Thailand in October: where is it warmest?
In October, Bangkok is the warmest place with 31 °C by day, Ko Pha-ngan the coolest with 25 °C. 10 of 12 destinations have good holiday weather.
All destinations in October, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Bangkok | 34 | 31° | – | 5 h | 21 |
| Pattaya | 67 | 30° | 30° | 5 h | 23 |
| Hua Hin | 67 | 29° | 29° | 5 h | 23 |
| Chiang Mai | 52 | 29° | – | 6 h | 16 |
| Koh Samui | 66 | 28° | 29° | 5 h | 28 |
| Patong, Phuket | 64 | 28° | 29° | 4 h | 29 |
| Ao Nang, Krabi | 64 | 28° | 29° | 4 h | 28 |
| Khao Lak | 64 | 28° | 29° | 4 h | 29 |
| Phuket | 64 | 28° | 29° | 4 h | 29 |
| Koh Lanta | 64 | 28° | 29° | 4 h | 28 |
| Koh Tao | 66 | 27° | 29° | 5 h | 26 |
| Ko Pha-ngan | 66 | 25° | 29° | 5 h | 26 |
Thailand in October: quick answers
Thailand in October: where is it warmest?
The warmest places in October are Bangkok (31 °C), Pattaya (30 °C) and Hua Hin (29 °C).
Thailand in October: where is the sea warmest?
The sea is warmest at Pattaya (30 °C), Hua Hin (29 °C) and Koh Samui (29 °C).
Thailand in October: where is the weather best?
The best holiday weather in October – warm, sunny and dry – is in Pattaya, Hua Hin and Koh Samui.
Thailand month by month
Thailand: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences