Irrigon Oregon Climate Data

Monthly Average Climate Data for Irrigon Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January28.6 °F41.9 °F1.15 in.
February29.1 °F48.2 °F0.82 in.
March33.5 °F57.5 °F0.74 in.
April39.4 °F65.6 °F0.64 in.
May47.0 °F74.8 °F0.81 in.
June53.1 °F81.5 °F0.56 in.
July58.7 °F91.1 °F0.14 in.
August57.6 °F90.2 °F0.19 in.
September49.2 °F80.7 °F0.33 in.
October39.9 °F66.1 °F0.72 in.
November33.0 °F50.7 °F0.99 in.
December28.8 °F41.5 °F1.18 in.
Annual41.5 °F65.8 °F8.27 in.

Climate Data for Irrigon Oregon

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate