Average sea water temperature in September:
+84.0°F
| Minimum sea water temperature in September: | 86.9°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 84.4°F. The highest and lowest sea temperatures during the month were 85.3°F and 83.8°F.
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Monthly sea water temperature in Koh Chang, °F
Which Thailand resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Hat Yai | 86.0°F | 85.8°F |
| Narathiwat | 85.9°F | 85.7°F |
| Ko Li Pe | 85.8°F | 85.7°F |
| Pattani | 85.5°F | 85.6°F |
| Cha-am | 85.2°F | 86.0°F |
| Hua Hin | 85.2°F | 86.0°F |
| Lamai Beach | 85.1°F | 85.8°F |
| Taling Ngam Beach | 85.0°F | 85.5°F |
| Chaweng Beach | 85.0°F | 85.7°F |
| Bangkok | 84.9°F | 85.8°F |
| Samui | 84.9°F | 85.6°F |
| Koh Lan | 84.9°F | 86.0°F |
| Koh Lanta | 84.9°F | 84.7°F |
| Choeng Mon Beach | 84.9°F | 85.6°F |
| Mae Nam Beach | 84.9°F | 85.5°F |
| Bo Phut Beach | 84.9°F | 85.5°F |
| Krabi | 84.8°F | 85.1°F |
| Phi Phi | 84.8°F | 85.0°F |
| Pattaya | 84.8°F | 85.7°F |
| Ko Phangan | 84.7°F | 85.4°F |
Best time for vacation in Koh Chang
Koh Chang on a weather map
Places in Thailand:
Name
°F
24 Hours Forecast
Koh Chang
Local time: 14:34
December 05, friday
1500
82°F
NE
8 mph
8 mph
1800
81°F
E
6 mph
6 mph
2100
81°F
W
1 mph
1 mph
December 06, saturday
0000
81°F
SW
4 mph
4 mph
0300
79°F
SW
5 mph
5 mph
0600
79°F
SW
7 mph
7 mph
0900
79°F
SW
7 mph
7 mph
1200
82°F
NE
5 mph
5 mph
