Salmon Idaho Climate Data

Monthly Average Climate Data for Salmon Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.0 °F30.7 °F0.55 in.
February17.2 °F37.3 °F0.41 in.
March25.8 °F49.9 °F0.55 in.
April31.7 °F59.0 °F0.74 in.
May39.1 °F68.3 °F1.34 in.
June45.5 °F76.2 °F1.43 in.
July51.0 °F87.3 °F0.68 in.
August48.8 °F85.8 °F0.59 in.
September41.1 °F75.5 °F0.78 in.
October31.8 °F59.2 °F0.88 in.
November23.0 °F42.0 °F0.64 in.
December14.4 °F30.4 °F0.73 in.
Annual32 °F58.5 °F9.32 in.

Climate Data for Salmon Idaho

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsExtreme Drought
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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