Average sea water temperature in May:
+86.4°F
| Minimum sea water temperature in May: | 88.7°F |
| Maximum sea water temperature in May: | 82.0°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 88.0°F. The highest and lowest sea temperatures during the month were 88.5°F and 87.3°F.
Monthly sea water temperature in Similan, °F
Which Thailand resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Trat | 88.8°F | 87.9°F |
| Krabi | 88.8°F | 86.7°F |
| Koh Chang | 88.7°F | 87.7°F |
| Hat Yai | 88.7°F | 87.4°F |
| Koh Lanta | 88.7°F | 86.6°F |
| Phi Phi | 88.6°F | 86.7°F |
| Cape Panwa | 88.6°F | 87.0°F |
| Mai Khao Beach | 88.5°F | 86.4°F |
| Chumphon | 88.5°F | 87.2°F |
| Phuket | 88.5°F | 86.6°F |
| Nai Yang Beach | 88.5°F | 86.4°F |
| Ko Wai | 88.5°F | 87.8°F |
| Ko Li Pe | 88.4°F | 86.9°F |
| Kalim Beach | 88.4°F | 86.5°F |
| Bang Tao Beach | 88.4°F | 86.5°F |
| Kamala Beach | 88.4°F | 86.5°F |
| Surin Beach | 88.4°F | 86.5°F |
| Patong Beach | 88.3°F | 86.6°F |
| Rayong | 88.3°F | 87.9°F |
| Samet | 88.3°F | 88.0°F |
Best time for vacation in Similan
Similan on a weather map
Places in Thailand:
Name
°F
24 Hours Forecast
Similan
Local time: 07:02
May 16, saturday
0900
84°F
NE
8 mph
8 mph
1200
84°F
NE
11 mph
11 mph
1500
84°F
NE
10 mph
10 mph
1800
82°F
NE
7 mph
7 mph
2100
81°F
NE
6 mph
6 mph
May 17, sunday
0000
81°F
E
6 mph
6 mph
0300
79°F
SE
11 mph
11 mph
0600
77°F
E
9 mph
9 mph
