Average sea water temperature in December:
+60.3°F
| Minimum sea water temperature in December: | 65.1°F |
| Maximum sea water temperature in December: | 53.1°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 57.0°F. The highest and lowest sea temperatures during the month were 59.4°F and 55.2°F.
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| Capetown |
monthly
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| Capetown |
current
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| Capetown |
14 days
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| Capetown |
Monthly sea water temperature in Capetown, °F
Which South Africa resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Durban | 75.0°F | 76.2°F |
| Port Elizabeth | 68.4°F | 71.4°F |
| Capetown | 57.0°F | 59.3°F |
Best time for vacation in Capetown
Capetown on a weather map
Places in South Africa:
Name
°F
24 Hours Forecast
Capetown
Local time: 19:54
January 08, thursday
2100

68°F
NE
8 mph
8 mph
January 09, friday
0000

68°F
N
8 mph
8 mph
0300

66°F
N
11 mph
11 mph
0600

66°F
N
13 mph
13 mph
0900

70°F
N
16 mph
16 mph
1200

73°F
N
19 mph
19 mph
1500

73°F
N
22 mph
22 mph
1800

72°F
N
25 mph
25 mph




























