Williams Oregon Climate Data

Monthly Average Climate Data for Williams Oregon

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-0.3 °C9.3 °C143 mm
February0.2 °C12.4 °C97.28 mm
March1.3 °C15.2 °C91.19 mm
April3.1 °C18.2 °C59.69 mm
May6.1 °C23.2 °C36.83 mm
June8.8 °C27.3 °C16.76 mm
July11.5 °C32.7 °C6.35 mm
August10.8 °C32.7 °C5.84 mm
September7.8 °C28.2 °C13.72 mm
October3.8 °C20.7 °C50.8 mm
November1.7 °C12.7 °C112.78 mm
December-0.2 °C8.3 °C168.66 mm
Annual4.6 °C20.1 °C802.9 mm

Climate Data for Williams Oregon

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost75-100 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 ConditionsAbnormally Dry
Köppen Climate ClassificationCsa - Hot-Summer Mediterranean Climate
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