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Weather extremes
How extreme does South Whittier's weather get?
The hottest, coldest, wettest and snowiest days South Whittier has recorded — the outer limits of what its weather can do, and how far they sit beyond a normal day.
The four kinds of extreme
The hottest, coldest, wettest and snowiest single days South Whittier has recorded — each shown against what a normal day that time of year looks like.
That is about 32°F hotter than a normal July afternoon in South Whittier (typical high near 84°F).
The three most extreme on record
About 47°F colder than a normal December night in South Whittier (typical low near 46°F).
The three most extreme on record
About 97% of a typical January's rain in a single day (South Whittier averages roughly 2.9 in across the month).
The three most extreme on record
How hot and cold it gets, month by month
The shaded band is the normal range of daily temperatures for each month. The dots show the most extreme it has ever been — so you can see how far beyond a normal day the records really sit.
South Whittier's record heat sits well above even a hot day for the season — July's 116°F is about 32°F beyond a normal hot afternoon. Its record cold is just as far below a normal winter night — the dots mark how rare each extreme really is.
In plain terms
Methodology & sources
Temperature & precipitation — the official 1991–2020 climate normals from NOAA's U.S. Climate Normals, measured at Santa Ana Fire Stn (NOAA GHCN station USC00047888), about 28 km from the city centre.