The Thailand resorts with the warmest sea water temperature in March are Chumphon, Koh Lanta and Trat.
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 2019 | March 2018 | March 2017 |
|---|---|---|---|
| Chumphon | 90.7°F | 89.9°F | 89.1°F |
| Koh Lanta | 90.5°F | 90.0°F | 89.4°F |
| Trat | 90.4°F | 89.9°F | 89.6°F |
| Krabi | 90.3°F | 89.8°F | 89.4°F |
| Hat Yai | 90.1°F | 88.9°F | 88.7°F |
| Rayong | 89.9°F | 89.1°F | 88.8°F |
| Samet | 89.8°F | 88.9°F | 88.8°F |
| Koh Chang | 89.7°F | 88.9°F | 89.1°F |
| Mai Khao Beach | 89.6°F | 89.8°F | 89.0°F |
| Ko Li Pe | 89.6°F | 89.5°F | 89.2°F |
| Nai Yang Beach | 89.6°F | 89.7°F | 89.0°F |
| Phuket | 89.6°F | 89.7°F | 89.0°F |
| Ko Wai | 89.6°F | 88.9°F | 89.1°F |
| Cape Panwa | 89.5°F | 89.5°F | 89.1°F |
| Ko Mak | 89.5°F | 88.8°F | 89.0°F |
| Koh Kood | 89.5°F | 88.8°F | 88.9°F |
| Phi Phi | 89.4°F | 89.4°F | 89.2°F |
| Surin Beach | 89.4°F | 89.6°F | 88.9°F |
| Bang Tao Beach | 89.4°F | 89.6°F | 88.9°F |
| Kamala Beach | 89.4°F | 89.6°F | 88.9°F |
| Kalim Beach | 89.4°F | 89.5°F | 88.9°F |
| Prachuap Khiri Khan | 89.3°F | 87.9°F | 88.2°F |
| Patong Beach | 89.3°F | 89.4°F | 88.8°F |
| Khao Lak | 89.3°F | 89.8°F | 89.0°F |
| Nai Harn Beach | 89.3°F | 89.3°F | 88.9°F |
| Rawai Beach | 89.3°F | 89.3°F | 88.9°F |
| Taling Ngam Beach | 89.2°F | 88.4°F | 88.7°F |
| Hua Hin | 89.2°F | 88.3°F | 88.3°F |
| Kata Beach | 89.2°F | 89.4°F | 88.8°F |
| Karon Beach | 89.2°F | 89.4°F | 88.8°F |
| Cha-am | 89.2°F | 88.5°F | 88.4°F |
| Mae Nam Beach | 89.1°F | 88.3°F | 88.4°F |
| Bo Phut Beach | 89.1°F | 88.3°F | 88.4°F |
| Surat Thani | 89.1°F | 89.2°F | 89.2°F |
| Choeng Mon Beach | 89.1°F | 88.3°F | 88.4°F |
| Samui | 89.1°F | 88.3°F | 88.4°F |
| Phangan | 89.1°F | 88.3°F | 88.5°F |
| Jomtien | 89.1°F | 88.7°F | 88.5°F |
| Lamai Beach | 89.1°F | 88.3°F | 88.4°F |
| Pattaya | 89.1°F | 88.8°F | 88.5°F |
| Chaweng Beach | 89.1°F | 88.3°F | 88.4°F |
| Ko Phangan | 89.0°F | 88.2°F | 88.4°F |
| Similan | 89.0°F | 89.5°F | 88.6°F |
| Bangkok | 88.8°F | 88.8°F | 88.8°F |
| Tao | 88.8°F | 88.1°F | 88.5°F |
| Koh Lan | 88.8°F | 88.4°F | 88.4°F |
| Pattani | 88.7°F | 87.9°F | 87.7°F |
| Narathiwat | 88.6°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 |  |
+90 |
| Chumphon | |
+84 |
| Hua Hin | |
+84 |
| Koh Chang |  |
+88 |
| Krabi |  |
+84 |
| Narathiwat | |
+82 |
| Pattani | |
+80 |
| Pattaya | |
+88 |
| Phi Phi | |
+88 |
| Phuket | |
+86 |
| Prachuap Khiri Khan | |
+84 |
| Rayong | |
+86 |
| Samet | |
+88 |
| Samui | |
+88 |
| Surat Thani | |
+82 |
