Snohomish, WA Weather & Climate Normals
Snohomish's real weather, in one number
Snohomish, WA scores 57/100 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.
Snohomish's hottest and coldest months
Snohomish's hottest month is Aug, averaging 66°F; its coldest is Dec, averaging 40°F, a 25.1°F swing across the year, a middling gap by national standards.
Rain and snow in Snohomish
Over a typical year, Snohomish sees about 40.25in of precipitation a year across roughly 0 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Snohomish ranks
Snohomish ranks 696 of 4876 US cities in this dataset for comfort score, and 24 of 125 within WA. About 10,534 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from EVERETT, WA US, 5.7 miles from Snohomish, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is