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Sea temperature in Italy

Live water temperatures and swimming conditions across 301 beaches on the Italy coast.

Best time to swim in Italy

The sea in Italy peaks in August, when the water averages around 26°C.

The main swimming season runs from June – October, when surface temperatures stay comfortable for extended sessions.

On average, 5 months a year sit above 20°C — the threshold most swimmers describe as pleasant without a wetsuit.

Shoulder months like May and November are noticeably cooler but often quieter, with fewer crowds and steadier weather.

Outside peak season the water drops toward 16°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable.

The coldest month is typically February at around 13°C, when cold-water swimmers dominate the coast.

Italy sea temperature history

Long-term climatology for Italy shows an annual mean sea temperature of 19°C, ranging from 13°C in winter to 26°C at the summer peak.

The seasonal swing is roughly 13°C between the coldest and warmest month — a useful yardstick when comparing years or checking whether the current sea is running above or below average.

Recent decades have trended slightly warmer at Italy, in line with regional sea-surface temperature records for the wider basin.

Monthly averages below are drawn from multi-decadal climatology and are updated as new observations arrive.

Jan
14°C
Feb
13°C
Mar
14°C
Apr
16°C
May
19°C
Jun
23°C
Jul
25°C
Aug
26°C
Sep
24°C
Oct
21°C
Nov
18°C
Dec
15°C

Values are area averages; individual beaches vary by exposure and depth.

Italy sea temperature: frequently asked questions

What is the warmest month to swim in Italy?

August is the warmest month in Italy, when the sea averages about 26°C. Late-season warmth often persists a few weeks after peak.

When is the sea coldest in Italy?

The coldest month in Italy is typically February, when the water averages around 13°C. Cold-water swimmers and surfers dominate this period.

When can you swim in Italy without a wetsuit?

The main swimming season in Italy runs from June – October — about 5 months a year when the sea sits above 20°C, the level most swimmers describe as pleasant without a wetsuit.

Do I need a wetsuit in Italy?

Outside peak summer the water in Italy drops toward 16°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable. In peak months most swimmers go without.

What is the average sea temperature in Italy?

The long-term annual mean sea temperature in Italy is about 19°C, based on multi-decadal climatology of the surrounding waters.

How do I check the current sea temperature in Italy?

The live reading at the top of this page shows the current sea temperature in Italy, updated hourly from marine buoy and satellite data. The 7-day forecast covers water, air, waves, wind and UV for the week ahead.

Italy sea temperature by month

Average sea temperatures around Italy for every month of the year, based on long-term Open-Meteo marine climatology.

Monthly average sea temperature in Italy
MonthAverage sea
January14.0°C
February13.0°C
March14.0°C
April16.0°C
May19.0°C
June23.0°C
July25.0°C
August ⭐26.0°C
September24.0°C
October21.0°C
November18.0°C
December15.0°C

Monthly figures are modelled climatology averages, not live readings. How accurate is our data?

Coastal regions of Italy

Region hubs with live sea temperatures, swim conditions and a beach directory.

