Milwaukie Oregon Climate Data

Monthly Average Climate Data for Milwaukie Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January36.6 °F47.2 °F6.54 in.
February37.2 °F51.0 °F4.36 in.
March39.5 °F56.0 °F4.68 in.
April43.1 °F61.4 °F3.64 in.
May48.4 °F68.6 °F2.49 in.
June52.7 °F73.5 °F1.7 in.
July56.7 °F81.1 °F0.45 in.
August56.8 °F81.8 °F0.6 in.
September52.7 °F76.0 °F1.57 in.
October46.3 °F64.3 °F3.84 in.
November40.8 °F53.1 °F6.31 in.
December36.4 °F46.6 °F7.03 in.
Annual45.6 °F63.4 °F43.21 in.

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 : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate