Lolo Montana Climate Data

Monthly Average Climate Data for Lolo Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.6 °F35.0 °F0.99 in.
February20.4 °F39.9 °F1.06 in.
March26.0 °F49.9 °F0.86 in.
April31.8 °F58.1 °F1.29 in.
May38.8 °F67.7 °F1.73 in.
June45.3 °F74.9 °F1.76 in.
July49.8 °F86.6 °F0.74 in.
August48.2 °F85.6 °F0.75 in.
September40.9 °F74.6 °F0.88 in.
October32.5 °F58.7 °F1.16 in.
November24.8 °F42.9 °F1.36 in.
December18.7 °F33.9 °F1.14 in.
Annual33 °F59 °F13.72 in.

Climate Data for Lolo 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