Warmest beaches in Italy right now

BeachRegionSea
FenigliaTuscany18.7°C
Marina di RagusaSicily18.7°C
Spiaggia di JesoloVeneto / Romagna18.7°C
Numana BeachMarche18.7°C
CapriccioliSardinia18.7°C
PadulellaTuscany18.7°C
LauritoAmalfi Coast & Campania18.7°C
Punta ProsciuttoPuglia18.6°C
Marina di VecchianoTuscany18.6°C
Paraggi BeachLiguria18.6°C
Cervia BeachEmilia-Romagna18.6°C
Porto Cesareo BeachApulia18.6°C
Otranto BeachApulia18.6°C
Cala SpinosaSardinia18.6°C
Notteri BeachSardinia18.6°C
Maddalena BeachSardinia18.6°C
Cala MarioluSardinia18.6°C
La CintaSardinia18.6°C
Porto TavernaSardinia18.6°C
Rena di LevanteSardinia18.6°C
BuggerruSardinia18.6°C
Marina di MarzamemiSicily18.6°C
TonnarellaSicily18.6°C
Cala ViolinaTuscany18.6°C
FetovaiaTuscany18.6°C
Marina di MassaTuscany18.6°C
Spiaggia di Punta CrenaLiguria18.6°C
Deiva MarinaLiguria18.6°C
Lido SilvanaApulia18.6°C
Polignano Cala PortoApulia18.6°C
Soverato MarinaCalabria18.6°C
TuerreddaSardinia18.5°C
San Vito Lo CapoSicily18.5°C
FornilloAmalfi Coast & Campania18.5°C
Tirrenia BeachTuscany18.5°C
Lerici BeachLiguria18.5°C
Finale Ligure BeachLiguria18.5°C
San Benedetto del TrontoMarche18.5°C
Mattinata BeachApulia18.5°C
PescoluseApulia18.5°C
Cala SinziasSardinia18.5°C
Rena di PonenteSardinia18.5°C
Portobello di GalluraSardinia18.5°C
Vignola MareSardinia18.5°C
LazzarettoSardinia18.5°C
Cala del GessoTuscany18.5°C
La FenigliaTuscany18.5°C
BonassolaLiguria18.5°C
ArienzoAmalfi Coast & Campania18.5°C
Maiori MarinaAmalfi Coast & Campania18.5°C
Cala del GessoTuscany18.4°C
La PelosaSardinia18.4°C
MondelloSicily18.4°C
Spiaggia dei ConigliSicily18.4°C
Marina PiccolaAmalfi Coast & Campania18.4°C
Sanremo BeachLiguria18.4°C
MezzavalleMarche18.4°C
Vasto MarinaAbruzzo18.4°C
Lampedusa Rabbit BeachSicily18.4°C
Capriccioli BeachSardinia18.4°C
Spiaggia del PrincipeSardinia18.4°C
Porto Cervo BeachSardinia18.4°C
Is ArutasSardinia18.4°C
Spiaggia del PrincipeSardinia18.4°C
Le BombardeSardinia18.4°C
Maria PiaSardinia18.4°C
Arenella SyracuseSicily18.4°C
San LeoneSicily18.4°C
Marina di AlbereseTuscany18.4°C
MalpassoLiguria18.4°C
LaiguegliaLiguria18.4°C
PuritàApulia18.4°C
Spiaggia di San FruttuosoLiguria18.3°C
Forte dei MarmiTuscany18.3°C
Costa ReiSardinia18.3°C
CalamoscheSicily18.3°C
Cala MartinaTuscany18.3°C
Cala di FornoTuscany18.3°C
Marina di PisaTuscany18.3°C
Marina di RavennaEmilia-Romagna18.3°C
Fano BeachMarche18.3°C
Vendicari BeachSicily18.3°C
Cala CoticcioSardinia18.3°C
Spiaggia di BerchidaSardinia18.3°C
Cala LiberottoSardinia18.3°C
Cala GineproSardinia18.3°C
MasuaSardinia18.3°C
Cala ReginaSardinia18.3°C
Spiaggia di SimiusSardinia18.3°C
Lido dei CiclopiSicily18.3°C
Fontane BiancheSicily18.3°C
Mazara del ValloSicily18.3°C
Fossa di VulcanoSicily18.3°C
TonoSicily18.3°C
Marina di BibbonaTuscany18.3°C
Riva TrigosoLiguria18.3°C
LavagnaLiguria18.3°C
Minori MarinaAmalfi Coast & Campania18.3°C
GrotticelleCalabria18.3°C
Bagni LidoLiguria18.2°C
Spotorno BeachLiguria18.2°C
Cala BrandinchiSardinia18.2°C
Torre dell'OrsoPuglia18.2°C
Baia delle ZagarePuglia18.2°C
Camogli BeachLiguria18.2°C
Romazzino BeachSardinia18.2°C
Cala BattistoniSardinia18.2°C
