthly Average Climate Data for Kalispell Montana

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.8 °C-0.1 °C30.73 mm
February-7.3 °C2.2 °C21.59 mm
March-3.9 °C7.1 °C26.42 mm
April-0.4 °C12.8 °C32.26 mm
May3.9 °C18.4 °C44.96 mm
June7.4 °C21.8 °C63.75 mm
July9.7 °C27.9 °C28.96 mm
August8.7 °C27.9 °C23.62 mm
September4.7 °C21.7 °C30.23 mm
October-0.2 °C13 °C33.78 mm
November-3.7 °C4.7 °C31.5 mm
December-7.2 °C-0.2 °C29.97 mm
Annual0.3 °C13.1 °C397.77 mm

Climate Data for Kalispell Montana

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 11 - Jun. 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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