Barcelona water temperature
The sea off Barcelona is warmest in August, around 78°F (25°C), and coolest in February, around 55°F (13°C).
Photo: dronepicr, CC BY 2.0
Sea temperature by month
| Month | Sea | Feels | Air high |
|---|---|---|---|
| January | 56°F (14°C) | Cold: wetsuit | 57°F |
| February | 55°F (13°C) | Cold: wetsuit | 58°F |
| March | 56°F (13°C) | Cold: wetsuit | 62°F |
| April | 58°F (15°C) | Cold: wetsuit | 65°F |
| May | 63°F (17°C) | Cold: wetsuit | 71°F |
| June | 69°F (21°C) | Cool: wetsuit for long swims | 78°F |
| July | 75°F (24°C) | Pleasant | 83°F |
| August | 78°F (25°C) | Warm | 84°F |
| September | 75°F (24°C) | Pleasant | 79°F |
| October | 70°F (21°C) | Refreshing | 72°F |
| November | 63°F (17°C) | Cold: wetsuit | 64°F |
| December | 59°F (15°C) | Cold: wetsuit | 58°F |
Average sea-surface temperature just offshore, 1991–2020. Water in shallow bays runs a little warmer on sunny afternoons.
On the water in Barcelona
Questions
When is the water warmest in Barcelona?
August, at about 78°F (25°C).
Can you swim in Barcelona all year?
The water is comfortably warm (73°F/23°C or more) in July, August, September. Outside those months most people want a wetsuit for long swims.
Do I need a wetsuit to snorkel in Barcelona?
In February, at 55°F, a 3 mm wetsuit makes a long snorkel much more comfortable. Many tours include or rent one.
