Aloha Oregon Climate Data

Monthly Average Climate Data for Aloha Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.8 °F47.2 °F5.85 in.
February35.8 °F51.0 °F4.26 in.
March38.3 °F55.9 °F4.27 in.
April41.3 °F61.2 °F3.12 in.
May46.9 °F68.3 °F2.35 in.
June51.0 °F73.3 °F1.65 in.
July55.0 °F81.2 °F0.4 in.
August55.0 °F81.9 °F0.5 in.
September50.6 °F76.0 °F1.46 in.
October44.3 °F63.8 °F3.43 in.
November39.1 °F52.7 °F5.95 in.
December35.3 °F46.2 °F7.03 in.
Annual44 °F63.2 °F40.27 in.

Climate Data for Aloha Oregon

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost40-50 Days
Plant Hardiness Zone - 2023Zone 8b : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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