Fort Defiance Arizona Climate Data

Monthly Average Climate Data for Fort Defiance Arizona

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.6 °C6.8 °C17.02 mm
February-6.4 °C8.8 °C15.75 mm
March-4.1 °C13.1 °C17.78 mm
April-0.7 °C17.2 °C12.7 mm
May3.8 °C22.2 °C14.99 mm
June8.7 °C28.7 °C8.13 mm
July12.9 °C30.3 °C41.91 mm
August12.2 °C28.6 °C52.07 mm
September7.9 °C25.4 °C38.1 mm
October0.9 °C19.5 °C24.13 mm
November-4.6 °C12.4 °C20.32 mm
December-8.3 °C7 °C20.57 mm
Annual1.1 °C18.3 °C283.47 mm

Climate Data for Fort Defiance Arizona

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 21 - Jun. 30
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate