Cedar Mill Oregon Climate Data

Monthly Average Climate Data for Cedar Mill Oregon

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January2.2 °C8.4 °C151.89 mm
February2.2 °C10.5 °C113.54 mm
March3.6 °C13.2 °C117.09 mm
April5.2 °C16.3 °C84.33 mm
May8.3 °C20.2 °C64.77 mm
June10.5 °C22.9 °C43.18 mm
July12.7 °C27.3 °C10.67 mm
August12.8 °C27.6 °C13.72 mm
September10.4 °C24.3 °C38.61 mm
October6.9 °C17.6 °C94.74 mm
November4 °C11.4 °C155.7 mm
December1.8 °C7.8 °C181.61 mm
Annual6.7 °C17.3 °C1069.85 mm

Climate Data for Cedar Mill Oregon

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost30-40 Days
Plant Hardiness Zone - 2023Zone 8b : -9.4°C to -6.7°C
Plant Hardiness Zone - 2012Zone 8b : -9.4°C to -6.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
2024 plantmaps.com