John Day Oregon Climate Data

Monthly Average Climate Data for John Day Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.1 °F42.2 °F1.01 in.
February24.4 °F46.5 °F0.68 in.
March28.2 °F53.2 °F1.25 in.
April32.1 °F59.3 °F1.49 in.
May38.5 °F68.3 °F1.92 in.
June44.1 °F76.5 °F1.34 in.
July49.0 °F88.7 °F0.48 in.
August47.4 °F88.2 °F0.48 in.
September40.5 °F79.2 °F0.47 in.
October32.8 °F64.5 °F1.11 in.
November27.2 °F49.4 °F1.21 in.
December22.2 °F40.5 °F1.14 in.
Annual34.1 °F63 °F12.58 in.

Climate Data for John Day Oregon

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate