Williams Oregon Climate Data

Monthly Average Climate Data for Williams Oregon

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January31.5 °F48.7 °F5.63 in.
February32.3 °F54.3 °F3.83 in.
March34.3 °F59.4 °F3.59 in.
April37.6 °F64.7 °F2.35 in.
May43.0 °F73.7 °F1.45 in.
June47.8 °F81.2 °F0.66 in.
July52.7 °F90.9 °F0.25 in.
August51.5 °F90.8 °F0.23 in.
September46.1 °F82.8 °F0.54 in.
October38.9 °F69.2 °F2.0 in.
November35.0 °F54.9 °F4.44 in.
December31.6 °F46.9 °F6.64 in.
Annual40.2 °F68.1 °F31.61 in.

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 : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCsa - Hot-Summer Mediterranean Climate
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