France · Finistère

Sea temperature at Trez Malaouen

19°C

Cool but swimmable

Updated hourly from the live marine forecast. See the 12-month typical range and, where available, real measured readings further down the page.

7-day outlook

7-day sea temperature forecast from Open-Meteo, refreshed hourly.

Sea temperature

Next 7 days, °C

18°19°19°20°20°19.3 °CWed 2Thu 3Fri 4Sat 5Sun 6Mon 7Tue 8
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7-day sea temperature forecast for Trez Malaouen
DaySea temp (°C)
Wed 218.7
Thu 318.9
Fri 419.0
Sat 519.9
Sun 619.5
Mon 719.5
Tue 819.3

Sea temperature by month

Modeled climatology derived from latitude and season.

Typical vs. measured sea temperature

12-month view, °C — modeled line vs. measured sample averages

12°16°19°22°26°JanFebMarAprMayJunJulAugSepOctNovDec
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Modeled vs. measured monthly sea temperature at Trez Malaouen
MonthModeled (°C)Measured avg. (°C)
Jan15
Feb14
Mar15
Apr17
May19
Jun22
Jul23
Aug24
Sep24
Oct22
Nov19
Dec17

No measured in-season sea temperature has been published for Trez Malaouen yet — the chart above shows the modeled climatology only. Some countries (Croatia, via IZOR) also record the sea temperature at each official water sample; check the water quality page for this beach's sampling status.

ExcellentOfficial 2025 EU bathing water rating for Trez Malaouen. See the full water quality history →

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Frequently asked questions

What is the sea temperature at Trez Malaouen today?

Right now the water at Trez Malaouen is around 19°C, per the latest hourly update. Check the 7-day chart above for the trend, or the monthly chart below for how that compares to the seasonal norm. That's the reading right off Finistère.

When is the best time to swim at Trez Malaouen?

July–September, when the modeled water temperature is typically above 22°C — widely considered comfortably warm for swimming. August usually runs warmest. That applies to the water around Finistère.

Is the sea temperature chart above measured or estimated?

Not yet for Trez Malaouen — the chart above shows a modeled estimate derived from latitude and season, not a measured average. Some countries (Croatia, via IZOR) also publish the sea temperature recorded at each official water sample; when that data exists for a beach it's plotted alongside the modeled curve.