Average sea water temperature in October:
+85.2°F
| Minimum sea water temperature in October: | 87.8°F |
| Maximum sea water temperature in October: | 83.5°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 85.2°F. The highest and lowest sea temperatures during the month were 86.0°F and 84.4°F.
Monthly sea water temperature in Sentosa, °F
Which Singapore resorts have warmest sea in October?
Best time for vacation in Sentosa
Sentosa on a weather map
24 Hours Forecast
Sentosa
Local time: 01:45
April 12, sunday
0300

82°F
W
4 mph
4 mph
0600

81°F
SE
0 mph
0 mph
0900

82°F
E
2 mph
2 mph
1200

84°F
N
4 mph
4 mph
1500

84°F
NE
5 mph
5 mph
1800

84°F
NE
5 mph
5 mph
2100

84°F
N
5 mph
5 mph
April 13, monday
0000

82°F
NW
4 mph
4 mph

























