Dayton Idaho Climate Data

Monthly Average Climate Data for Dayton Idaho

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.8 °C0.2 °C47.5 mm
February-7.9 °C2.8 °C35.05 mm
March-3.1 °C9.2 °C40.13 mm
April0.1 °C14.1 °C46.23 mm
May4 °C19.3 °C57.66 mm
June7.5 °C25.3 °C29.21 mm
July11.6 °C31.2 °C16.26 mm
August10.7 °C30.4 °C22.35 mm
September6.1 °C24.8 °C35.05 mm
October0.6 °C16.4 °C42.42 mm
November-4.7 °C7.7 °C29.21 mm
December-8.9 °C0.9 °C30.48 mm
Annual0.5 °C15.2 °C431.55 mm

Climate Data for Dayton Idaho

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2024 plantmaps.com