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Weather extremes
How extreme does Kennewick's weather get?
The hottest, coldest, wettest and snowiest days Kennewick 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 Kennewick has recorded — each shown against what a normal day that time of year looks like.
That is about 32°F hotter than a normal June afternoon in Kennewick (typical high near 82°F).
The three most extreme on record
About 40°F colder than a normal January night in Kennewick (typical low near 29°F).
The three most extreme on record
More rain in a single day than Kennewick usually gets in the whole month of May (typical May total about 0.8 in).
The three most extreme on record
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.
Kennewick's record heat sits well above even a hot day for the season — June's 114°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 Kennewick (NOAA GHCN station USC00454154), about 3 km from the city centre.