Average sea water temperature in December:
+84.1°F
| Minimum sea water temperature in December: | 86.4°F |
| Maximum sea water temperature in December: | 80.4°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 84.1°F. The highest and lowest sea temperatures during the month were 86.2°F and 82.2°F.
Monthly sea water temperature in Sentosa, °F
Which Singapore resorts have warmest sea in December?
Best time for vacation in Sentosa
Sentosa on a weather map
24 Hours Forecast
Sentosa
Local time: 06:12
December 28, sunday
0900

79°F
E
5 mph
5 mph
1200

77°F
E
11 mph
11 mph
1500

79°F
SE
9 mph
9 mph
1800

79°F
SE
9 mph
9 mph
2100

77°F
S
8 mph
8 mph
December 29, monday
0000

77°F
S
9 mph
9 mph
0300

77°F
S
9 mph
9 mph
0600

77°F
S
9 mph
9 mph

























