Vacaville, CA Weather & Climate Normals
What a normal year in Vacaville actually looks like
On the 30-year record NOAA keeps for Vacaville, CA, the comfort score comes out to 60/100, mild with real seasons: A solid stretch of comfortable months alongside a noticeable but not extreme summer or winter. Only 6 months a year land in the 55–75°F range this site treats as mild.
How much Vacaville's weather actually swings
Average temperatures in Vacaville run from 48°F in Dec up to 77°F in Jul, a 29.5°F seasonal swing, a middling gap by national standards.
How wet Vacaville actually gets
Vacaville averages 24.84in of precipitation a year across roughly 61 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Vacaville against the rest of the country
Out of 4876 cities scored here, Vacaville comes in at 501; within CA alone it ranks 295 of 429. Population is about 103,994.
Checking the actual forecast
These figures come from VACAVILLE NUT TREE AP, CA US, the NOAA station 1.4 miles from Vacaville, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · Why this uses the nearest NOAA station