BeachScout

On the beach

  • Parking
  • Restaurant
  • Sandy shore
  • Toilets

Right now

Live conditions from Open-Meteo, refreshed hourly.

Sea temp
20°C
Pleasant for swimming
Wave height
0.6m
Light chop
Wind
11km/h
NNW breeze
UV index
6/ 11
Moderate — some protection advised

7-day outlook

7-day marine forecast from Open-Meteo.

Sea temperature

Next 7 days, °C

20°20°21°21°21°20.5 °CWed 2Thu 3Fri 4Sat 5Sun 6Mon 7Tue 8

Wave height

Next 7 days, metres

0.4m1.0m1.6m2.2m1.9 mWed 2Thu 3Fri 4Sat 5Sun 6Mon 7Tue 8
View as table
7-day sea temperature and wave height forecast for Grande Plage
DaySea temp (°C)Wave height (m)
Wed 220.30.8
Thu 320.60.9
Fri 420.51.0
Sat 521.20.9
Sun 620.70.9
Mon 720.71.4
Tue 820.51.9

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: Excellent2019
  • 2020: Excellent2020
  • 2021: Excellent2021
  • 2022: Excellent2022
  • 2023: Excellent2023
  • 2024: Excellent2024
  • 2025: Excellent2025

Excellent in the most recent season, and 11 of 11 classified years rated Excellent or Good.

  • Excellent
  • Good
  • Sufficient
  • Poor
  • Not classified
View as table
11-year EEA bathing water classification history for Grande Plage
YearClassification
2015Excellent
2016Excellent
2017Excellent
2018Excellent
2019Excellent
2020Excellent
2021Excellent
2022Excellent
2023Excellent
2024Excellent
2025Excellent

Typical sea temperature by month

Modeled estimate

Plausible seasonal climatology derived from latitude, for illustration — not a measured average.

Monthly sea temperature

Typical range across the year, °C

12°16°19°23°26°Typical this month: 24°CJanFebMarAprMayJunJulAugSepOctNovDec
View as table
Typical monthly sea temperature at Grande Plage (modeled climatology)
MonthTypical sea temp (°C)
Jan15
Feb14
Mar15
Apr17
May19
Jun22
Jul23
Aug24
Sep24
Oct22
Nov20
Dec17

Location & nearby beaches

47.4791°N, -3.1208°E · Open larger map ↗ · Open in Google Maps ↗

Nearby beaches

Distances calculated as straight-line (haversine) from official coordinates.

Getting there & around

  • Easy by car — there's parking close to the beach.
  • Bus stop: Grande Plage, about ~410 m away.

Food, stays & town

  • Nearest town: Fos-sur-Mer, about ~1.1 km away.
  • 15 places to eat within 1 km Closest is Le Farniente, about ~140 m away.
  • 1 place to stay mapped nearby Closest is Hôtel Azur, about ~520 m away.
  • 3 shops nearby, the closest about ~520 m away

What kind of beach is this?

This is a town beach, woven into the everyday fabric of a city or larger settlement — expect company on warm days, especially through July and August, alongside easy access to shops and services.

Estimated from OpenStreetMap surroundings data (ODbL).

Is the water clean at Grande Plage?

Grande Plage 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. You can park about ~140 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. That rating has been consistent: every one of the 11 classified seasons on record has come back Excellent or Good. On site you'll find Sandy shore, Toilets, and Restaurant. Fos-sur-Mer — the closest town — sits about ~1.1 km 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 15 places to eat within a kilometre — Le Farniente is the closest, about ~140 m away.

Frequently asked questions

Is Grande Plage a safe beach for swimming?

Yes. Its official 2025 EU Bathing Water rating is Excellent, the top classification, and 11 of the 11 classified seasons on record have rated Excellent or Good. It's also held steady at Excellent for 11 straight years.

How warm is the sea at Grande Plage right now?

Checking in on Grande Plage right now: the water is around 20°C, per the latest reading — the “Right now” panel above tracks it live. That's the reading right off Morbihan.

What's the best month to visit Grande Plage for swimming?

The most reliable stretch for warm water runs through July–September, based on the modeled climatology. That applies to the water around Morbihan.

What does the water quality rating actually measure?

National authorities sample the water for intestinal enterococci and E. coli bacteria through the bathing season and report the full-season results to the European Environment Agency each spring for the season just finished, which assigns one of four annual classifications — Excellent, Good, Sufficient or Poor — under the EU Bathing Water Directive. Some national authorities, including Croatia's IZOR, also publish individual in-season sample results ahead of that annual report.

How do I get to Grande Plage without a car?

By car, it's easy — parking is right by the beach. By bus, the nearest stop is Grande Plage, about ~410 m away. The nearest town is Fos-sur-Mer, about ~1.1 km away.