Twin Bridges Montana Climate Data

Monthly Average Climate Data for Twin Bridges Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.4 °F35.7 °F0.24 in.
February15.5 °F39.3 °F0.22 in.
March22.3 °F48.5 °F0.36 in.
April28.6 °F56.9 °F0.89 in.
May36.5 °F66.2 °F1.68 in.
June43.2 °F74.5 °F2.16 in.
July47.1 °F84.7 °F0.92 in.
August44.9 °F83.8 °F0.75 in.
September37.9 °F74.0 °F0.87 in.
October29.1 °F60.1 °F0.78 in.
November20.4 °F44.7 °F0.31 in.
December12.8 °F34.6 °F0.29 in.
Annual29.3 °F58.6 °F9.47 in.

Climate Data for Twin Bridges Montana

Average First Frost DateAug. 21 - Aug. 31
Average Last Frost DateJun. 21 - Jun. 30
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 ConditionsSevere Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year