At this moment warmest sea in Thailand was observed in the following locations: Koh Lanta, Krabi, Chumphon.
You can find the full list of Thailand marine locations in the table below. It shows current sea temperature values and averages for current and upcoming months.
| Place name | Current sea temp |
April 2025 | May 2025 |
|---|---|---|---|
| Koh Lanta | 89.8°F | 87.4°F | 86.6°F |
| Krabi | 89.4°F | 87.2°F | 86.7°F |
| Chumphon | 88.7°F | 86.8°F | 87.2°F |
| Hat Yai | 88.5°F | 87.2°F | 87.4°F |
| Trat | 88.5°F | 87.6°F | 87.9°F |
| Cape Panwa | 88.5°F | 86.3°F | 87.0°F |
| Mai Khao Beach | 88.3°F | 86.4°F | 86.4°F |
| Phi Phi | 88.3°F | 86.8°F | 86.7°F |
| Phuket | 88.2°F | 86.4°F | 86.6°F |
| Surat Thani | 88.2°F | 87.2°F | 87.1°F |
| Koh Chang | 88.2°F | 86.8°F | 87.7°F |
| Ko Li Pe | 88.0°F | 86.4°F | 86.9°F |
| Patong Beach | 88.0°F | 86.2°F | 86.6°F |
| Nai Yang Beach | 88.0°F | 86.4°F | 86.4°F |
| Ko Wai | 88.0°F | 86.6°F | 87.8°F |
| Tao | 88.0°F | 86.1°F | 87.1°F |
| Kata Beach | 88.0°F | 86.1°F | 86.6°F |
| Rawai Beach | 88.0°F | 86.1°F | 86.7°F |
| Karon Beach | 88.0°F | 86.1°F | 86.6°F |
| Nai Harn Beach | 88.0°F | 86.1°F | 86.7°F |
| Rayong | 87.8°F | 86.9°F | 87.9°F |
| Bang Tao Beach | 87.8°F | 86.3°F | 86.5°F |
| Khao Lak | 87.8°F | 86.3°F | 86.1°F |
| Kamala Beach | 87.8°F | 86.3°F | 86.5°F |
| Samet | 87.8°F | 86.9°F | 88.0°F |
| Ko Mak | 87.8°F | 86.4°F | 87.8°F |
| Surin Beach | 87.8°F | 86.3°F | 86.5°F |
| Kalim Beach | 87.8°F | 86.2°F | 86.5°F |
| Koh Kood | 87.6°F | 86.7°F | 87.7°F |
| Bangkok | 87.6°F | 86.4°F | 87.3°F |
| Pattaya | 87.4°F | 86.2°F | 87.3°F |
| Pattani | 87.4°F | 86.2°F | 87.1°F |
| Jomtien | 87.4°F | 86.2°F | 87.3°F |
| Taling Ngam Beach | 87.4°F | 86.6°F | 87.1°F |
| Similan | 87.3°F | 86.5°F | 86.3°F |
| Bo Phut Beach | 87.1°F | 86.5°F | 87.1°F |
| Samui | 87.1°F | 86.4°F | 87.1°F |
| Mae Nam Beach | 87.1°F | 86.5°F | 87.1°F |
| Koh Lan | 87.1°F | 86.1°F | 87.3°F |
| Lamai Beach | 87.1°F | 86.4°F | 87.2°F |
| Narathiwat | 87.1°F | 85.8°F | 87.0°F |
| Choeng Mon Beach | 86.9°F | 86.4°F | 87.1°F |
| Prachuap Khiri Khan | 86.9°F | 85.8°F | 86.8°F |
| Chaweng Beach | 86.9°F | 86.4°F | 87.1°F |
| Hua Hin | 86.9°F | 86.8°F | 87.7°F |
| Phangan | 86.9°F | 86.5°F | 87.2°F |
| Cha-am | 86.7°F | 87.1°F | 87.6°F |
| Ko Phangan | 86.7°F | 86.4°F | 87.2°F |
Charts below show average sea water temperature for Thailand resorts with the warmest sea.
You can also check other months of the year to see sea temperature of Thailand resorts at that time.
Places in Thailand:
Name
°F
