Ronan Montana Climate Data

Monthly Average Climate Data for Ronan Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.6 °F34.3 °F1.29 in.
February20.9 °F37.9 °F1.05 in.
March26.4 °F47.6 °F1.13 in.
April32.5 °F55.6 °F1.67 in.
May39.5 °F65.2 °F2.06 in.
June46.0 °F71.9 °F2.73 in.
July51.1 °F83.3 °F0.93 in.
August49.9 °F83.0 °F0.84 in.
September42.8 °F71.8 °F1.3 in.
October33.9 °F56.2 °F1.49 in.
November26.3 °F41.8 °F1.3 in.
December20.8 °F33.7 °F1.23 in.
Annual34.2 °F56.9 °F17.02 in.

Climate Data for Ronan Montana

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
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 ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year