The Thailand resorts with the warmest sea water temperature in March are Koh Lanta, Trat and Chumphon.
Below you can see a list of all popular Thailand resorts and information about sea water temperature in March for the last two years.
| Resort Name | March 2018 | March 2017 | March 2016 |
|---|---|---|---|
| Koh Lanta | 90.0°F | 89.4°F | 89.1°F |
| Trat | 89.9°F | 89.6°F | 88.8°F |
| Chumphon | 89.9°F | 89.1°F | 88.6°F |
| Krabi | 89.8°F | 89.4°F | 89.1°F |
| Khao Lak | 89.8°F | 89.0°F | 88.8°F |
| Mai Khao Beach | 89.8°F | 89.0°F | 88.8°F |
| Nai Yang Beach | 89.7°F | 89.0°F | 88.8°F |
| Phuket | 89.7°F | 89.0°F | 88.8°F |
| Kamala Beach | 89.6°F | 88.9°F | 88.7°F |
| Surin Beach | 89.6°F | 88.9°F | 88.7°F |
| Bang Tao Beach | 89.6°F | 88.9°F | 88.7°F |
| Kalim Beach | 89.5°F | 88.9°F | 88.7°F |
| Ko Li Pe | 89.5°F | 89.2°F | 89.1°F |
| Similan | 89.5°F | 88.6°F | 88.8°F |
| Cape Panwa | 89.5°F | 89.1°F | 88.9°F |
| Patong Beach | 89.4°F | 88.8°F | 88.7°F |
| Phi Phi | 89.4°F | 89.2°F | 89.0°F |
| Kata Beach | 89.4°F | 88.8°F | 88.7°F |
| Karon Beach | 89.4°F | 88.8°F | 88.7°F |
| Nai Harn Beach | 89.3°F | 88.9°F | 88.8°F |
| Rawai Beach | 89.3°F | 88.9°F | 88.8°F |
| Surat Thani | 89.2°F | 89.2°F | 88.8°F |
| Rayong | 89.1°F | 88.8°F | 87.7°F |
| Ko Wai | 88.9°F | 89.1°F | 88.4°F |
| Samet | 88.9°F | 88.8°F | 87.9°F |
| Hat Yai | 88.9°F | 88.7°F | 88.8°F |
| Koh Chang | 88.9°F | 89.1°F | 88.2°F |
| Koh Kood | 88.8°F | 88.9°F | 88.4°F |
| Ko Mak | 88.8°F | 89.0°F | 88.3°F |
| Pattaya | 88.8°F | 88.5°F | 87.1°F |
| Bangkok | 88.8°F | 88.8°F | 87.3°F |
| Jomtien | 88.7°F | 88.5°F | 87.1°F |
| Cha-am | 88.5°F | 88.4°F | 87.0°F |
| Taling Ngam Beach | 88.4°F | 88.7°F | 88.3°F |
| Koh Lan | 88.4°F | 88.4°F | 87.1°F |
| Mae Nam Beach | 88.3°F | 88.4°F | 88.1°F |
| Bo Phut Beach | 88.3°F | 88.4°F | 88.1°F |
| Lamai Beach | 88.3°F | 88.4°F | 88.1°F |
| Samui | 88.3°F | 88.4°F | 88.1°F |
| Phangan | 88.3°F | 88.5°F | 88.1°F |
| Hua Hin | 88.3°F | 88.3°F | 87.0°F |
| Chaweng Beach | 88.3°F | 88.4°F | 88.0°F |
| Choeng Mon Beach | 88.3°F | 88.4°F | 88.0°F |
| Ko Phangan | 88.2°F | 88.4°F | 88.0°F |
| Tao | 88.1°F | 88.5°F | 88.0°F |
| Prachuap Khiri Khan | 87.9°F | 88.2°F | 87.4°F |
| Pattani | 87.9°F | 87.7°F | 87.8°F |
| Narathiwat | 87.5°F | 87.5°F | 87.5°F |
Please see following sea water temperature averages charts for the warmest Thailand resorts in March.
You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.
Thailand Resorts:
NAME
F°
| Bangkok |  |
+98 |
| Chumphon | |
+88 |
| Hua Hin |  |
+92 |
| Koh Chang |  |
+88 |
| Krabi |  |
+88 |
| Narathiwat | |
+88 |
| Pattani | |
+90 |
| Pattaya | |
+88 |
| Phi Phi | |
+86 |
| Phuket | |
+88 |
| Prachuap Khiri Khan | |
+90 |
| Rayong | |
+90 |
| Samet | |
+88 |
| Samui | |
+86 |
| Surat Thani | |
+90 |
