Tillamook Oregon Climate Data

Monthly Average Climate Data for Tillamook Oregon

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January3.6 °C10.4 °C310.9 mm
February3.2 °C11.2 °C236.98 mm
March3.6 °C12.2 °C243.33 mm
April4.7 °C13.9 °C188.21 mm
May7.1 °C16.3 °C114.3 mm
June9.3 °C18.3 °C81.28 mm
July10.7 °C20.3 °C24.13 mm
August10.8 °C21.2 °C30.23 mm
September9.1 °C20.5 °C76.96 mm
October6.9 °C17 °C202.69 mm
November4.7 °C12.5 °C325.12 mm
December3.3 °C10 °C372.11 mm
Annual6.4 °C15.3 °C2206.24 mm

Climate Data for Tillamook Oregon

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
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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