Dunes du Chatelet
Nude beach in Pas-de-Calais, France
Dunes du Chatelet is a clothing-optional beach in Pas-de-Calais, France. The sea is warmest in August at about 18°C (64°F) and coolest in March (8°C (46°F)). Average air temperatures peak in August at 18°C (64°F). EU monitoring rated the bathing water "Excellent" in 2025. There are 7 other naturist places within 50 km (31 mi), the closest being Wissant (4.4 km (2.7 mi)).
Weather and water temperature at Dunes du Chatelet
Tap a month. Averages: air 2001–2025 (NASA POWER), sea 1991–2020 (NOAA OISST).
| Month | Air | Sea | Rain |
|---|---|---|---|
| January | 6°C | 9°C | 70 mm |
| February | 5°C | 8°C | 57 mm |
| March | 7°C | 8°C | 52 mm |
| April | 9°C | 9°C | 39 mm |
| May | 12°C | 11°C | 52 mm |
| June | 15°C | 14°C | 54 mm |
| July | 17°C | 16°C | 62 mm |
| August | 18°C | 18°C | 68 mm |
| September | 16°C | 17°C | 56 mm |
| October | 13°C | 16°C | 81 mm |
| November | 10°C | 13°C | 86 mm |
| December | 7°C | 11°C | 84 mm |
Not sure what the numbers mean? Here is how warm is warm enough to swim.
Visiting
- Bathing water profile: TARDINGHEN LE CHATELET
- Coordinates: 50.87725, 1.63854 · 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 Dunes du Chatelet
- 1Wissant nude beach · Pas-de-CalaisClothing optionalSea 18°C in August
- 2Cap Blanc Nez nude beach · Pas-de-CalaisClothing optionalSea 18°C in August
- 3Calais plage nude beach · Pas-de-CalaisClothing optionalSea 18°C in August
- 4Hardelot Plage nude beach · Pas-de-CalaisClothing optionalSea 18°C in August
- 5Abbot's Cliff Beach nude beach · KentCustomarySea 18°C in August
- 6La Colme Nature naturist campground · NordClothing optional
- 7Stella Plage nude beach · Pas-de-CalaisClothing optionalSea 18°C in August
- 8Plage de Quend Marquenterre les bouchots nude beach · SommeToleratedSea 18°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 Dunes du Chatelet clothing optional?
Dunes du Chatelet 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.
How warm is the water at Dunes du Chatelet?
Long-term sea surface temperatures (NOAA OISST, 1991–2020) range from 8°C (46°F) to 18°C (64°F) in August. Water at the shore can be a few degrees different.
Is the water clean at Dunes du Chatelet?
The nearest EU-monitored bathing site (TARDINGHEN LE CHATELET) was rated "Excellent" for the 2025 season under the EU Bathing Water Directive.
What other naturist places are near Dunes du Chatelet?
The closest are Wissant (4.4 km (2.7 mi)), Cap Blanc Nez (7.8 km (4.8 mi)) and Calais plage (15 km (9.2 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.