France · Loire-Atlantique
Baie Du Guec
Loire-Atlantique, 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 | 21.2 | 0.5 |
| Thu 3 | 21.4 | 0.6 |
| Fri 4 | 21.5 | 0.6 |
| Sat 5 | 22.3 | 0.6 |
| Sun 6 | 21.9 | 0.8 |
| Mon 7 | 21.9 | 1.0 |
| Tue 8 | 21.7 | 1.4 |
Water quality history
Official EEA classification, one rating per bathing season, 2015–2025 — real data reported by national authorities.
- 2015: Excellent2015
- 2016: Excellent2016
- 2017: Excellent2017
- 2018: Excellent2018
- 2019: Good2019
- 2020: Excellent2020
- 2021: Good2021
- 2022: Sufficient2022
- 2023: Sufficient2023
- 2024: Poor2024
- 2025: Sufficient2025
Sufficient in the most recent season, and 7 of 11 classified years rated Excellent or Good.
- Excellent
- Good
- Sufficient
- Poor
- Not classified
View as table
| Year | Classification |
|---|---|
| 2015 | Excellent |
| 2016 | Excellent |
| 2017 | Excellent |
| 2018 | Excellent |
| 2019 | Good |
| 2020 | Excellent |
| 2021 | Good |
| 2022 | Sufficient |
| 2023 | Sufficient |
| 2024 | Poor |
| 2025 | Sufficient |
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
- Baie de Convert587 mLoire-Atlantique
- Anse de Toullain1.2 kmLoire-Atlantique
- Le Nau1.6 kmLoire-Atlantique
- La Govelle2.0 kmLoire-Atlantique
Distances calculated as straight-line (haversine) from official coordinates.
Getting there & around
- Easy by car — there's parking close to the beach.
- Bus stop: Pré de la Lande, about ~440 m away.
Food, stays & town
- Nearest village: Le Pouliguen, about ~1.4 km away.
- 2 places to stay mapped nearby Closest is L'écrin de l'océan, about ~240 m 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 Baie Du Guec?
Thinking of swimming at Baie Du Guec? The short answer: its official EU Bathing Water rating for 2025 is Sufficient — meets the minimum EU standard in the latest annual 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. Water quality here has been improving: the rating moved from Poor to Sufficient in 2025. There's parking about ~30 m from the beach.
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, 7 have come back Excellent or Good — a track record worth checking each year rather than assuming. On site you'll find Parking, Benches, and Trash bins. The nearest town, Le Pouliguen, is about ~1.4 km away.
Worth remembering: “Sufficient” isn't a live reading, it's an annual grade — Excellent, Good, Sufficient or Poor — set once a year from that season's water samples and describing the average, not this afternoon's conditions. For what the sea is doing right now, check the “Right now” panel and 7-day outlook above. It sits in Loire-Atlantique.
Frequently asked questions
Is it safe to go in the water at Baie Du Guec?
It passes, barely: Baie Du Guec's official 2025 classification is Sufficient, the minimum passing grade, so a quick check of posted advisories is worthwhile before you swim.
What temperature is the sea at Baie Du Guec right now?
The latest reading puts the sea at Baie Du Guec at around 21°C — the “Right now” panel above has the full live picture. That's the reading right off Loire-Atlantique. On the modeled climatology here, August usually runs warmest.
When should you plan a swimming trip to Baie Du Guec?
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 Loire-Atlantique. Within that window, August is typically the single warmest month.
How is bathing water quality actually assessed?
Once a year, national authorities report a full season of testing for intestinal enterococci and E. coli to the European Environment Agency, which grades the season Excellent, Good, Sufficient or Poor under the EU Bathing Water Directive. A handful of countries, including Croatia via IZOR, also publish individual in-season samples ahead of that report — Baie Du Guec doesn't have that feed set up yet.
What's the easiest way to reach Baie Du Guec?
By car, it's easy — parking is right by the beach. By bus, the nearest stop is Pré de la Lande, about ~440 m away. The nearest town is Le Pouliguen, about ~1.4 km away.