La Grande Cosse
La Grande Cosse is a clothing-optional beach in Aude, France. The sea is warmest in August at about 22°C (71°F) and coolest in February (12°C (53°F)). Average air temperatures peak in July at 24°C (75°F), and the best time to visit is June to August. There are 8 other naturist places within 50 km (31 mi), the closest being Plage des Mouettes (10 km (6.2 mi)).
Weather and water temperature at La Grande Cosse
Tap a month. Averages: air 2001–2025 (NASA POWER), sea 1991–2020 (NOAA OISST).
| Month | Air | Sea | Rain |
|---|---|---|---|
| January | 8°C | 12°C | 51 mm |
| February | 8°C | 12°C | 39 mm |
| March | 11°C | 12°C | 51 mm |
| April | 13°C | 14°C | 61 mm |
| May | 17°C | 16°C | 49 mm |
| June (best) | 21°C | 19°C | 27 mm |
| July (best) | 24°C | 21°C | 21 mm |
| August (best) | 24°C | 22°C | 25 mm |
| September | 20°C | 20°C | 43 mm |
| October | 17°C | 18°C | 72 mm |
| November | 12°C | 16°C | 59 mm |
| December | 9°C | 14°C | 42 mm |
Not sure what the numbers mean? Here is how warm is warm enough to swim.
Visiting
- Coordinates: 43.19714, 3.21483 · OpenStreetMap
- Local law: is public nudity legal in France?
- Before you go, read our nude beach etiquette guide.
- First time? Read our guide to your first time at a nude beach.
Naturist places near La Grande Cosse
- 1Plage des Mouettes nude beach · Aude · best June to AugustToleratedSea 22°C in August
- 2Plage des Ayguades nude beach · Aude · best June to AugustClothing optionalSea 22°C in August
- 3Plage Sérignan naturiste nude beach · Hérault · best July to AugustOfficialSea 22°C in August
- 4Le Sérignan Plage Nature naturist campground · Hérault · best JulyClothing optional
- 5Plage Sérignan nude beach · Hérault · best July to AugustClothing optionalSea 22°C in August
- 6Plage de la Mateille nude beach · Aude · best June to AugustOfficialSea 22°C in August
- 7Plage des Montilles nude beach · Aude · best June to AugustClothing optionalSea 22°C in August
- 8Plage naturiste Cap d'Agde nude beach · Hérault · best June to AugustOfficialSea 22°C in August
Status labels: Official · Naturist only · Clothing optional · Tolerated · Customary · Listed · Prohibited · Closed. Statuses come from open data and are not yet verified in person.
Frequently asked questions
Is La Grande Cosse clothing optional?
La Grande Cosse is listed as "clothing optional" according to OpenStreetMap (nudism=allowed). Rules can change, and clothing-optional zones are often only part of a beach, so look for signs on arrival and follow local rules. NudistMap has not yet verified this status in person. You can check what applies in France before you go.
When is the best time to visit La Grande Cosse?
Based on 2001–2025 climate averages (NASA POWER), the most comfortable months are June to August. July averages 24°C (75°F) and January 8°C (46°F).
How warm is the water at La Grande Cosse?
Long-term sea surface temperatures (NOAA OISST, 1991–2020) range from 12°C (53°F) to 22°C (71°F) in August. Water at the shore can be a few degrees different.
What other naturist places are near La Grande Cosse?
The closest are Plage des Mouettes (10 km (6.2 mi)), Plage des Ayguades (11 km (6.5 mi)) and Plage Sérignan naturiste (11 km (7 mi)).
Sources
Status from OpenStreetMap (nudism=allowed). Not yet verified against an official source; local rules may have changed. Data updated 2026-10-31. All data sources and licenses. © OpenStreetMap contributors.