Cornelius, OR Weather & Climate Normals
What a normal year in Cornelius actually looks like
On the 30-year record NOAA keeps for Cornelius, OR, the comfort score comes out to 55/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Cornelius's weather actually swings
Average temperatures in Cornelius run from 38°F in Dec up to 68°F in Aug, a 29.5°F seasonal swing, a middling gap by national standards.
How wet Cornelius actually gets
Over a typical year, Cornelius sees about 46.72in of precipitation a year across roughly 146 days with measurable rain or snow, with 2.7in of snow a year.
Cornelius against the rest of the country
Out of 4876 cities scored here, Cornelius comes in at 857; within OR alone it ranks 43 of 80. Population is about 15,369.
Checking the actual forecast
These figures come from FOREST GROVE, OR US, the NOAA station 2.5 miles from Cornelius, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is