Dayton Idaho Climate Data

Monthly Average Climate Data for Dayton Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.3 °F32.3 °F1.87 in.
February17.7 °F37.0 °F1.38 in.
March26.4 °F48.5 °F1.58 in.
April32.1 °F57.4 °F1.82 in.
May39.2 °F66.8 °F2.27 in.
June45.5 °F77.5 °F1.15 in.
July52.8 °F88.1 °F0.64 in.
August51.3 °F86.8 °F0.88 in.
September43.0 °F76.6 °F1.38 in.
October33.0 °F61.6 °F1.67 in.
November23.6 °F45.9 °F1.15 in.
December15.9 °F33.7 °F1.2 in.
Annual32.9 °F59.4 °F16.99 in.

Climate Data for Dayton 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 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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