Caribbean
Aruba weather by month
Aruba is warmest in August, with average highs of 34°C, and coolest in January at 31°C. The sea ranges from about 26°C to 30°C, warmest in October.
- WarmestAugust34°C average high
- CoolestJanuary31°C average high
- Warmest seaOctober30°C on average
- From Dublin≈ 9h 15mdirect, estimated
Aruba through the year
Beach weather (highs of 25°C or more and fewer than seven rainy days) is most likely January to September. November is the wettest month, with rain on about 15 days.
Month by month
| Month | High | Low | Sea | Rainy days | Rain | Sky | Days 25°C+ |
|---|---|---|---|---|---|---|---|
| January | 31° | 25° | 27° | 4 | 29 mm | Some cloud | 100% |
| February | 31° | 25° | 26° | 3 | 20 mm | Some cloud | 100% |
| March | 31° | 26° | 27° | 2 | 17 mm | Some cloud | 100% |
| April | 32° | 26° | 27° | 2 | 16 mm | Often cloudy | 100% |
| May | 32° | 27° | 28° | 3 | 19 mm | Mostly cloudy | 100% |
| June | 33° | 27° | 28° | 2 | 17 mm | Often cloudy | 100% |
| July | 33° | 27° | 28° | 2 | 15 mm | Often cloudy | 100% |
| August | 34° | 28° | 28° | 3 | 23 mm | Often cloudy | 100% |
| September | 34° | 28° | 29° | 6 | 39 mm | Often cloudy | 100% |
| October | 33° | 27° | 30° | 13 | 87 mm | Often cloudy | 100% |
| November | 32° | 26° | 29° | 15 | 113 mm | Often cloudy | 100% |
| December | 31° | 26° | 28° | 9 | 57 mm | Some cloud | 100% |
Shaded rows: beach weather (January to September). Rainy days = days with 1 mm of rain or more, as weather stations count them. 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≈ 9h 15m
- From Cork≈ 9h
- From Belfast≈ 9h 15m
- From London≈ 9h 45m
- From Manchester≈ 9h 30m
- From Glasgow≈ 9h 30m
Air: Copernicus ERA5-Land, 2011–2025, for the land nearest Aruba (4 m), matched to the official 1991-2020 averages for Queen Beatrix airport (Departamento Meteorologico Aruba). Sea: Copernicus ERA5 sea surface temperature, 2022–2025. Averages describe past weather, not a forecast.