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Weather extremes
How extreme does Zwolle's weather get?
The hottest, coldest, wettest and snowiest days Zwolle 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 Zwolle has recorded — each shown against what a normal day that time of year looks like.
That is about 26°F hotter than a normal July afternoon in Zwolle (typical high near 73°F).
The three most extreme on record
About 42°F colder than a normal February night in Zwolle (typical low near 33°F).
The three most extreme on record
About 81% of a typical September's rain in a single day (Zwolle 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.
Zwolle's record heat sits well above even a hot day for the season — July's 99°F is about 26°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 30 years of daily observations at Lelystad, a weather station, about 39 km from the city centre. The underlying daily records come from NOAA's global station network.