Plage de Gros Jonc Sea Water Temperature
A temperate beach on the Cantabrian Sea, warmest around August at about 20°C. Today's reading, 7-day forecast, and monthly averages below.
Plage de Gros Jonc water temperature
Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing.
7-Day Water Temperature Forecast
Plage de Gros Jonc Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Plage de Gros Jonc occurs inJune, July, August, September — peaking at20°C (68°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 | 7.7°C | 10.2°C | 12.4°C | Very Cold (< 16°C) |
| February | 8.3°C | 9.5°C | 11.3°C | Very Cold (< 16°C) |
| March | 8.1°C | 10.3°C | 12.1°C | Very Cold (< 16°C) |
| April | 10.9°C | 12.4°C | 15.3°C | Very Cold (< 16°C) |
| May | 12.4°C | 15.1°C | 18.9°C | Very Cold (< 16°C) |
| June | 14.4°C | 17.5°C | 19.5°C | Cool / Refreshing (16°C – 20°C) |
| July | 17.2°C | 19.5°C | 22.5°C | Cool / Refreshing (16°C – 20°C) |
| August | 18.3°C | 20°C | 24.2°C | Comfortable (20°C – 24°C) |
| SeptemberCurrent | 15.7°C | 18.8°C | 21.1°C | Cool / Refreshing (16°C – 20°C) |
| October | 15.1°C | 17.4°C | 21.3°C | Cool / Refreshing (16°C – 20°C) |
| November | 12.1°C | 14.3°C | 17.2°C | Very Cold (< 16°C) |
| December | 10°C | 11.7°C | 13.8°C | Very Cold (< 16°C) |
Swimming FAQs for Plage de Gros Jonc
Is the sea warm enough to swim in Plage de Gros Jonc today?
Typical sea surface temperature in Plage de Gros Jonc 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 Plage de Gros Jonc?
The highest water temperatures in Plage de Gros Jonc typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Plage de Gros Jonc in September?
Historically in September, water temperatures in Plage de Gros Jonc average around18.8°C (65.8°F), fluctuating between a recorded minimum of 15.7°C and a maximum of 21.1°C.