Cala DomesticaSardinia18.2°C
LetojanniSicily18.2°C
Marina di ModicaSicily18.2°C
Cala JuncoSicily18.2°C
Sabbie Nere VulcanoSicily18.2°C
Marina di CastagnetoTuscany18.2°C
ViareggioTuscany18.2°C
Bagni MarinaLiguria18.2°C
Diano MarinaLiguria18.2°C
CopanelloCalabria18.2°C
Marina GrandeAmalfi Coast & Campania18.1°C
PescolusePuglia18.1°C
Caorle BeachVeneto / Romagna18.1°C
Rimini BeachVeneto / Romagna18.1°C
Varigotti BeachLiguria18.1°C
Pesaro BeachMarche18.1°C
Senigallia BeachMarche18.1°C
Sirolo BeachMarche18.1°C
Spiaggia di TuerreddaSardinia18.1°C
Mari PintauSardinia18.1°C
Scala dei TurchiSicily18.1°C
Cala BirialaSardinia18.1°C
Spiaggia di Baja SardiniaSardinia18.1°C
La MarmorataSardinia18.1°C
San Giovanni AlgheroSardinia18.1°C
ScivuSardinia18.1°C
Punta MolentisSardinia18.1°C
Marinella di SelinunteSicily18.1°C
Tre FontaneSicily18.1°C
Cala AzzurraSicily18.1°C
RimiglianoTuscany18.1°C
FinalpiaLiguria18.1°C
Baia delle FavoleLiguria18.1°C
Marinella di SarzanaLiguria18.1°C
Baia dei TurchiApulia18.1°C
PescoluseApulia18.1°C
Torre VadoApulia18.1°C
Vernazza BeachLiguria18.0°C
Marina di PietrasantaTuscany18.0°C
Cala LunaSardinia18.0°C
Cesenatico BeachVeneto / Romagna18.0°C
Portonovo BeachMarche18.0°C
Pescara BeachAbruzzo18.0°C
Grande PeveroSardinia18.0°C
La CelviaSardinia18.0°C
Spiaggia di Ezzi MannuSardinia18.0°C
PlatamonaSardinia18.0°C
Mari PintauSardinia18.0°C
La Playa CataniaSicily18.0°C
Punta SeccaSicily18.0°C
Baia di GuidalocaSicily18.0°C
Torre GuacetoApulia18.0°C
Le CastellaCalabria18.0°C
Spiaggia RosaSardinia17.9°C
ChiaSardinia17.9°C
Bombarde BeachSardinia17.9°C
BidderosaSardinia17.9°C
Cala di VolpeSardinia17.9°C
Rena BiancaSardinia17.9°C
Spiaggia di BalaiSardinia17.9°C
Marina di SorsoSardinia17.9°C
Porto PinoSardinia17.9°C
Spiaggia di SolanasSardinia17.9°C
Marina di CottoneSicily17.9°C
Eraclea MinoaSicily17.9°C
Torre SalsaSicily17.9°C
Marina di CampoTuscany17.9°C
RapalloLiguria17.9°C
FramuraLiguria17.9°C
FiascherinoLiguria17.9°C
Sorrento Marina GrandeAmalfi Coast & Campania17.9°C
Torre San GiovanniApulia17.9°C
Marina di PulsanoApulia17.9°C
San MenaioApulia17.9°C
ScillaCalabria17.9°C
Spiaggia del PrincipeSardinia17.8°C
Spiaggia di Sant'AngeloAmalfi Coast & Campania17.8°C
Procchio BeachTuscany17.8°C
Sant'AndreaTuscany17.8°C
Milano MarittimaEmilia-Romagna17.8°C
Termoli BeachMolise17.8°C
Cala MoscaSardinia17.8°C
RomazzinoSardinia17.8°C
Torre del PorticcioloSardinia17.8°C
SpisoneSicily17.8°C
San LorenzoSicily17.8°C
SalinelleSicily17.8°C
Principina a MareTuscany17.8°C
GiannellaTuscany17.8°C
Marina di CecinaTuscany17.8°C
BordigheraLiguria17.8°C
Rosa MarinaApulia17.8°C
Baia del SilenzioLiguria17.7°C
SansoneTuscany17.7°C
Cala GoloritzéSardinia17.7°C
Spiaggia di PiscinasSardinia17.7°C
Scala dei TurchiSicily17.7°C
Bibione BeachVeneto / Romagna17.7°C
Riccione BeachVeneto / Romagna17.7°C
Castiglione della PescaiaTuscany17.7°C
Giannella BeachTuscany17.7°C
Moneglia BeachLiguria17.7°C
Mari ErmiSardinia17.7°C
Cala MarioluSardinia17.7°C
Cala SisineSardinia17.7°C
Le SalineSardinia17.7°C
MugoniSardinia17.7°C
Cala CipollaSardinia17.7°C
Giardini NaxosSicily17.7°C
San Giovanni Li CutiSicily17.7°C
CapaciSicily17.7°C
Punta TorpedineTuscany17.7°C
San TerenzoLiguria17.7°C
Baia VerdeApulia17.7°C
Isola BellaSicily17.6°C
San Lorenzo BeachSicily17.6°C
Cala RossaSicily17.6°C
Bagno della Regina GiovannaAmalfi Coast & Campania17.6°C
Vieste BeachPuglia17.6°C
Polignano a MarePuglia17.6°C
Cala GaleraTuscany17.6°C
Levanto BeachLiguria17.6°C
Misano AdriaticoEmilia-Romagna17.6°C
Pilone BeachApulia17.6°C
Roccella JonicaCalabria17.6°C
Piccolo PeveroSardinia17.6°C
PoettoSardinia17.6°C
San MarcoSicily17.6°C
Cala Le CannelleTuscany17.6°C
Marina di GrossetoTuscany17.6°C
LaconaTuscany17.6°C
Cala Violina Riva VerdeTuscany17.6°C
Portofino ParaggiLiguria17.6°C
DuoglioAmalfi Coast & Campania17.6°C
Santa Croce AmalfiAmalfi Coast & Campania17.6°C
AtraniAmalfi Coast & Campania17.6°C
CetaraAmalfi Coast & Campania17.6°C
Grotta della PoesiaApulia17.6°C
Torre CanneApulia17.6°C
Monopoli Cala Porto RossoApulia17.6°C
Cala CorvinoApulia17.6°C
Baia di CampiApulia17.6°C
Cala ViolinaTuscany17.5°C
Alassio BeachLiguria17.5°C
PugnochiusoApulia17.5°C
Fontane BiancheSicily17.5°C
Spiaggia Su BaroneSardinia17.5°C
Spiaggia BiancaSardinia17.5°C
Cala SabinaSardinia17.5°C
Cala SpinosaSardinia17.5°C
Porto FerroSardinia17.5°C
Torre dei CorsariSardinia17.5°C
Porto GiuncoSardinia17.5°C
MazzaròSicily17.5°C
FondachelloSicily17.5°C
Isola delle FemmineSicily17.5°C
CefalùSicily17.5°C
RocchetteTuscany17.5°C
CavoliTuscany17.5°C
Baia dei SaraceniLiguria17.5°C
ChiavariLiguria17.5°C
Vietri sul MareAmalfi Coast & Campania17.5°C
AliminiApulia17.5°C
Punta ProsciuttoApulia17.5°C
Torre LapilloApulia17.5°C
PeschiciApulia17.5°C
Capo VaticanoCalabria17.5°C
Riomaggiore BeachLiguria17.4°C
Liscia RujaSardinia17.4°C
Tellaro BeachLiguria17.4°C
Cattolica BeachEmilia-Romagna17.4°C
Gabicce MareMarche17.4°C
Baia dei TurchiApulia17.4°C
Scopello BeachSicily17.4°C
Lu ImpostuSardinia17.4°C
Cala MoscheSicily17.4°C
SampieriSicily17.4°C
SignorinoSicily17.4°C
Capo d'OrlandoSicily17.4°C
Cala MartinaTuscany17.4°C
Punta AlaTuscany17.4°C
Cala di FornoTuscany17.4°C
BarattiTuscany17.4°C
Lido di CamaioreTuscany17.4°C
Baia dei DelfiniLiguria17.4°C
TropeaCalabria17.4°C
Praia a MareCalabria17.4°C
Marina di PraiaAmalfi Coast & Campania17.3°C
Lido di CamaioreTuscany17.3°C
Cala ViolinaTuscany17.3°C
Tavolara BeachSardinia17.3°C
Spiaggia di Porto IstanaSardinia17.3°C
Isola delle CorrentiSicily17.3°C
Lido BurroneSicily17.3°C

Sea temperature in Italy — FAQ

How warm is the sea in Italy in November?

The sea off Italy averages about 18.0°C in November, based on long-term monthly averages for this coast.

When is the best time to swim in Italy?

Italy is warmest in August (around 26.0°C) and coldest in February (around 13.0°C). There are typically 4 months a year when the water sits above 22°C.

What is the average yearly sea temperature in Italy?

Across all twelve months, the sea in Italy averages about 19.0°C.

Do you need a wetsuit to swim in Italy?

In peak season (around August, ~26.0°C) most swimmers are comfortable without a wetsuit. Outside summer, when the water drops toward 13.0°C, a 3/2mm to 5/4mm wetsuit is recommended.