North Bonneville Washington Climate Data

Monthly Average Climate Data for North Bonneville Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January1.9 °C6.7 °C281.69 mm
February2.3 °C9.2 °C198.37 mm
March3.7 °C12.6 °C211.07 mm
April5.8 °C15.7 °C143.51 mm
May8.8 °C19.8 °C90.17 mm
June11.4 °C22.6 °C68.07 mm
July13.9 °C26.9 °C12.45 mm
August14 °C27.6 °C18.8 mm
September11.4 °C24.4 °C54.1 mm
October8.1 °C17.8 °C170.18 mm
November4.7 °C10.8 °C288.8 mm
December2 °C6.7 °C327.66 mm
Annual7.3 °C16.7 °C1864.87 mm

Climate Data for North Bonneville Washington

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost50-75 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 ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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