Amsterdam Montana Climate Data

Monthly Average Climate Data for Amsterdam Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.5 °F34.2 °F0.51 in.
February15.7 °F37.3 °F0.53 in.
March22.6 °F46.8 °F0.87 in.
April29.5 °F55.2 °F1.65 in.
May37.8 °F64.5 °F2.33 in.
June44.7 °F73.2 °F2.64 in.
July50.0 °F84.4 °F1.21 in.
August47.8 °F83.7 °F1.03 in.
September40.5 °F73.0 °F1.2 in.
October30.7 °F58.1 °F1.19 in.
November20.9 °F43.5 °F0.74 in.
December13.3 °F33.8 °F0.59 in.
Annual30.6 °F57.3 °F14.49 in.

Climate Data for Amsterdam 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