France · Morbihan
Portz Plouz
Morbihan, France
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 | 20.6 | 0.7 |
| Thu 3 | 20.9 | 0.7 |
| Fri 4 | 20.8 | 0.8 |
| Sat 5 | 21.7 | 0.7 |
| Sun 6 | 21.1 | 0.9 |
| Mon 7 | 21.1 | 1.1 |
| Tue 8 | 20.9 | 1.7 |
Water quality history
Official EEA classification, one rating per bathing season, 2015–2025 — real data reported by national authorities.
- 2015: Not classified2015
- 2016: Not classified2016
- 2017: Not classified2017
- 2018: Not classified2018
- 2019: Not classified2019
- 2020: Not classified2020
- 2021: Not classified2021
- 2022: Not classified2022
- 2023: Not classified2023
- 2024: Excellent2024
- 2025: Excellent2025
Excellent in the most recent season, and 2 of 2 classified years rated Excellent or Good.
- Excellent
- Good
- Sufficient
- Poor
- Not classified
View as table
| Year | Classification |
|---|---|
| 2015 | Not classified |
| 2016 | Not classified |
| 2017 | Not classified |
| 2018 | Not classified |
| 2019 | Not classified |
| 2020 | Not classified |
| 2021 | Not classified |
| 2022 | Not classified |
| 2023 | Not classified |
| 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 | 15 |
| Feb | 14 |
| Mar | 15 |
| Apr | 17 |
| May | 19 |
| Jun | 22 |
| Jul | 23 |
| Aug | 24 |
| Sep | 24 |
| Oct | 22 |
| Nov | 20 |
| Dec | 17 |
Location & nearby beaches
Nearby beaches
- Treach Salus1.8 kmMorbihan
- Treach Er Goured1.8 kmMorbihan
- Port An Dro11 kmMorbihan
- Les Grands Sables12 kmMorbihan
Distances calculated as straight-line (haversine) from official coordinates.
Getting there & around
- No parking is mapped within 1.5 km of the beach — expect a walk, or arrive early once the season gets busy.
Food, stays & town
- Nearest village: Île-d'Houat, about ~1.6 km away.
What kind of beach is this?
This beach belongs to a small coastal village. It's usually calmer than a resort or town beach, though a popular village spot can still fill up on the best summer days.
Estimated from OpenStreetMap surroundings data (ODbL).
Is the water clean at Portz Plouz?
Portz Plouz sits on a stretch of coast classed as a coastal bathing site, carrying an official EU Bathing Water rating of Excellent for the 2025 season. Under the EU Bathing Water Directive, national authorities test for intestinal enterococci and E. coli through the season and report the results the following spring — the 2025 rating was published in spring 2026, and 2026's won't follow 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 sits in Morbihan.
That rating has been consistent: every one of the 2 classified seasons on record has come back Excellent or Good. If you're timing a visit around water temperature rather than crowds, July–September is the safest bet, with August typically the peak — expect a cooler, calmer sea either side of that stretch. The nearest town, Île-d'Houat, is about ~1.6 km away.
“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.
Frequently asked questions
Is Portz Plouz safe to swim in?
Yes, without much reservation. Portz Plouz holds the top EU Bathing Water classification, Excellent, for 2025, and 2 of 2 classified seasons here have rated Excellent or Good. It's also held steady at Excellent for 2 straight years.
What is the sea temperature at Portz Plouz today?
The latest reading puts the sea at Portz Plouz at around 20°C — the “Right now” panel above has the full live picture. That's the reading right off Morbihan. On the modeled climatology here, August usually runs warmest.
When should you plan a swimming trip to Portz Plouz?
For the warmest water, aim for July–September — that's when the modeled sea temperature is typically at its best. That applies to the water around Morbihan. Within that window, August is typically the single warmest month.
How is bathing water quality actually assessed?
Behind the annual grade: a season of testing for intestinal enterococci and E. coli, reported to the European Environment Agency each spring under the EU Bathing Water Directive. A few countries, Croatia via IZOR included, also publish individual in-season samples ahead of that report, but Portz Plouz doesn't have one published yet.
What's the easiest way to reach Portz Plouz?
There's no parking mapped within 1.5 km of Portz Plouz, so plan on a walk, or arrive early once it gets busy. The nearest town is Île-d'Houat, about ~1.6 km away.