Beaverton Oregon Climate Data

Monthly Average Climate Data for Beaverton Oregon

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January2.2 °C8.5 °C151.89 mm
February2.3 °C10.6 °C110.74 mm
March3.7 °C13.3 °C112.52 mm
April5.4 °C16.3 °C82.04 mm
May8.4 °C20.2 °C63.25 mm
June10.8 °C23 °C42.16 mm
July13 °C27.3 °C9.91 mm
August12.9 °C27.7 °C13.46 mm
September10.6 °C24.4 °C37.08 mm
October7.1 °C17.7 °C89.15 mm
November4.2 °C11.6 °C151.13 mm
December2 °C7.9 °C175.26 mm
Annual6.9 °C17.4 °C1038.59 mm

Climate Data for Beaverton 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 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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