Grande Plage des Sables d'Olonne Sea Water Temperature
A temperate beach on the Cantabrian Sea, warmest around August at about 19.7°C. Today's reading, 7-day forecast, and monthly averages below.
Grande Plage des Sables d'Olonne water temperature
Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing.
7-Day Water Temperature Forecast
Grande Plage des Sables d'Olonne Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Grande Plage des Sables d'Olonne occurs inJune, July, August, September — peaking at19.7°C (67.5°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 | 9°C | 10.6°C | 13°C | Very Cold (< 16°C) |
| February | 8.7°C | 9.8°C | 11.1°C | Very Cold (< 16°C) |
| March | 8.2°C | 10.3°C | 11.8°C | Very Cold (< 16°C) |
| April | 10.6°C | 12.2°C | 15.6°C | Very Cold (< 16°C) |
| May | 12.4°C | 14.8°C | 18.6°C | Very Cold (< 16°C) |
| June | 14.6°C | 17.3°C | 19.5°C | Cool / Refreshing (16°C – 20°C) |
| July | 16.9°C | 19.3°C | 22.7°C | Cool / Refreshing (16°C – 20°C) |
| August | 17.8°C | 19.7°C | 23.7°C | Cool / Refreshing (16°C – 20°C) |
| SeptemberCurrent | 16.2°C | 18.8°C | 20.6°C | Cool / Refreshing (16°C – 20°C) |
| October | 15.3°C | 17.3°C | 21.1°C | Cool / Refreshing (16°C – 20°C) |
| November | 12°C | 14.5°C | 17.4°C | Very Cold (< 16°C) |
| December | 10°C | 12.1°C | 14.1°C | Very Cold (< 16°C) |
Swimming FAQs for Grande Plage des Sables d'Olonne
Is the sea warm enough to swim in Grande Plage des Sables d'Olonne today?
Typical sea surface temperature in Grande Plage des Sables d'Olonne this time of year is 18.8°C (65.8°F) — classified as Cool / Refreshing (16°C – 20°C). Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing. Live readings load automatically.
What are the warmest months for swimming in Grande Plage des Sables d'Olonne?
The highest water temperatures in Grande Plage des Sables d'Olonne typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Grande Plage des Sables d'Olonne in September?
Historically in September, water temperatures in Grande Plage des Sables d'Olonne average around18.8°C (65.8°F), fluctuating between a recorded minimum of 16.2°C and a maximum of 20.6°C.