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Weather extremes
How extreme does Saint-Nazaire's weather get?
The hottest, coldest, wettest and snowiest days Saint-Nazaire 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-Nazaire has recorded — each shown against what a normal day that time of year looks like.
That is about 31°F hotter than a normal July afternoon in Saint-Nazaire (typical high near 77°F).
The three most extreme on record
About 29°F colder than a normal January night in Saint-Nazaire (typical low near 38°F).
The three most extreme on record
More rain in a single day than Saint-Nazaire usually gets in the whole month of October (typical October total about 3.5 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-Nazaire's record heat sits well above even a hot day for the season — July's 108°F is about 31°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 Nantes-bouguenais, a weather station, about 48 km from the city centre. The underlying daily records come from NOAA's global station network.