Warm in Jun
26°C average high
avg high · 18° at night
25°C+ on 6 in 10 days
South Africa
Cape Town weather in June
Is it warm? Not really. June in Cape Town is cool: afternoons average 17°C and nights 10°C. Most days (80%) peak between 14°C and 21°C.
Cool · average high
17°C
25°C or more on almost no days; 20°C or more on about one in ten days.
- Average low10°overnight
- Sea14°average, 2023–2025
- Rainy days10120 mm in the month
- SkyOften cloudy49% cloud · 30% clear days
How warm it really gets
Every June afternoon from 2011–2025: 450 days. Most (80%) peaked between 14° and 21°.
June, year by year
The average June high in each year. The warmest, 2022, averaged 19°C; the coolest, 2023, 16°C.
Compared with home
Average June highs. Expect rain on about 10 days (120 mm in a typical month).
- Cape Town17°
- London21°
- Manchester19°
- Cork18°
- Dublin17°
- Glasgow17°
- Belfast17°
Warmer in June, not much further
Flying times are estimates from Dublin; Cape Town is about 12h 45m.
Hot in Jun
28°C average high
avg high · 19° at night
25°C+ on 9 in 10 days
Hot in Jun
28°C average high
avg high · 20° at night
25°C+ on 8 in 10 days
Air: ERA5 reanalysis via Open-Meteo, 2011–2025. Sea: Copernicus Marine analysis via Open-Meteo, 2023–2025. Rainy day = 2 mm or more. Clear day = average cloud cover of 30% or less. These are averages of past weather, not a forecast. Methodology