World Resorts Singapore Sentosa Weather

Sentosa Sea Temperature in September

Average sea water temperature in September:
+84.8°F
Minimum sea water temperature in September: 86.5°F
Maximum sea water temperature in September: 81.5°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 84.9°F. The highest and lowest sea temperatures during the month were 85.5°F and 84.2°F.

Monthly sea water temperature in Sentosa, °F

Which Singapore resorts have warmest sea in September?

Place name September 2025 September 2024
Sentosa 84.9°F 85.9°F
Singapore 84.8°F 85.6°F

Best time for vacation in Sentosa

Sunniest months:
May 11 days
September 11 days
July 11 days
Warmest months:
May 89.4 °F
April 89.1 °F
June 88.5 °F
Warmest sea temp:
May 86.7 °F
June 86.5 °F
July 85.6 °F
Coldest months:
January 85.4 °F
December 85.9 °F
February 86.3 °F
Rainiest months:
December 18 days
November 16 days
January 14 days
Windiest months:
February 9.8 mph
January 9.8 mph
August 9.1 mph

Sentosa on a weather map

Current weather
10:18
Sentosa
+79°F
SW 12 mph
Feels like: +86°F
Precip.: 100%
Places in Singapore:
Name
°F
Sentosa
+79°F
Singapore
+79°F
24 Hours Forecast
Sentosa
Local time: 10:18
December 28, sunday
1200
82°F
SW
10 mph
1500
79°F
W
11 mph
1800
77°F
SW
7 mph
2100
77°F
SW
7 mph
December 29, monday
0000
77°F
S
9 mph
0300
77°F
S
8 mph
0600
77°F
S
7 mph
0900
77°F
S
7 mph
Units of measurement: °C / °F