Average annual temperature is 27.8 °C
Absolute maximum temperature: 41.4 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 131 days
Number of rainy days: 234 days
Look at detailed online map of Sai Yok
* Weather data for Sai Yok Thailand is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 34.6 | 36.5 | 39.1 | 41.4 | 41.0 | 39.0 | 36.9 | 37.0 | 35.1 | 33.1 | 32.1 | 33.1 |
| Average daytime temperature (°C) | 30.2 | 33.0 | 35.1 | 38.5 | 38.2 | 34.5 | 33.0 | 34.2 | 31.6 | 30.7 | 30.1 | 30.8 |
| Average temperature (°C) | 24.6 | 26.9 | 28.7 | 31.0 | 31.1 | 29.2 | 28.2 | 28.7 | 27.3 | 26.6 | 26.0 | 26.0 |
| Average night temperature (°C) | 18.6 | 21.3 | 22.5 | 25.3 | 26.3 | 25.5 | 25.0 | 24.9 | 24.4 | 23.7 | 22.4 | 21.4 |
| Absolute minimum temperature (°C) | 15.3 | 18.3 | 19.4 | 23.2 | 24.4 | 24.1 | 23.5 | 23.9 | 23.0 | 22.7 | 17.7 | 18.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 11.7 | 12.1 | 12.5 | 12.8 | 12.9 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.1 | 10.4 | 10.9 | 10.6 | 10.8 | 7.6 | 7.4 | 8.7 | 6.7 | 8.2 | 9.6 | 10.4 |
| Precipitation (mm) | 4 | 39 | 11 | 74 | 166 | 125 | 148 | 77 | 270 | 333 | 75 | 22 |
| Sunny days | 27 | 21 | 24 | 17 | 4 | 3 | 3 | 0 | 0 | 0 | 12 | 20 |
| Rainy days | 4 | 7 | 7 | 13 | 27 | 27 | 28 | 31 | 30 | 31 | 18 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sai Yok is at