West Yellowstone Montana Climate Data

Monthly Average Climate Data for West Yellowstone Montana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January2.9 °F25.5 °F2.51 in.
February3.7 °F30.0 °F2.15 in.
March11.3 °F39.3 °F2.14 in.
April20.5 °F47.2 °F2.23 in.
May29.1 °F58.0 °F2.5 in.
June35.1 °F67.4 °F2.25 in.
July39.5 °F78.5 °F1.32 in.
August37.3 °F77.8 °F1.03 in.
September30.7 °F66.8 °F1.31 in.
October23.1 °F50.6 °F1.72 in.
November12.7 °F34.8 °F2.32 in.
December3.4 °F24.5 °F2.78 in.
Annual20.8 °F50 °F24.26 in.

Climate Data for West Yellowstone Montana

Average First Frost DateAug. 1 - Aug. 10
Average Last Frost DateJul. 1 - Jul. 10
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 3b : -35°F to -30°F
Plant Hardiness Zone - 2012Zone 3b : -35°F to -30°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfc - Subarctic With Cool Summers And Year Around Rainfall
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