In August warmest sea in Thailand is usually observed in the following locations: Narathiwat, Ko Li Pe, Hat Yai.
Table below shows the average sea water temperature for marine resorts of Thailand in August for the last three years.
| Place name | August 2026 | August 2025 | August 2024 |
|---|---|---|---|
| Narathiwat | 86.9°F | 86.3°F | 86.6°F |
| Ko Li Pe | 86.9°F | 86.7°F | 86.9°F |
| Hat Yai | 86.9°F | 86.6°F | 86.7°F |
| Pattani | 86.8°F | 86.2°F | 86.5°F |
| Koh Lanta | 86.5°F | 86.2°F | 86.2°F |
| Krabi | 86.3°F | 85.9°F | 86.1°F |
| Phi Phi | 86.2°F | 86.2°F | 86.5°F |
| Bangkok | 86.0°F | 85.3°F | 85.7°F |
| Lamai Beach | 86.0°F | 85.6°F | 86.6°F |
| Taling Ngam Beach | 85.9°F | 85.5°F | 86.4°F |
| Chaweng Beach | 85.9°F | 85.5°F | 86.5°F |
| Surat Thani | 85.9°F | 85.3°F | 85.4°F |
| Samui | 85.9°F | 85.5°F | 86.5°F |
| Choeng Mon Beach | 85.9°F | 85.4°F | 86.5°F |
| Cape Panwa | 85.8°F | 85.7°F | 86.4°F |
| Bo Phut Beach | 85.8°F | 85.4°F | 86.5°F |
| Mae Nam Beach | 85.8°F | 85.4°F | 86.5°F |
| Ko Phangan | 85.8°F | 85.4°F | 86.5°F |
| Cha-am | 85.8°F | 86.0°F | 86.1°F |
| Phangan | 85.8°F | 85.4°F | 86.5°F |
| Phuket | 85.7°F | 85.6°F | 86.1°F |
| Koh Lan | 85.7°F | 85.5°F | 86.1°F |
| Pattaya | 85.7°F | 85.4°F | 85.7°F |
| Hua Hin | 85.6°F | 85.5°F | 86.0°F |
| Jomtien | 85.6°F | 85.4°F | 85.7°F |
| Kamala Beach | 85.6°F | 85.6°F | 86.0°F |
| Surin Beach | 85.6°F | 85.6°F | 86.0°F |
| Bang Tao Beach | 85.6°F | 85.6°F | 86.0°F |
| Kalim Beach | 85.6°F | 85.6°F | 86.0°F |
| Nai Yang Beach | 85.5°F | 85.6°F | 85.8°F |
| Rayong | 85.5°F | 85.2°F | 85.7°F |
| Patong Beach | 85.5°F | 85.6°F | 86.1°F |
| Rawai Beach | 85.5°F | 85.6°F | 86.3°F |
| Nai Harn Beach | 85.5°F | 85.6°F | 86.3°F |
| Kata Beach | 85.5°F | 85.5°F | 86.2°F |
| Karon Beach | 85.5°F | 85.5°F | 86.2°F |
| Mai Khao Beach | 85.5°F | 85.5°F | 85.7°F |
| Samet | 85.4°F | 85.3°F | 85.9°F |
| Khao Lak | 85.3°F | 84.9°F | 85.3°F |
| Tao | 85.2°F | 85.4°F | 86.3°F |
| Koh Chang | 85.1°F | 85.1°F | 85.8°F |
| Trat | 85.0°F | 85.1°F | 85.5°F |
| Ko Wai | 84.9°F | 85.0°F | 85.9°F |
| Ko Mak | 84.8°F | 85.0°F | 85.9°F |
| Koh Kood | 84.7°F | 85.0°F | 85.9°F |
| Similan | 84.7°F | 84.9°F | 85.6°F |
| Chumphon | 84.6°F | 84.7°F | 85.5°F |
| Prachuap Khiri Khan | 84.4°F | 84.5°F | 85.2°F |
Charts below show average sea water temperature for Thailand resorts with the warmest sea in August.
You can also check other months of the year to see sea temperature of Thailand resorts at that time.
Places in Thailand:
Name
°F
