Whittier, CA Weather & Climate Normals
Whittier's real weather, in one number
Whittier, CA scores 82/100 on this site's reading of NOAA's own 30-year normals: very mild year-round. Many months fall in a comfortable temperature range with limited snow or seasonal extremes. 10 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Whittier's hottest and coldest months
Whittier's hottest month is Aug, averaging 77°F; its coldest is Dec, averaging 57°F, a 19.7°F swing across the year, one of the smaller gaps in this dataset.
Rain and snow in Whittier
Over a typical year, Whittier sees about 11.86in of precipitation a year across roughly 38 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Whittier ranks
Whittier ranks 94 of 4876 US cities in this dataset for comfort score, and 94 of 429 within CA. About 85,589 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from FULLERTON MUNI AP, CA US, 7.0 miles from Whittier, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · How the comfort score is calculated