Portu zaharra Sea Water Temperature
A temperate beach on the Cantabrian Sea, warmest around August at about 22.3°C. Today's reading, 7-day forecast, and monthly averages below.
Portu zaharra water temperature
Pleasant and revitalizing. Great for most beachgoers and active recreational swimming.
7-Day Water Temperature Forecast
Portu zaharra Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Portu zaharra occurs inJune, July, August, September — peaking at22.3°C (72.1°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 | 3°C | 12.7°C | 15°C | Very Cold (< 16°C) |
| February | 10.6°C | 12.1°C | 13.4°C | Very Cold (< 16°C) |
| March | 11.3°C | 12.6°C | 14.4°C | Very Cold (< 16°C) |
| April | 12.3°C | 13.9°C | 17.3°C | Very Cold (< 16°C) |
| May | 13.3°C | 16°C | 19°C | Cool / Refreshing (16°C – 20°C) |
| June | 16.1°C | 19.3°C | 21.7°C | Cool / Refreshing (16°C – 20°C) |
| July | 18.9°C | 21.7°C | 24.3°C | Comfortable (20°C – 24°C) |
| August | 20.5°C | 22.3°C | 25°C | Comfortable (20°C – 24°C) |
| SeptemberCurrent | 18.9°C | 21.3°C | 23°C | Comfortable (20°C – 24°C) |
| October | 16.9°C | 18.9°C | 22.5°C | Cool / Refreshing (16°C – 20°C) |
| November | 13.7°C | 16°C | 17.9°C | Cool / Refreshing (16°C – 20°C) |
| December | 12.8°C | 14.1°C | 15.7°C | Very Cold (< 16°C) |
Swimming FAQs for Portu zaharra
Is the sea warm enough to swim in Portu zaharra today?
Typical sea surface temperature in Portu zaharra this time of year is 21.3°C (70.3°F) — classified as Comfortable (20°C – 24°C). Pleasant and revitalizing. Great for most beachgoers and active recreational swimming. Live readings load automatically.
What are the warmest months for swimming in Portu zaharra?
The highest water temperatures in Portu zaharra typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Portu zaharra in September?
Historically in September, water temperatures in Portu zaharra average around21.3°C (70.3°F), fluctuating between a recorded minimum of 18.9°C and a maximum of 23°C.