France · Morbihan

Sea temperature at Etang Du Bel Air

23°C

Pleasant for swimming

Sample data

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

Sample data

Modeled placeholder forecast for demonstration — will be replaced by a live marine-weather feed.

Sea temperature

Next 7 days, °C

22°22°23°23°24°23.1 °CWed 2Thu 3Fri 4Sat 5Sun 6Mon 7Tue 8
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7-day sea temperature forecast for Etang Du Bel Air (sample data)
DaySea temp (°C)
Wed 223.4
Thu 323.4
Fri 423.0
Sat 522.5
Sun 622.3
Mon 722.6
Tue 823.1

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 Etang Du Bel Air
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 Etang Du Bel Air 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 Etang Du Bel Air. See the full water quality history →

← Back to the Etang Du Bel Air overview

Frequently asked questions

What is the sea temperature at Etang Du Bel Air today?

Treat the ~23°C above as illustrative only: the live marine feed for Etang Du Bel Air was unreachable when this page was built, and the figure updates automatically once it's back. That's the reading right off Morbihan.

When should you plan a swimming trip to Etang Du Bel Air?

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 Morbihan.

Is the sea temperature chart above measured or estimated?

Not yet for Etang Du Bel Air — 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.