The Thailand resorts with the warmest sea water temperature in January are Ko Li Pe, Khao Lak and Rawai Beach.
Below you can see a list of all popular Thailand resorts and information about sea water temperature in January for the last two years.
| Resort Name | January 2025 | January 2024 | January 2023 |
|---|---|---|---|
| Ko Li Pe | 87.9°F | 87.0°F | 87.3°F |
| Khao Lak | 87.4°F | 87.7°F | 86.8°F |
| Rawai Beach | 87.4°F | 87.4°F | 86.6°F |
| Nai Harn Beach | 87.4°F | 87.4°F | 86.6°F |
| Kata Beach | 87.4°F | 87.6°F | 86.6°F |
| Karon Beach | 87.4°F | 87.6°F | 86.6°F |
| Patong Beach | 87.4°F | 87.6°F | 86.6°F |
| Kalim Beach | 87.4°F | 87.7°F | 86.6°F |
| Surin Beach | 87.3°F | 87.7°F | 86.6°F |
| Kamala Beach | 87.3°F | 87.7°F | 86.6°F |
| Bang Tao Beach | 87.3°F | 87.7°F | 86.6°F |
| Cape Panwa | 87.3°F | 87.4°F | 86.5°F |
| Phi Phi | 87.3°F | 87.0°F | 86.8°F |
| Nai Yang Beach | 87.3°F | 87.8°F | 86.7°F |
| Mai Khao Beach | 87.3°F | 87.8°F | 86.7°F |
| Phuket | 87.2°F | 87.7°F | 86.6°F |
| Similan | 87.1°F | 87.9°F | 86.9°F |
| Koh Lanta | 86.9°F | 86.9°F | 86.8°F |
| Krabi | 86.9°F | 86.9°F | 86.7°F |
| Hat Yai | 86.4°F | 87.0°F | 86.5°F |
| Narathiwat | 86.4°F | 86.4°F | 85.7°F |
| Pattani | 86.3°F | 86.6°F | 85.7°F |
| Koh Kood | 85.8°F | 88.2°F | 85.6°F |
| Ko Mak | 85.6°F | 88.2°F | 85.3°F |
| Ko Wai | 85.5°F | 88.1°F | 85.1°F |
| Koh Chang | 85.4°F | 88.0°F | 85.3°F |
| Lamai Beach | 85.2°F | 87.5°F | 85.5°F |
| Chaweng Beach | 85.2°F | 87.6°F | 85.5°F |
| Choeng Mon Beach | 85.1°F | 87.5°F | 85.4°F |
| Samui | 85.1°F | 87.6°F | 85.4°F |
| Mae Nam Beach | 85.0°F | 87.6°F | 85.4°F |
| Bo Phut Beach | 85.0°F | 87.6°F | 85.4°F |
| Surat Thani | 85.0°F | 86.3°F | 85.3°F |
| Taling Ngam Beach | 84.9°F | 87.6°F | 85.4°F |
| Ko Phangan | 84.9°F | 87.6°F | 85.3°F |
| Phangan | 84.8°F | 87.6°F | 85.3°F |
| Tao | 84.3°F | 87.7°F | 84.8°F |
| Samet | 83.9°F | 87.7°F | 85.0°F |
| Trat | 83.9°F | 87.6°F | 84.7°F |
| Rayong | 83.6°F | 87.6°F | 84.8°F |
| Chumphon | 83.6°F | 87.3°F | 84.2°F |
| Koh Lan | 83.1°F | 87.2°F | 84.3°F |
| Jomtien | 83.0°F | 87.1°F | 84.3°F |
| Pattaya | 83.0°F | 87.0°F | 84.3°F |
| Bangkok | 81.5°F | 85.8°F | 83.0°F |
| Hua Hin | 81.3°F | 86.1°F | 83.0°F |
| Cha-am | 81.3°F | 86.1°F | 83.0°F |
| Prachuap Khiri Khan | 81.3°F | 86.0°F | 83.1°F |
Please see following sea water temperature averages charts for the warmest Thailand resorts in January.
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°
| Bang Tao Beach |  |
+82 |
| Bangkok | |
+94 |
| Hua Hin |  |
+92 |
| Karon Beach |  |
+84 |
| Kata Beach | |
+84 |
| Khao Lak | |
+84 |
| Koh Chang |  |
+88 |
| Krabi | |
+84 |
| Patong Beach | |
+82 |
| Pattaya | |
+90 |
| Phangan | |
+86 |
| Phi Phi | |
+84 |
| Phuket | |
+82 |
| Samet | |
+90 |
| Samui | |
+86 |
