In March warmest sea in Thailand is usually observed in the following locations: Trat, Ko Wai, Koh Chang.
Table below shows the average sea water temperature for marine resorts of Thailand in March for the last three years.
| Place name | March 2026 | March 2025 | March 2024 |
|---|---|---|---|
| Trat | 86.7°F | 85.8°F | 86.8°F |
| Ko Wai | 86.4°F | 85.1°F | 86.2°F |
| Koh Chang | 86.4°F | 85.2°F | 86.3°F |
| Ko Mak | 86.3°F | 85.0°F | 86.2°F |
| Samet | 86.2°F | 85.1°F | 86.3°F |
| Koh Kood | 86.1°F | 85.4°F | 86.4°F |
| Rayong | 86.1°F | 85.1°F | 86.6°F |
| Hat Yai | 86.0°F | 85.1°F | 86.3°F |
| Cha-am | 85.9°F | 84.6°F | 85.9°F |
| Koh Lanta | 85.9°F | 85.6°F | 85.9°F |
| Hua Hin | 85.5°F | 84.3°F | 85.7°F |
| Jomtien | 85.5°F | 84.2°F | 86.0°F |
| Pattaya | 85.5°F | 84.2°F | 86.0°F |
| Krabi | 85.3°F | 85.5°F | 86.0°F |
| Similan | 85.2°F | 85.3°F | 85.9°F |
| Bangkok | 85.1°F | 84.3°F | 85.6°F |
| Koh Lan | 85.1°F | 84.0°F | 85.8°F |
| Chumphon | 85.1°F | 85.1°F | 86.7°F |
| Khao Lak | 85.0°F | 85.7°F | 86.1°F |
| Phuket | 84.9°F | 85.5°F | 86.0°F |
| Ko Li Pe | 84.9°F | 85.2°F | 85.5°F |
| Nai Yang Beach | 84.8°F | 85.5°F | 86.0°F |
| Mai Khao Beach | 84.8°F | 85.6°F | 86.0°F |
| Kamala Beach | 84.8°F | 85.5°F | 85.9°F |
| Bang Tao Beach | 84.8°F | 85.5°F | 85.9°F |
| Surin Beach | 84.8°F | 85.5°F | 85.9°F |
| Cape Panwa | 84.8°F | 85.4°F | 85.8°F |
| Phi Phi | 84.8°F | 85.3°F | 85.5°F |
| Prachuap Khiri Khan | 84.8°F | 83.7°F | 85.1°F |
| Taling Ngam Beach | 84.8°F | 84.7°F | 85.6°F |
| Surat Thani | 84.7°F | 84.9°F | 85.4°F |
| Narathiwat | 84.7°F | 83.6°F | 85.3°F |
| Kalim Beach | 84.7°F | 85.4°F | 85.8°F |
| Mae Nam Beach | 84.6°F | 84.7°F | 85.5°F |
| Bo Phut Beach | 84.6°F | 84.7°F | 85.5°F |
| Phangan | 84.6°F | 84.7°F | 85.5°F |
| Patong Beach | 84.6°F | 85.3°F | 85.8°F |
| Rawai Beach | 84.6°F | 85.1°F | 85.5°F |
| Nai Harn Beach | 84.6°F | 85.1°F | 85.5°F |
| Kata Beach | 84.5°F | 85.2°F | 85.7°F |
| Karon Beach | 84.5°F | 85.2°F | 85.7°F |
| Samui | 84.5°F | 84.7°F | 85.5°F |
| Pattani | 84.5°F | 83.8°F | 85.2°F |
| Choeng Mon Beach | 84.5°F | 84.7°F | 85.5°F |
| Ko Phangan | 84.4°F | 84.6°F | 85.4°F |
| Lamai Beach | 84.4°F | 84.7°F | 85.4°F |
| Chaweng Beach | 84.4°F | 84.7°F | 85.5°F |
| Tao | 84.4°F | 84.6°F | 85.3°F |
Charts below show average sea water temperature for Thailand resorts with the warmest sea in March.
You can also check other months of the year to see sea temperature of Thailand resorts at that time.
Places in Thailand:
Name
°F
