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Weather extremes
How extreme does Saint-Louis's weather get?
The hottest, coldest, wettest and snowiest days Saint-Louis 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 Saint-Louis has recorded — each shown against what a normal day that time of year looks like.
That is about 30°F hotter than a normal April afternoon in Saint-Louis (typical high near 89°F).
The three most extreme on record
About 21°F colder than a normal April night in Saint-Louis (typical low near 66°F).
The three most extreme on record
More rain in a single day than Saint-Louis usually gets in the whole month of August (typical August total about 3.9 in).
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.
Saint-Louis's record heat sits well above even a hot day for the season — April's 118°F is about 30°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 — 1991–2020 normals computed from 29 years of daily observations at Saint Louis Ousmane Masseck Ndiaye, a weather station, about 5 km from the city centre. The underlying daily records come from NOAA's global station network.