Plage du Château Sea Water Temperature
A temperate beach on the Celtic Sea, warmest around August at about 15.4°C. Today's reading, 7-day forecast, and monthly averages below.
Plage du Château water temperature
Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges.
7-Day Water Temperature Forecast
Plage du Château Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Plage du Château occurs inJuly, August, September, October — peaking at15.4°C (59.7°F) in August.
Year-Round Water Temperature Curve (°C / °F)
Hover a bar for detailsFull 12-month data table — min / avg / max & swimming comfort
| Month | Min Water Temp | Average Water Temp | Max Water Temp | Swimming Comfort |
|---|---|---|---|---|
| January | 10°C | 11.2°C | 12.6°C | Very Cold (< 16°C) |
| February | 9°C | 10.5°C | 11.3°C | Very Cold (< 16°C) |
| March | 9.3°C | 10.4°C | 11.5°C | Very Cold (< 16°C) |
| April | 9.9°C | 11°C | 12.3°C | Very Cold (< 16°C) |
| May | 11°C | 12.4°C | 14°C | Very Cold (< 16°C) |
| June | 12.6°C | 13.8°C | 15°C | Very Cold (< 16°C) |
| July | 13.3°C | 15°C | 17.4°C | Very Cold (< 16°C) |
| August | 13.7°C | 15.4°C | 17.3°C | Very Cold (< 16°C) |
| SeptemberCurrent | 13.6°C | 14.9°C | 16.4°C | Very Cold (< 16°C) |
| October | 13.5°C | 14.3°C | 16.2°C | Very Cold (< 16°C) |
| November | 11.9°C | 13.5°C | 14.8°C | Very Cold (< 16°C) |
| December | 11.2°C | 12.3°C | 13.6°C | Very Cold (< 16°C) |
Swimming FAQs for Plage du Château
Is the sea warm enough to swim in Plage du Château today?
Typical sea surface temperature in Plage du Château this time of year is 14.9°C (58.8°F) — classified as Very Cold (< 16°C). Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges. Live readings load automatically.
What are the warmest months for swimming in Plage du Château?
The highest water temperatures in Plage du Château typically occur duringJuly, August, September, October, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Plage du Château in September?
Historically in September, water temperatures in Plage du Château average around14.9°C (58.8°F), fluctuating between a recorded minimum of 13.6°C and a maximum of 16.4°C.