Carter Montana Climate Data

Monthly Average Climate Data for Carter Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.1 °F33.9 °F0.46 in.
February13.8 °F37.1 °F0.41 in.
March21.4 °F46.2 °F0.52 in.
April30.8 °F57.0 °F1.46 in.
May40.0 °F66.1 °F2.1 in.
June47.9 °F74.3 °F2.69 in.
July53.4 °F85.0 °F1.19 in.
August51.8 °F84.5 °F1.18 in.
September43.5 °F73.6 °F1.18 in.
October32.5 °F59.1 °F0.99 in.
November22.6 °F44.9 °F0.57 in.
December14.3 °F35.4 °F0.42 in.
Annual32 °F58.1 °F13.17 in.

Climate Data for Carter 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 4a : -30°F to -25°F
Plant Hardiness Zone - 2012Zone 4a : -30°F to -25°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate