Churchill Montana Climate Data

Monthly Average Climate Data for Churchill Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.9 °F34.4 °F0.52 in.
February15.9 °F37.3 °F0.53 in.
March22.7 °F46.6 °F0.89 in.
April29.5 °F54.8 °F1.71 in.
May37.7 °F64.1 °F2.36 in.
June44.5 °F72.8 °F2.66 in.
July50.0 °F84.0 °F1.21 in.
August48.0 °F83.3 °F1.05 in.
September40.7 °F72.6 °F1.21 in.
October31.0 °F57.8 °F1.23 in.
November21.3 °F43.4 °F0.76 in.
December13.6 °F33.9 °F0.6 in.
Annual30.7 °F57.1 °F14.73 in.

Climate Data for Churchill Montana

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 11 - Jun. 20
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year