Cascade Idaho Climate Data

Monthly Average Climate Data for Cascade Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.0 °F32.1 °F2.98 in.
February14.2 °F37.4 °F2.29 in.
March20.5 °F44.8 °F2.72 in.
April26.7 °F52.8 °F2.06 in.
May34.0 °F62.8 °F2.16 in.
June39.6 °F71.1 °F1.68 in.
July45.2 °F82.8 °F0.47 in.
August43.3 °F82.5 °F0.46 in.
September35.8 °F72.9 °F0.84 in.
October27.9 °F58.1 °F1.8 in.
November20.9 °F41.6 °F2.79 in.
December13.1 °F31.5 °F3.6 in.
Annual27.8 °F55.9 °F23.85 in.

Climate Data for Cascade Idaho

Average First Frost DateAug. 21 - Aug. 31
Average Last Frost DateJun. 11 - Jun. 20
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer
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