Oak Harbor, WA Weather & Climate Normals
Oak Harbor's real weather, in one number
Oak Harbor, WA scores 58/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Oak Harbor's hottest and coldest months
Oak Harbor's hottest month is Aug, averaging 62°F; its coldest is Dec, averaging 43°F, a 18.5°F swing across the year, one of the smaller gaps in this dataset.
Rain and snow in Oak Harbor
Oak Harbor averages 19.92in of precipitation a year across roughly 148 days with measurable rain or snow, and 5.4in of snow a year.
Where Oak Harbor ranks
Oak Harbor ranks 617 of 4876 US cities in this dataset for comfort score, and 2 of 125 within WA. About 24,163 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from WHIDBEY ISLAND NAS, WA US, 4.3 miles from Oak Harbor, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure