Seasonal ranking
Coldest sea temperature in Costa Brava in September
Where the sea is coolest across Costa Brava during September, ranked by long-term monthly average water temperature. Platja d'Aro (Costa Brava, Spain) is the coolest at around 24°C. Open any spot for today's live water temperature and a 7-day swim forecast.
- 1Platja d'AroCosta Brava · Spain · Mediterranean SeaWarm — comfortable swimming24°CSeptember average
- 2Cala Sa TunaCosta Brava · Spain · Mediterranean SeaWarm — comfortable swimming24°CSeptember average
- 3Cala PolaCosta Brava · Spain · Mediterranean SeaWarm — comfortable swimming24°CSeptember average
- 4Cala MontjoiCosta Brava · Spain · Mediterranean SeaWarm — comfortable swimming24°CSeptember average
- 5Platja de Sant PolCosta Brava · Spain · Mediterranean SeaWarm — comfortable swimming24°CSeptember average
- 6Platja de PalsCosta Brava · Spain · Mediterranean SeaWarm — comfortable swimming24°CSeptember average
- 7Cala EstretaCosta Brava · Spain · Mediterranean SeaWarm — comfortable swimming24°CSeptember average
- 8Platja de LloretCosta Brava · Spain · Mediterranean SeaWarm — comfortable swimming24°CSeptember average
Coldest sea in September elsewhere
EuropeNorth AmericaSouth AmericaAsiaAfricaOceaniaUnited StatesUnited KingdomAustraliaItalySpainFranceGreeceMexicoPortugalNew ZealandCroatiaCanadaIrelandThailandIndonesiaPhilippinesBrazilSwedenPolandDenmarkNorwayTurkeyNetherlandsGermanyBulgariaJapanCyprusEgyptIndiaSouth AfricaDominican RepublicRomaniaCosta RicaMaltaPuerto RicoBahamasBelgiumBarbadosSouth KoreaVietnamJamaicaSri LankaUnited Arab EmiratesOmanUS Virgin IslandsAntigua and BarbudaPanamaFinlandMalaysiaCuracaoArgentinaChileColombiaIsraelTanzaniaMoroccoTunisiaTurks and CaicosFijiArubaAlbaniaUruguayPeruMaldivesMauritiusBelizeNicaraguaSaint LuciaCubaMozambiqueFrench PolynesiaBonaireHondurasFrench RivieraAlgarveAmalfi CoastGreek IslandsDalmatian CoastFlorida KeysGreat Barrier Reef CoastCaliforniaFloridaHawaiiNew JerseyNorth CarolinaMassachusettsSouth CarolinaTexasNew YorkPuerto RicoMaineOregonMichiganGeorgiaWashington
Costa Brava in September — frequently asked questions
- Where is the sea coldest in Costa Brava in September?
- Platja d'Aro in Spain has the coldest sea in Costa Brava in September, averaging about 24.0 °C. Cala Sa Tuna (24.0 °C) and Cala Pola are the next coolest.
- How many beaches in Costa Brava are warm enough to swim in September?
- 8 of the top 8 ranked beaches in Costa Brava average 22 °C or more in September, which most swimmers find comfortable without a wetsuit.
- How are these September sea temperatures calculated?
- Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical September rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.
Explore every sea temperature page
Jump straight to a country, coastal region, city, seasonal ranking or comparison.
Sea temperature by country
Coastal region hubs
Water temperature today by city
Warmest sea in August
Warmest sea month by month (Europe)
Coldest sea this month
Swimming guides
The best time to swim in the MediterraneanWhat sea temperature is safe to swim in?Swimming with kids: the best European beachesHow sea-surface temperature data actually worksWhat sea temperature is good for snorkelling?The best time to swim in SpainThe best time to swim in GreeceThe best time to swim in CroatiaThe best time to swim in FloridaThe best time to swim in CaliforniaThe best time to swim in AustraliaA beginner's guide to cold-water swimmingWarmest European beaches in OctoberFamily beach safety tips for every swimmerWetsuit guide: what to wear by water temperatureThe best time to swim in the CaribbeanThe best time to swim in MexicoThe best time to swim in ThailandThe best time to swim in PortugalThe best time to swim in TurkeyThe best time to swim in EgyptThe best time to swim in FranceThe best time to swim in ItalyBest beaches for snorkelling around the worldBest beaches for surfing by water temperatureHow to survive a rip currentJellyfish and marine life safety for swimmersHow to read a water temperature forecastLake Michigan water temperature: what to expectBest lakes to swim in the United StatesGreat Lakes swimming guideThe best time to swim in HawaiiThe best time to swim in the MaldivesThe best time to swim in Bali
Popular beach comparisons
Cala Estreta vs Platja d'AroCala Estreta vs Cala Sa TunaCala Pola vs Platja de LloretPlatja de Sant Pol vs Platja GranCala Montjoi vs Platja de PalsCala Pola vs Platja de Sant PolCala Estreta vs Platja de PalsAiguablava vs Cala EstretaCambrils Playa vs Platja de la PinedaPlatja de la Pineda vs Platja LlargaPlatja del Miracle vs Salou LevantePlaya del Carabassí vs Playa del PostiguetPlaya de San Juan vs Playa del CarabassíPlaya de la Fossa vs Playa de LevantePlaya de la Fossa vs Playa de PonienteCala Finestrat vs Playa del AlbirCala el Portet vs Playa de la FossaCala del Moraig vs Playa del ArenalCompare any two beaches →
Freshwater swimming
Keep exploring
Live sea temperature mapEvery coast, updated hourlyWarmest beaches todayLive ranking right nowCompare two beachesSide-by-side swim conditionsLake water temperaturesFreshwater swimming spotsRivers & swimming holesWild swimming conditionsAll destinationsBrowse by country & region