Nashua Montana Climate Data

Monthly Average Climate Data for Nashua Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January3.5 °F25.2 °F0.34 in.
February7.8 °F30.9 °F0.34 in.
March19.7 °F43.9 °F0.55 in.
April31.0 °F58.9 °F0.94 in.
May41.9 °F69.4 °F2.22 in.
June51.5 °F78.1 °F3.01 in.
July57.0 °F87.1 °F1.94 in.
August55.2 °F87.0 °F1.46 in.
September45.0 °F75.5 °F0.99 in.
October32.5 °F59.1 °F0.96 in.
November19.0 °F42.4 °F0.55 in.
December8.0 °F28.9 °F0.51 in.
Annual31 °F57.2 °F13.81 in.

Climate Data for Nashua Montana

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
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