The Thailand resorts with the warmest sea water temperature in August are Ko Li Pe, Hat Yai and Narathiwat.
Below you can see a list of all popular Thailand resorts and information about sea water temperature in August for the last two years.
| Resort Name | August 2018 | August 2017 | August 2016 |
|---|---|---|---|
| Ko Li Pe | 90.1°F | 90.2°F | 89.4°F |
| Hat Yai | 89.7°F | 90.5°F | 90.3°F |
| Narathiwat | 89.5°F | 89.9°F | 90.0°F |
| Pattani | 89.3°F | 90.0°F | 90.0°F |
| Cha-am | 88.8°F | 89.9°F | 89.6°F |
| Bangkok | 88.7°F | 89.6°F | 89.7°F |
| Hua Hin | 88.6°F | 89.6°F | 89.4°F |
| Koh Lanta | 88.6°F | 89.7°F | 88.8°F |
| Koh Lan | 88.4°F | 89.4°F | 89.4°F |
| Pattaya | 88.3°F | 89.4°F | 89.3°F |
| Jomtien | 88.3°F | 89.3°F | 89.3°F |
| Lamai Beach | 88.3°F | 89.5°F | 89.2°F |
| Chaweng Beach | 88.2°F | 89.5°F | 89.2°F |
| Choeng Mon Beach | 88.2°F | 89.4°F | 89.1°F |
| Samui | 88.2°F | 89.4°F | 89.1°F |
| Mae Nam Beach | 88.1°F | 89.4°F | 89.1°F |
| Bo Phut Beach | 88.1°F | 89.4°F | 89.1°F |
| Krabi | 88.1°F | 89.3°F | 88.5°F |
| Taling Ngam Beach | 88.1°F | 89.4°F | 89.0°F |
| Phi Phi | 88.1°F | 89.3°F | 88.4°F |
| Ko Phangan | 88.0°F | 89.3°F | 89.0°F |
| Phangan | 88.0°F | 89.3°F | 88.9°F |
| Rayong | 87.9°F | 88.9°F | 88.9°F |
| Samet | 87.9°F | 88.8°F | 88.8°F |
| Surat Thani | 87.8°F | 89.2°F | 88.7°F |
| Prachuap Khiri Khan | 87.8°F | 88.6°F | 88.8°F |
| Tao | 87.7°F | 89.1°F | 88.8°F |
| Cape Panwa | 87.7°F | 88.9°F | 88.2°F |
| Nai Harn Beach | 87.6°F | 88.6°F | 88.0°F |
| Rawai Beach | 87.6°F | 88.6°F | 88.0°F |
| Kata Beach | 87.6°F | 88.5°F | 88.0°F |
| Karon Beach | 87.6°F | 88.5°F | 88.0°F |
| Koh Chang | 87.5°F | 88.5°F | 88.4°F |
| Patong Beach | 87.5°F | 88.5°F | 88.0°F |
| Phuket | 87.5°F | 88.6°F | 88.1°F |
| Kalim Beach | 87.5°F | 88.5°F | 88.0°F |
| Surin Beach | 87.5°F | 88.5°F | 88.0°F |
| Bang Tao Beach | 87.5°F | 88.5°F | 88.0°F |
| Kamala Beach | 87.5°F | 88.5°F | 88.0°F |
| Ko Wai | 87.5°F | 88.4°F | 88.4°F |
| Trat | 87.5°F | 88.4°F | 88.3°F |
| Nai Yang Beach | 87.5°F | 88.5°F | 88.1°F |
| Ko Mak | 87.4°F | 88.4°F | 88.3°F |
| Mai Khao Beach | 87.4°F | 88.5°F | 88.1°F |
| Koh Kood | 87.3°F | 88.4°F | 88.3°F |
| Chumphon | 87.1°F | 88.4°F | 88.4°F |
| Khao Lak | 87.1°F | 88.1°F | 87.6°F |
| Similan | 86.8°F | 87.6°F | 87.5°F |
Please see following sea water temperature averages charts for the warmest Thailand resorts in August.
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 |
