South Africa
Cape Town weather by month
Cape Town is warmest in January, with average highs of 26°C, and coolest in July at 16°C. The sea ranges from about 14°C to 15°C, warmest in March.
- WarmestJanuary26°C average high
- CoolestJuly16°C average high
- Warmest seaMarch15°C on average
- From Dublin≈ 12h 45mdirect, estimated
Cape Town through the year
Beach weather (highs of 25°C or more and fewer than seven rainy days) is most likely January to February. June is the wettest month, with rain on about 10 days.
Month by month
| Month | High | Low | Sea | Rainy days | Rain | Sky | Days 25°C+ |
|---|---|---|---|---|---|---|---|
| January | 26° | 18° | 14° | 2 | 13 mm | Some cloud | 55% |
| February | 26° | 18° | 14° | 1 | 10 mm | Mostly clear | 54% |
| March | 24° | 16° | 15° | 3 | 28 mm | Some cloud | 35% |
| April | 22° | 14° | 14° | 3 | 37 mm | Some cloud | 22% |
| May | 19° | 12° | 14° | 5 | 60 mm | Often cloudy | 7% |
| June | 17° | 10° | 14° | 10 | 120 mm | Often cloudy | 2% |
| July | 16° | 9° | 14° | 9 | 100 mm | Often cloudy | 1% |
| August | 17° | 10° | 14° | 9 | 88 mm | Often cloudy | 1% |
| September | 18° | 11° | 14° | 5 | 45 mm | Often cloudy | 6% |
| October | 21° | 13° | 15° | 3 | 29 mm | Some cloud | 16% |
| November | 23° | 14° | 14° | 3 | 26 mm | Some cloud | 22% |
| December | 24° | 16° | 14° | 3 | 21 mm | Some cloud | 37% |
Shaded rows: beach weather (January to February). 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≈ 12h 45m
- From Cork≈ 12h 30m
- From Belfast≈ 12h 45m
- From London≈ 12h 15m
- From Manchester≈ 12h 30m
- From Glasgow≈ 13h
Air: ERA5 reanalysis via Open-Meteo, 2011–2025, for the grid point at -33.92, 18.42 (24 m). Sea: Copernicus Marine analysis via Open-Meteo, 2023–2025. Averages describe past weather, not a forecast.