Broadus Montana Climate Data

Monthly Average Climate Data for Broadus Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.3 °F34.5 °F0.36 in.
February13.9 °F38.3 °F0.54 in.
March22.3 °F49.1 °F0.91 in.
April31.8 °F59.7 °F1.76 in.
May41.3 °F68.7 °F2.78 in.
June50.8 °F79.4 °F2.49 in.
July57.3 °F89.3 °F1.83 in.
August55.2 °F88.5 °F1.2 in.
September44.6 °F77.9 °F1.19 in.
October32.8 °F62.1 °F1.12 in.
November21.2 °F46.7 °F0.46 in.
December11.9 °F35.9 °F0.44 in.
Annual32.8 °F60.8 °F15.08 in.

Climate Data for Broadus 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 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4a : -30°F to -25°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year