Troy Montana Climate Data

Monthly Average Climate Data for Troy Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.2 °F34.7 °F2.72 in.
February23.7 °F40.2 °F1.85 in.
March28.2 °F49.9 °F2.16 in.
April33.4 °F59.6 °F1.74 in.
May40.7 °F69.9 °F1.87 in.
June47.0 °F76.0 °F2.17 in.
July50.7 °F86.8 °F0.63 in.
August49.3 °F86.7 °F0.72 in.
September42.7 °F75.2 °F1.06 in.
October35.2 °F57.4 °F2.14 in.
November29.5 °F42.4 °F3.33 in.
December23.8 °F34.1 °F2.64 in.
Annual35.6 °F59.4 °F23.03 in.

Climate Data for Troy Montana

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer