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Weather extremes
How extreme does Westminster's weather get?
The hottest, coldest, wettest and snowiest days Westminster 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 Westminster has recorded — each shown against what a normal day that time of year looks like.
That is about 21°F hotter than a normal August afternoon in Westminster (typical high near 89°F).
The three most extreme on record
About 69°F colder than a normal April night in Westminster (typical low near 35°F).
The three most extreme on record
More rain in a single day than Westminster usually gets in the whole month of August (typical August total about 1.3 in).
The three most extreme on record
Close to a whole typical December's snow in one day (Westminster averages about 6 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.
Westminster's record heat sits well above even a hot day for the season — August's 110°F is about 21°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 Brighton 3 SE (NOAA GHCN station USC00050950), about 21 km from the city centre.