Average sea water temperature in January:
+61.7°F
| Minimum sea water temperature in January: | 67.6°F |
| Maximum sea water temperature in January: | 52.5°F |
Daily sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 56.9°F. The highest and lowest sea temperatures during the month were 60.8°F and 52.5°F.
sea water
temperature
temperature
| Capetown |
monthly
weather
weather
| Capetown |
current
weather
weather
| Capetown |
14 days
forecast
forecast
| Capetown |
Monthly sea water temperature in Capetown, °F
Which South Africa resorts have warmest sea in January?
| Place name | January 2026 | January 2025 |
|---|---|---|
| Durban | 76.3°F | 78.7°F |
| Port Elizabeth | 69.8°F | 73.6°F |
| Capetown | 56.9°F | 59.1°F |
Best time for vacation in Capetown
Capetown on a weather map
Places in South Africa:
Name
°F
24 Hours Forecast
Capetown
Local time: 01:50
April 28, tuesday
0300

57°F
N
9 mph
9 mph
0600

57°F
NW
10 mph
10 mph
0900

59°F
NW
9 mph
9 mph
1200

63°F
NW
12 mph
12 mph
1500

63°F
N
17 mph
17 mph
1800

61°F
NW
17 mph
17 mph
2100

59°F
NW
13 mph
13 mph
April 29, wednesday
0000

57°F
NW
9 mph
9 mph


























