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Weather extremes
How extreme does Acilia-Castel Fusano-Ostia Antica's weather get?
The hottest, coldest, wettest and snowiest days Acilia-Castel Fusano-Ostia Antica 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 Acilia-Castel Fusano-Ostia Antica has recorded — each shown against what a normal day that time of year looks like.
That is about 16°F hotter than a normal August afternoon in Acilia-Castel Fusano-Ostia Antica (typical high near 89°F).
The three most extreme on record
About 26°F colder than a normal January night in Acilia-Castel Fusano-Ostia Antica (typical low near 38°F).
The three most extreme on record
More rain in a single day than Acilia-Castel Fusano-Ostia Antica usually gets in the whole month of May (typical May total about 2.3 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.
Acilia-Castel Fusano-Ostia Antica's record heat sits well above even a hot day for the season — August's 105°F is about 16°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 the WMO's CLINO 1991–2020 collection, measured at Roma_fiumicino, about 8 km from the city centre.