26.09
sat
sat
Day
86°F
W 8 mph
Precip.
16%
16%
Night
84°F
W 6 mph
Precip.
18%
18%
27.09
sun
sun
Day
82°F
NE 9 mph
Precip.
19%
19%
Night
82°F
E 4 mph
Precip.
16%
16%
28.09
mon
mon
Day
84°F
NE 9 mph
Precip.
30%
30%
Night
82°F
W 10 mph
Precip.
20%
20%
29.09
tue
tue
Day
82°F
N 4 mph
Precip.
39%
39%
Night
81°F
SW 8 mph
Precip.
30%
30%
30.09
wed
wed
Day
84°F
N 4 mph
Precip.
19%
19%
Night
82°F
W 9 mph
Precip.
7%
7%
01.10
thu
thu
Day
84°F
NW 7 mph
Precip.
17%
17%
Night
82°F
W 10 mph
Precip.
8%
8%
02.10
fri
fri
Day
84°F
N 7 mph
Precip.
31%
31%
Night
82°F
W 8 mph
Precip.
12%
12%
03.10
sat
sat
Day
84°F
N 7 mph
Precip.
17%
17%
Night
82°F
NW 7 mph
Precip.
20%
20%
04.10
sun
sun
Day
84°F
N 7 mph
Precip.
14%
14%
Night
82°F
W 4 mph
Precip.
14%
14%
05.10
mon
mon
Day
84°F
N 9 mph
Precip.
6%
6%
Night
82°F
W 9 mph
Precip.
11%
11%
06.10
tue
tue
Day
84°F
N 9 mph
Precip.
16%
16%
Night
82°F
W 9 mph
Precip.
16%
16%
07.10
wed
wed
Day
84°F
N 9 mph
Precip.
13%
13%
Night
82°F
W 12 mph
Precip.
15%
15%
08.10
thu
thu
Day
84°F
N 9 mph
Precip.
8%
8%
Night
84°F
W 12 mph
Precip.
6%
6%
09.10
fri
fri
Day
84°F
N 6 mph
Precip.
6%
6%
Night
84°F
W 11 mph
Precip.
9%
9%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 85.9°F. The highest and lowest sea temperatures during the month were 86.5°F and 85.5°F.
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.
Air temperature in Sentosa, °F
Precipitation total in Sentosa, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Sentosa
Sentosa on a weather map
24 Hours Forecast
Sentosa
Local time: 19:33
September 26, saturday
2100
84°F
NW
9 mph
9 mph
September 27, sunday
0000
84°F
W
6 mph
6 mph
0300
81°F
SE
1 mph
1 mph
0600
82°F
S
1 mph
1 mph
0900
82°F
E
2 mph
2 mph
1200
82°F
NE
9 mph
9 mph
1500
84°F
NE
9 mph
9 mph
1800
84°F
NE
6 mph
6 mph
