Pioneer Junction Montana Climate Data

Monthly Average Climate Data for Pioneer Junction Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.2 °F33.1 °F1.87 in.
February20.6 °F39.3 °F1.26 in.
March25.6 °F48.7 °F1.78 in.
April30.8 °F58.4 °F1.08 in.
May38.1 °F68.6 °F1.53 in.
June44.7 °F75.2 °F1.81 in.
July48.4 °F85.9 °F0.87 in.
August47.1 °F86.0 °F0.69 in.
September40.2 °F74.2 °F0.99 in.
October33.0 °F56.5 °F1.68 in.
November27.0 °F40.3 °F2.3 in.
December21.1 °F32.1 °F2.23 in.
Annual33.1 °F58.2 °F18.09 in.

Climate Data for Pioneer Junction 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 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year