The Thailand resorts with the warmest sea water temperature in October are Hat Yai, Ko Li Pe and Koh Chang.
Below you can see a list of all popular Thailand resorts and information about sea water temperature in October for the last two years.
| Resort Name | October 2020 | October 2019 | October 2018 |
|---|---|---|---|
| Hat Yai | 89.1°F | 89.9°F | 89.9°F |
| Ko Li Pe | 88.9°F | 90.2°F | 89.5°F |
| Koh Chang | 88.8°F | 90.8°F | 90.6°F |
| Lamai Beach | 88.7°F | 90.0°F | 89.7°F |
| Narathiwat | 88.7°F | 89.0°F | 89.3°F |
| Rayong | 88.7°F | 90.6°F | 90.0°F |
| Ko Wai | 88.7°F | 90.7°F | 90.5°F |
| Ko Mak | 88.7°F | 90.5°F | 90.4°F |
| Pattani | 88.7°F | 89.2°F | 89.3°F |
| Chaweng Beach | 88.7°F | 90.0°F | 89.6°F |
| Choeng Mon Beach | 88.6°F | 89.9°F | 89.6°F |
| Samui | 88.6°F | 90.0°F | 89.6°F |
| Trat | 88.6°F | 90.6°F | 90.5°F |
| Mae Nam Beach | 88.6°F | 90.0°F | 89.6°F |
| Koh Kood | 88.6°F | 90.3°F | 90.2°F |
| Bo Phut Beach | 88.6°F | 90.0°F | 89.6°F |
| Taling Ngam Beach | 88.5°F | 90.1°F | 89.7°F |
| Samet | 88.5°F | 90.4°F | 90.2°F |
| Cha-am | 88.5°F | 90.3°F | 90.0°F |
| Koh Lan | 88.5°F | 90.2°F | 89.8°F |
| Jomtien | 88.5°F | 90.0°F | 89.6°F |
| Bangkok | 88.4°F | 90.2°F | 89.7°F |
| Pattaya | 88.4°F | 90.1°F | 89.6°F |
| Ko Phangan | 88.4°F | 89.7°F | 89.5°F |
| Koh Lanta | 88.4°F | 89.9°F | 89.7°F |
| Hua Hin | 88.3°F | 90.4°F | 90.0°F |
| Phangan | 88.3°F | 89.7°F | 89.6°F |
| Phi Phi | 88.3°F | 89.9°F | 89.6°F |
| Prachuap Khiri Khan | 88.3°F | 90.2°F | 89.7°F |
| Tao | 88.1°F | 89.3°F | 89.2°F |
| Krabi | 88.1°F | 89.6°F | 89.5°F |
| Cape Panwa | 88.1°F | 89.6°F | 89.0°F |
| Nai Harn Beach | 88.0°F | 89.4°F | 88.8°F |
| Rawai Beach | 88.0°F | 89.4°F | 88.8°F |
| Karon Beach | 87.9°F | 89.3°F | 88.7°F |
| Kata Beach | 87.9°F | 89.3°F | 88.7°F |
| Patong Beach | 87.9°F | 89.3°F | 88.7°F |
| Kalim Beach | 87.9°F | 89.2°F | 88.7°F |
| Phuket | 87.9°F | 89.3°F | 88.7°F |
| Bang Tao Beach | 87.9°F | 89.2°F | 88.6°F |
| Chumphon | 87.9°F | 89.5°F | 89.1°F |
| Surin Beach | 87.9°F | 89.2°F | 88.6°F |
| Kamala Beach | 87.9°F | 89.2°F | 88.6°F |
| Nai Yang Beach | 87.7°F | 89.1°F | 88.5°F |
| Mai Khao Beach | 87.7°F | 89.1°F | 88.5°F |
| Surat Thani | 87.6°F | 88.6°F | 88.5°F |
| Similan | 87.5°F | 88.8°F | 88.5°F |
| Khao Lak | 87.4°F | 88.9°F | 88.3°F |
Please see following sea water temperature averages charts for the warmest Thailand resorts in October.
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 |  |
+86 |
| Hua Hin | |
+86 |
| Koh Chang | |
+88 |
| Krabi |  |
+86 |
| Narathiwat | |
+84 |
| Pattani | |
+84 |
| Pattaya | |
+86 |
| Phi Phi | |
+80 |
| Phuket | |
+78 |
| Prachuap Khiri Khan | |
+84 |
| Rayong | |
+88 |
| Samet |  |
+88 |
| Samui | |
+82 |
| Surat Thani | |
+84 |
