Spain
Barcelona weather by month
Barcelona is warmest in August, with average highs of 28°C, and coolest in January at 14°C. The sea ranges from about 14°C to 27°C, warmest in August.
- WarmestAugust28°C average high
- CoolestJanuary14°C average high
- Warmest seaAugust27°C on average
- From Dublin≈ 2h 15mdirect, estimated
Barcelona through the year
Beach weather (highs of 25°C or more and fewer than seven rainy days) is most likely June to August.
Month by month
| Month | High | Low | Sea | Rainy days | Rain | Sky | Days 25°C+ |
|---|---|---|---|---|---|---|---|
| January | 14° | 5° | 14° | 3 | 37 mm | Often cloudy | 0% |
| February | 14° | 5° | 14° | 5 | 34 mm | Often cloudy | 0% |
| March | 16° | 8° | 14° | 6 | 56 mm | Often cloudy | 0% |
| April | 18° | 10° | 16° | 7 | 62 mm | Often cloudy | 0% |
| May | 21° | 13° | 19° | 5 | 46 mm | Often cloudy | 9% |
| June | 26° | 18° | 22° | 4 | 34 mm | Some cloud | 60% |
| July | 28° | 21° | 26° | 4 | 34 mm | Some cloud | 92% |
| August | 28° | 21° | 27° | 4 | 46 mm | Some cloud | 92% |
| September | 25° | 18° | 25° | 8 | 93 mm | Often cloudy | 55% |
| October | 22° | 15° | 22° | 7 | 95 mm | Often cloudy | 9% |
| November | 17° | 10° | 18° | 6 | 65 mm | Often cloudy | 0% |
| December | 15° | 6° | 16° | 3 | 32 mm | Often cloudy | 0% |
Shaded rows: beach weather (June to August). Rainy day = 2 mm or more. Sky = average cloud cover. How we measure
Flying time
Estimated from the distance for a direct flight. Real schedules vary, and many long-haul trips need a connection.
- From Dublin≈ 2h 15m
- From Cork≈ 2h 15m
- From Belfast≈ 2h 30m
- From London≈ 2h
- From Manchester≈ 2h 15m
- From Glasgow≈ 2h 30m
Air: ERA5 reanalysis via Open-Meteo, 2011–2025, for the grid point at 41.39, 2.17 (29 m). Sea: Copernicus Marine analysis via Open-Meteo, 2023–2025. Averages describe past weather, not a forecast.