15.09
tue
tue
Day

82°F
NE 2 mph
Precip.
23%
23%
Night

82°F
S 4 mph
Precip.
32%
32%
16.09
wed
wed
Day

82°F
E 6 mph
Precip.
24%
24%
Night

81°F
E 23 mph
Precip.
37%
37%
17.09
thu
thu
Day

81°F
NE 14 mph
Precip.
23%
23%
Night

81°F
NE 21 mph
Precip.
38%
38%
18.09
fri
fri
Day

81°F
E 26 mph
Precip.
46%
46%
Night

79°F
NE 16 mph
Precip.
34%
34%
19.09
sat
sat
Day

84°F
NE 16 mph
Precip.
54%
54%
Night

84°F
NE 19 mph
Precip.
27%
27%
20.09
sun
sun
Day

82°F
SW 4 mph
Precip.
50%
50%
Night

82°F
W 2 mph
Precip.
19%
19%
21.09
mon
mon
Day

82°F
NW 1 mph
Precip.
16%
16%
Night

84°F
NW 3 mph
Precip.
17%
17%
sea water
temperature
temperature
| Chaweng Beach |
monthly
weather
weather
| Chaweng Beach |
current
weather
weather
| Chaweng Beach |
14 days
forecast
forecast
| Chaweng Beach |
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 85.0°F. The highest and lowest sea temperatures during the month were 85.8°F and 84.0°F.
Air temperature in Chaweng Beach, °F
Precipitation total in Chaweng Beach, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Chaweng Beach
Chaweng Beach on a weather map
Places in Thailand:
Name
°F
24 Hours Forecast
Chaweng Beach
Local time: 08:13
September 15, tuesday
0900

82°F
E
5 mph
5 mph
1200

82°F
NE
2 mph
2 mph
1500

84°F
W
7 mph
7 mph
1800

84°F
W
7 mph
7 mph
2100

84°F
SE
3 mph
3 mph
September 16, wednesday
0000

82°F
S
4 mph
4 mph
0300

82°F
SE
1 mph
1 mph
0600

82°F
NE
4 mph
4 mph

























