Home › Cities › Switzerland › Altdorf › Tools › Weather extremes
Weather extremes
How extreme does Altdorf's weather get?
The hottest, coldest, wettest and snowiest days Altdorf 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 Altdorf has recorded — each shown against what a normal day that time of year looks like.
That is about 23°F hotter than a normal August afternoon in Altdorf (typical high near 75°F).
The three most extreme on record
About 23°F colder than a normal February night in Altdorf (typical low near 30°F).
The three most extreme on record
More rain in a single day than Altdorf usually gets in the whole month of July (typical July total about 5.7 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.
Altdorf's record heat sits well above even a hot day for the season — August's 98°F is about 23°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 Altdorf, about 2 km from the city centre.