Jette Montana Climate Data

Monthly Average Climate Data for Jette Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.0 °F33.9 °F1.16 in.
February21.5 °F37.6 °F0.77 in.
March26.8 °F47.1 °F1.13 in.
April32.8 °F56.2 °F1.6 in.
May40.1 °F65.6 °F1.94 in.
June46.7 °F72.1 °F2.41 in.
July51.9 °F83.4 °F0.93 in.
August50.8 °F83.3 °F0.75 in.
September43.6 °F72.2 °F1.22 in.
October34.4 °F56.2 °F1.62 in.
November27.0 °F41.8 °F1.28 in.
December21.5 °F33.7 °F1.28 in.
Annual34.8 °F56.9 °F16.09 in.

Climate Data for Jette Montana

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year