Measurements:
°C
°F
Capetown
62°F
NE 1 mph
Feels like: 62°F
Precip: 2%
World Resorts South Africa Capetown Weather

Capetown Sea Water Temperature

Current Sea Water Temperature:
+57.4°F
Maximum Sea Water Temperature in October: 62.4°F
Minimum Sea Water Temperature in October: 49.8°F
Average water temperature in October: 58.3°F

Sea Water Temperature for the Last 10 Days:

October 18 57.4°F October 13 55.2°F
October 17 57.4°F October 12 56.8°F
October 16 58.4°F October 11 57.2°F
October 15 57.6°F October 10 55.6°F
October 14 56.4°F October 09 53.8°F

When is the Warmest Sea for Capetown?

According to our data for the last three years for Capetown the highest average sea water temperature was in February, January and March.

Average Water Temperature by Month, °F

Sea Water Temperature in February

Select Year: 2026 2025 2024

The average sea surface temperature in February 2026 for Capetown was 61.1°F. The maximum and minimum values were 53.6°F and 68.2°F respectively.

Sea Water Temperature in January

Select Year: 2026 2025 2024

The average sea surface temperature in January 2026 for Capetown was 57.6°F. The maximum and minimum values were 52.8°F and 62.0°F respectively.

Sea Water Temperature in March

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Capetown was 63.9°F. The maximum and minimum values were 59.6°F and 69.0°F respectively.

Best Time to Visit Capetown
The most sunny months:
January 24 days
February 22 days
December 22 days
The most warm months:
January 80.0 °F
February 79.9 °F
March 77.4 °F
Warmest sea temperature:
February 63.4 °F
January 63.0 °F
March 61.7 °F
The most cold months:
July 61.9 °F
August 62.8 °F
June 63.2 °F
The most rainy months:
June 5 days
August 4 days
July 4 days
The most windy months:
January 11 mph
December 11 mph
November 11 mph

Capetown on the Weather Map

South Africa Resorts:
NAME
F°
Capetown +62
Durban +78
Hazyview +88
Johannesburg +80
Pilanesberg +86
Port Elizabeth +56
Pretoria +82
24 Hours Weather Forecast
Capetown
Local time: 08:49
19 oct, monday
0900 62°F
NE
1 mph
1200 64°F
NE
7 mph
1500 66°F
N
6 mph
1800 62°F
N
7 mph
2100 58°F
N
5 mph
20 oct, tuesday
0000 58°F
W
2 mph
0300 56°F
SW
2 mph
0600 54°F
S
2 mph