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Weather extremes
How extreme does Redwood City's weather get?
The hottest, coldest, wettest and snowiest days Redwood City 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 Redwood City has recorded — each shown against what a normal day that time of year looks like.
That is about 29°F hotter than a normal July afternoon in Redwood City (typical high near 81°F).
The three most extreme on record
About 32°F colder than a normal January night in Redwood City (typical low near 41°F).
The three most extreme on record
More rain in a single day than Redwood City usually gets in the whole month of December (typical December total about 3.9 in).
The three most extreme on record
Top recorded days
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.
Redwood City's record heat sits well above even a hot day for the season — July's 110°F is about 29°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 Redwood City (NOAA GHCN station USC00047339), inside the city.