Milwaukie Oregon Climate Data

Monthly Average Climate Data for Milwaukie Oregon

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January2.6 °C8.4 °C166.12 mm
February2.9 °C10.6 °C110.74 mm
March4.2 °C13.3 °C118.87 mm
April6.2 °C16.3 °C92.46 mm
May9.1 °C20.3 °C63.25 mm
June11.5 °C23.1 °C43.18 mm
July13.7 °C27.3 °C11.43 mm
August13.8 °C27.7 °C15.24 mm
September11.5 °C24.4 °C39.88 mm
October7.9 °C17.9 °C97.54 mm
November4.9 °C11.7 °C160.27 mm
December2.4 °C8.1 °C178.56 mm
Annual7.6 °C17.4 °C1097.54 mm

Climate Data for Milwaukie Oregon

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost30-40 Days
Plant Hardiness Zone - 2023Zone 9a : -6.7°C to -3.9°C
Plant Hardiness Zone - 2012Zone 8b : -9.4°C to -6.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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