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Weather extremes
How extreme does Luzern's weather get?
The hottest, coldest, wettest and snowiest days Luzern 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 Luzern 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 Luzern (typical high near 76°F).
The three most extreme on record
About 28°F colder than a normal December night in Luzern (typical low near 31°F).
The three most extreme on record
More rain in a single day than Luzern usually gets in the whole month of February (typical February total about 2.4 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.
Luzern's record heat sits well above even a hot day for the season — August's 96°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 a national meteorological service, measured at Luzern, about 2 km from the city centre.