22.12
mon
mon
Day
81°F
NE 7 mph
Precip.
0%
0%
Night
68°F
N 14 mph
Precip.
67%
67%
23.12
tue
tue
Day
72°F
N 14 mph
Precip.
73%
73%
Night
66°F
NW 21 mph
Precip.
0%
0%
24.12
wed
wed
Day
77°F
N 16 mph
Precip.
0%
0%
Night
68°F
NW 11 mph
Precip.
0%
0%
25.12
thu
thu
Day
79°F
N 9 mph
Precip.
0%
0%
Night
68°F
NW 9 mph
Precip.
0%
0%
26.12
fri
fri
Day
77°F
N 10 mph
Precip.
0%
0%
Night
66°F
NW 16 mph
Precip.
0%
0%
27.12
sat
sat
Day
73°F
NW 19 mph
Precip.
0%
0%
Night
66°F
NW 15 mph
Precip.
0%
0%
28.12
sun
sun
Day
79°F
N 9 mph
Precip.
0%
0%
Night
70°F
NW 8 mph
Precip.
0%
0%
29.12
mon
mon
Day
84°F
E 2 mph
Precip.
0%
0%
Night
73°F
N 6 mph
Precip.
0%
0%
30.12
tue
tue
Day
79°F
N 12 mph
Precip.
0%
0%
Night
70°F
NW 12 mph
Precip.
0%
0%
31.12
wed
wed
Day
82°F
N 10 mph
Precip.
0%
0%
Night
72°F
NW 11 mph
Precip.
0%
0%
01.01
thu
thu
Day
81°F
N 7 mph
Precip.
0%
0%
Night
72°F
N 8 mph
Precip.
0%
0%
02.01
fri
fri
Day
77°F
N 9 mph
Precip.
0%
0%
Night
70°F
N 12 mph
Precip.
0%
0%
03.01
sat
sat
Day
75°F
N 12 mph
Precip.
0%
0%
Night
68°F
N 11 mph
Precip.
21%
21%
04.01
sun
sun
Day
70°F
N 15 mph
Precip.
0%
0%
Night
66°F
N 17 mph
Precip.
0%
0%
sea water
temperature
temperature
| Capetown |
monthly
weather
weather
| Capetown |
current
weather
weather
| Capetown |
7 days
forecast
forecast
| Capetown |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 56.8°F. The highest and lowest sea temperatures during the month were 58.1°F and 55.2°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 59.1°F. The highest and lowest sea temperatures during the month were 62.1°F and 55.0°F.
Air temperature in Capetown, °F
Precipitation total in Capetown, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Capetown
Capetown on a weather map
Places in South Africa:
Name
°F
24 Hours Forecast
Capetown
Local time: 04:07
December 22, monday
0600
68°F
NW
4 mph
4 mph
0900
75°F
N
2 mph
2 mph
1200
81°F
NE
7 mph
7 mph
1500
79°F
N
8 mph
8 mph
1800
73°F
N
13 mph
13 mph
2100
70°F
N
16 mph
16 mph
December 23, tuesday
0000
68°F
N
14 mph
14 mph
0300
68°F
N
13 mph
13 mph
