Weather in Cape Town in September
Climate normals based on 10 years of historical data for Cape Town, Afrika Selatan.
Average high
19°C
Average low
11°C
Rainfall
41 mm
7 rainy days
Sunshine
4.6h/day
Kelembapan
70%
Sea temperature
14.1°C
How Hot Is Cape Town in September?
Daytime temperatures in Cape Town climb to about 19°C in September, cooling to 11°C overnight as the city shakes off winter.
Sunshine Hours in September
Sun and cloud trade off in Cape Town's September: 4.6h of direct sun, daylight from 6:45 am to 6:35 pm.
Does It Rain In Cape Town In September?
September brings reliable rain to Cape Town: 41mm across 7 days.
Is Cape Town Humid In September?
Sticky conditions in Cape Town: humidity sits at 70% across September.
How Warm Is The Sea In Cape Town In September?
The water stays cold off Cape Town in September — averaging around 14.1°C, brisk for most swimmers.
Wind In Cape Town In September
Sea breeze or thermal winds keep Cape Town moving at 21 kph in September.
Cloud Cover In Cape Town In September
Cloudy skies dominate Cape Town in September — averaging 53% cloud cover.
Cities With Similar Weather In September
Weather in Cape Town, month by month
| Month | High / Low | Hujan | |
|---|---|---|---|
| Cuaca di Bulan Januari | 27°C / 18°C | 14mm | Details → |
| Cuaca di Bulan Februari | 27°C / 17°C | 11mm | Details → |
| Cuaca di Bulan Maret | 25°C / 16°C | 29mm | Details → |
| Cuaca di Bulan April | 23°C / 14°C | 32mm | Details → |
| Cuaca di Bulan Mei | 20°C / 12°C | 56mm | Details → |
| Cuaca di Bulan Juni | 18°C / 11°C | 108mm | Details → |
| Cuaca di Bulan Juli | 17°C / 9°C | 86mm | Details → |
| Cuaca di Bulan Agustus | 17°C / 10°C | 65mm | Details → |
| Cuaca di Bulan September | 19°C / 11°C | 41mm | |
| Cuaca di Bulan Oktober | 22°C / 13°C | 26mm | Details → |
| Cuaca di Bulan November | 23°C / 14°C | 20mm | Details → |
| Cuaca di Bulan Desember | 25°C / 16°C | 23mm | Details → |