Fort Defiance Arizona Climate Data

Monthly Average Climate Data for Fort Defiance Arizona

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.5 °F44.3 °F0.67 in.
February20.5 °F47.9 °F0.62 in.
March24.6 °F55.5 °F0.7 in.
April30.8 °F63.0 °F0.5 in.
May38.8 °F72.0 °F0.59 in.
June47.6 °F83.6 °F0.32 in.
July55.2 °F86.5 °F1.65 in.
August54.0 °F83.5 °F2.05 in.
September46.3 °F77.7 °F1.5 in.
October33.7 °F67.1 °F0.95 in.
November23.7 °F54.4 °F0.8 in.
December17.0 °F44.6 °F0.81 in.
Annual34.1 °F65 °F11.16 in.

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 : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate