On the beach
Right now
Live conditions from Open-Meteo, refreshed hourly.
7-day outlook
7-day marine forecast from Open-Meteo.
Sea temperature
Next 7 days, °C
Wave height
Next 7 days, metres
View as table
| Day | Sea temp (°C) | Wave height (m) |
|---|---|---|
| Wed 2 | 25.1 | 0.3 |
| Thu 3 | 25.2 | 0.3 |
| Fri 4 | 25.1 | 0.3 |
| Sat 5 | 25.2 | 0.3 |
| Sun 6 | 25.3 | 0.2 |
| Mon 7 | 25.8 | 0.2 |
| Tue 8 | 25.5 | 0.2 |
Water quality history
Official EEA classification, one rating per bathing season, 2015–2025 — real data reported by national authorities.
- 2015: Sufficient2015
- 2016: Excellent2016
- 2017: Excellent2017
- 2018: Excellent2018
- 2019: Excellent2019
- 2020: Excellent2020
- 2021: Excellent2021
- 2022: Excellent2022
- 2023: Excellent2023
- 2024: Excellent2024
- 2025: Excellent2025
Excellent in the most recent season, and 10 of 11 classified years rated Excellent or Good.
- Excellent
- Good
- Sufficient
- Poor
- Not classified
View as table
| Year | Classification |
|---|---|
| 2015 | Sufficient |
| 2016 | Excellent |
| 2017 | Excellent |
| 2018 | Excellent |
| 2019 | Excellent |
| 2020 | Excellent |
| 2021 | Excellent |
| 2022 | Excellent |
| 2023 | Excellent |
| 2024 | Excellent |
| 2025 | Excellent |
Typical sea temperature by month
Modeled estimatePlausible seasonal climatology derived from latitude, for illustration — not a measured average.
Monthly sea temperature
Typical range across the year, °C
View as table
| Month | Typical sea temp (°C) |
|---|---|
| Jan | 16 |
| Feb | 15 |
| Mar | 16 |
| Apr | 18 |
| May | 20 |
| Jun | 23 |
| Jul | 25 |
| Aug | 26 |
| Sep | 25 |
| Oct | 23 |
| Nov | 20 |
| Dec | 18 |
Location & nearby beaches
Nearby beaches
- Etang de Thau - Plage Du Vvf703 mHérault
- Etang de Thau - la Tremie2.6 kmHérault
- Crique de L'Anau5.1 kmHérault
- Plage Du Lazaret5.2 kmHérault
Distances calculated as straight-line (haversine) from official coordinates.
Getting there & around
- Easy by car — there's parking close to the beach.
- Bus stop: La Poste, about ~120 m away.
Food, stays & town
- Nearest village: Balaruc-les-Bains, about ~600 m away.
- 27 places to eat within 1 km Closest is Le Bon Coin, about ~60 m away.
- 10 places to stay mapped nearby Closest is Le Neptune, about ~210 m away.
- 4 shops nearby, the closest about ~180 m away
What kind of beach is this?
This beach sits in a built-up resort setting, with hotels, restaurants and services clustered around it — a full-service stretch of coast that tends to be busy in peak season and quieter outside it.
Estimated from OpenStreetMap surroundings data (ODbL).
- Families
- Full-service days
Is the water clean at Etang de Thau - Plage Sud?
Thinking of swimming at Etang de Thau - Plage Sud? The short answer: its official EU Bathing Water rating for 2025 is Excellent — the highest official classification under the EU bathing-water assessment. That rating is set once a year under the EU Bathing Water Directive, from a full season of testing for intestinal enterococci and E. coli reported to the European Environment Agency the following spring, so the 2025 season's grade appeared in spring 2026 and the 2026 season won't be graded until spring 2027. In addition to that yearly rating, some national authorities — for Croatia, the national environmental authority — publish individual water sample results during the season itself, ahead of the annual report. It's been a consistently reliable spot too — the rating has held at Excellent for 10 straight years. You can park about ~80 m away.
Looking to avoid the busiest weeks? The water is typically warmest around August, with the most reliable swimming window running July–September; outside that stretch you'll find a cooler sea but a quieter beach. Over the 11 classified seasons on record, 10 have come back Excellent or Good — a track record worth checking each year rather than assuming. On site you'll find Lifeguard, Showers, and Toilets. Balaruc-les-Bains — the closest town — sits about ~600 m from here.
“Excellent” is one point on a four-step scale — Excellent, Good, Sufficient or Poor — assigned once per year from that season's water samples, not a live reading. It describes how the site performs on average across the season, not the exact water quality this afternoon; for day-to-day sea conditions, see the “Right now” and 7-day outlook panels above. There are 27 places to eat within a kilometre — Le Bon Coin is the closest, about ~60 m away.
Frequently asked questions
Can you safely swim at Etang de Thau - Plage Sud?
It's about as safe as bathing water gets: Etang de Thau - Plage Sud's 2025 EU rating is Excellent, the top tier on the scale, and 10 of 11 classified seasons have come back Excellent or Good. It's also held steady at Excellent for 10 straight years.
Is the sea warm at Etang de Thau - Plage Sud today?
Checking in on Etang de Thau - Plage Sud right now: the water is around 25°C, per the latest reading — the “Right now” panel above tracks it live. That's the reading right off Hérault.
Which month has the warmest sea at Etang de Thau - Plage Sud?
July–September tends to be the sweet spot for swimming here, with sea temperatures usually peaking later in that stretch. That applies to the water around Hérault.
What does the water quality rating actually measure?
The annual classification — Excellent, Good, Sufficient or Poor — is built from a full season of official testing for intestinal enterococci and E. coli, reported to the European Environment Agency each spring. Some national authorities (Croatia's IZOR among them) also publish individual samples during the season itself; Etang de Thau - Plage Sud isn't yet covered by that in-season feed.
How do I get to Etang de Thau - Plage Sud without a car?
By car, it's easy — parking is right by the beach. By bus, the nearest stop is La Poste, about ~120 m away. The nearest town is Balaruc-les-Bains, about ~600 m away.