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Water temperatureEnter

Italy: where to swim in August?

Italy, in August: the sea is at 26.5 °C on average along the coast, from 25.7 °C to 27.4 °C depending on the spot. Where the water is warmest (27.4 °C), it is very warm. Almost lukewarm: you can get in without any cold shock.

Sea temperature, month by month

MonthAverage temperatureDepending on the spotWhere it is warmest
January14.9 °C14.1 °C – 15.7 °Ccool
February14.3 °C13.6 °C – 15.1 °Ccool
March14.1 °C13.4 °C – 15.0 °Ccool
April15.5 °C14.7 °C – 16.1 °Ccool
May17.9 °C17.3 °C – 18.5 °Ccool
June22.5 °C21.9 °C – 23.3 °Cwarm
July25.6 °C24.5 °C – 26.6 °Cwarm
August26.5 °C25.7 °C – 27.4 °Cvery warm
September25.2 °C24.0 °C – 26.3 °Cwarm
October22.2 °C20.5 °C – 23.5 °Cwarm
November19.4 °C17.9 °C – 20.6 °Cpleasant
December16.5 °C15.4 °C – 17.6 °Ccool

Compared with July, the water warms up by 0.9 °C in August. The warmest month: August (26.5 °C). The coldest: March (14.1 °C).

Nearby, in August

And right now?

For the temperature measured right now, station by station and to the hour: Italy: water temperature

Frequently asked questions

What is the sea temperature in August?

Italy, in August: 26.5 °C on average along the coast, from 25.7 °C in the coolest waters to 27.4 °C in the warmest (average of the years 2011 to 2025).

Can you swim in August?

Where the water is warmest (27.4 °C), it is very warm. Almost lukewarm: you can get in without any cold shock.

What is the best month for swimming?

The water is warmest in August (26.5 °C on average) and coldest in March (14.1 °C). Where the water is warmest, it goes above 20 °C in these months: June, July, August, September, October, November.

Where is the water warmest in August?

The warmest in August: Croatia (25.9 °C), France (21.1 °C), Germany (18.6 °C). The coolest: Denmark (17.8 °C).

Where do these temperatures come from?

These are averages of the sea surface temperature from 2011 to 2025, computed from NOAA satellite images (OISST, one value about every 50 km), in a 100 km strip along the coasts of the main country: distant territories (overseas, remote islands) are not counted. It is an estimate, not a measurement taken at the beach: lakes and rivers are not included.

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