Warm River Idaho Climate Data

Monthly Average Climate Data for Warm River Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.0 °F28.5 °F2.33 in.
February13.0 °F32.7 °F1.85 in.
March21.0 °F42.7 °F1.9 in.
April28.3 °F53.0 °F2.07 in.
May36.4 °F63.4 °F2.5 in.
June42.4 °F71.9 °F1.89 in.
July47.4 °F82.0 °F0.79 in.
August45.5 °F81.7 °F0.95 in.
September38.6 °F71.6 °F1.39 in.
October29.4 °F56.4 °F1.84 in.
November20.0 °F40.4 °F1.91 in.
December11.6 °F29.2 °F2.48 in.
Annual28.6 °F54.5 °F21.9 in.

Climate Data for Warm River Idaho

Average First Frost DateSep.1 - Sep. 10
Average Last Frost DateJun. 1 - Jun. 10
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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