In October warmest sea in Thailand is usually observed in the following locations: Krabi, Koh Lanta, Phi Phi.
Table below shows the average sea water temperature for marine resorts of Thailand in October for the last three years.
| Place name | October 2026 | October 2025 | October 2024 |
|---|---|---|---|
| Krabi | 87.1°F | 85.2°F | 85.3°F |
| Koh Lanta | 87.1°F | 85.3°F | 85.9°F |
| Phi Phi | 87.1°F | 85.0°F | 85.5°F |
| Hat Yai | 86.9°F | 85.7°F | 86.0°F |
| Taling Ngam Beach | 86.9°F | 85.0°F | 86.2°F |
| Lamai Beach | 86.8°F | 85.0°F | 86.1°F |
| Pattani | 86.7°F | 84.9°F | 85.4°F |
| Bo Phut Beach | 86.7°F | 84.9°F | 85.9°F |
| Mae Nam Beach | 86.7°F | 84.9°F | 85.9°F |
| Samui | 86.7°F | 84.9°F | 86.0°F |
| Chaweng Beach | 86.7°F | 84.9°F | 85.9°F |
| Ko Li Pe | 86.7°F | 85.2°F | 86.1°F |
| Choeng Mon Beach | 86.7°F | 84.8°F | 85.9°F |
| Phangan | 86.6°F | 84.7°F | 85.8°F |
| Ko Phangan | 86.5°F | 84.7°F | 85.8°F |
| Ko Wai | 86.5°F | 84.9°F | 86.1°F |
| Narathiwat | 86.5°F | 85.1°F | 85.6°F |
| Ko Mak | 86.5°F | 84.9°F | 85.9°F |
| Koh Chang | 86.5°F | 84.9°F | 86.4°F |
| Samet | 86.4°F | 85.1°F | 86.5°F |
| Cape Panwa | 86.4°F | 84.5°F | 85.2°F |
| Koh Kood | 86.4°F | 84.6°F | 85.8°F |
| Phuket | 86.4°F | 84.4°F | 85.2°F |
| Hua Hin | 86.4°F | 85.3°F | 86.6°F |
| Mai Khao Beach | 86.4°F | 84.5°F | 85.2°F |
| Nai Yang Beach | 86.3°F | 84.4°F | 85.2°F |
| Kamala Beach | 86.3°F | 84.3°F | 85.1°F |
| Surin Beach | 86.3°F | 84.3°F | 85.1°F |
| Bang Tao Beach | 86.3°F | 84.3°F | 85.1°F |
| Rayong | 86.3°F | 84.9°F | 86.5°F |
| Tao | 86.3°F | 84.7°F | 85.5°F |
| Nai Harn Beach | 86.3°F | 84.2°F | 85.1°F |
| Khao Lak | 86.3°F | 84.1°F | 84.8°F |
| Rawai Beach | 86.3°F | 84.2°F | 85.1°F |
| Kalim Beach | 86.3°F | 84.3°F | 85.1°F |
| Cha-am | 86.3°F | 85.5°F | 86.6°F |
| Patong Beach | 86.2°F | 84.2°F | 85.1°F |
| Kata Beach | 86.2°F | 84.2°F | 85.1°F |
| Karon Beach | 86.2°F | 84.2°F | 85.1°F |
| Koh Lan | 86.1°F | 84.9°F | 86.4°F |
| Surat Thani | 86.0°F | 84.6°F | 85.2°F |
| Trat | 86.0°F | 84.8°F | 86.1°F |
| Pattaya | 86.0°F | 84.7°F | 86.1°F |
| Jomtien | 86.0°F | 84.7°F | 86.1°F |
| Similan | 86.0°F | 83.9°F | 84.9°F |
| Bangkok | 86.0°F | 84.8°F | 86.0°F |
| Chumphon | 85.8°F | 84.4°F | 85.8°F |
| Prachuap Khiri Khan | 85.7°F | 84.9°F | 86.1°F |
Charts below show average sea water temperature for Thailand resorts with the warmest sea in October.
You can also check other months of the year to see sea temperature of Thailand resorts at that time.
Places in Thailand:
Name
°F
