Gaston Oregon Climate Data

Monthly Average Climate Data for Gaston Oregon

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January1.9 °C8.2 °C182.63 mm
February1.9 °C10.3 °C129.29 mm
March3.3 °C13 °C126.24 mm
April4.9 °C15.9 °C84.84 mm
May7.9 °C20 °C54.36 mm
June10.3 °C22.8 °C32 mm
July12.6 °C27.4 °C7.62 mm
August12.6 °C27.9 °C11.43 mm
September10.3 °C24.6 °C34.8 mm
October6.7 °C17.7 °C92.71 mm
November3.8 °C11.3 °C173.74 mm
December1.6 °C7.6 °C218.19 mm
Annual6.5 °C17.2 °C1147.85 mm

Climate Data for Gaston Oregon

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost50-75 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
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