Average sea water temperature in May:
+87.6°F
| Minimum sea water temperature in May: | 90.7°F |
| Maximum sea water temperature in May: | 84.4°F |
Daily sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 87.8°F. The highest and lowest sea temperatures during the month were 88.9°F and 86.5°F.
Monthly sea water temperature in Ko Wai, °F
Which Thailand resorts have warmest sea in May?
| Place name | May 2025 | May 2024 |
|---|---|---|
| Samet | 88.0°F | 89.0°F |
| Trat | 87.9°F | 89.3°F |
| Rayong | 87.9°F | 89.1°F |
| Ko Wai | 87.8°F | 89.4°F |
| Ko Mak | 87.8°F | 89.2°F |
| Koh Kood | 87.7°F | 89.2°F |
| Koh Chang | 87.7°F | 89.7°F |
| Hua Hin | 87.7°F | 88.6°F |
| Cha-am | 87.6°F | 88.9°F |
| Hat Yai | 87.4°F | 89.5°F |
| Bangkok | 87.3°F | 88.5°F |
| Jomtien | 87.3°F | 88.8°F |
| Koh Lan | 87.3°F | 88.8°F |
| Pattaya | 87.3°F | 88.8°F |
| Phangan | 87.2°F | 88.8°F |
| Ko Phangan | 87.2°F | 88.8°F |
| Lamai Beach | 87.2°F | 89.0°F |
| Chumphon | 87.2°F | 89.1°F |
| Samui | 87.1°F | 89.0°F |
| Taling Ngam Beach | 87.1°F | 89.2°F |
Best time for vacation in Ko Wai
Ko Wai on a weather map
Places in Thailand:
Name
°F
24 Hours Forecast
Ko Wai
Local time: 12:32
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
