Bigfork Montana Climate Data

Monthly Average Climate Data for Bigfork Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.5 °F32.0 °F2.19 in.
February19.1 °F35.9 °F1.52 in.
March24.9 °F44.8 °F1.62 in.
April31.3 °F54.1 °F2.22 in.
May38.9 °F64.2 °F2.31 in.
June45.2 °F70.3 °F3.92 in.
July49.4 °F81.4 °F1.39 in.
August47.7 °F81.1 °F1.05 in.
September40.5 °F70.1 °F1.78 in.
October32.0 °F54.8 °F2.21 in.
November25.7 °F40.4 °F2.19 in.
December19.7 °F31.9 °F2.1 in.
Annual32.7 °F55.1 °F24.5 in.

Climate Data for Bigfork Montana

Average First Frost DateSep. 21 - Sep. 30
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