Libby Montana Climate Data

Monthly Average Climate Data for Libby Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.4 °F33.3 °F1.76 in.
February22.1 °F39.5 °F1.21 in.
March26.6 °F49.4 °F1.77 in.
April31.6 °F59.6 °F1.01 in.
May38.9 °F69.8 °F1.35 in.
June45.8 °F76.5 °F1.65 in.
July49.4 °F87.2 °F0.85 in.
August48.1 °F86.9 °F0.67 in.
September41.4 °F74.8 °F0.93 in.
October34.2 °F56.9 °F1.6 in.
November28.2 °F40.3 °F2.23 in.
December22.5 °F32.4 °F2.28 in.
Annual34.2 °F58.9 °F17.31 in.

Climate Data for Libby Montana

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 11 - May 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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