Average annual temperature is 27.1 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 17.5 °C
Number of sunny days: 46 days
Number of rainy days: 319 days
Look at detailed online map of Khlong Sai
* Weather data for Khlong Sai 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) | 31.5 | 32.0 | 36.0 | 37.7 | 37.0 | 36.4 | 36.7 | 36.6 | 33.0 | 33.0 | 31.5 | 31.1 |
| Average daytime temperature (°C) | 28.8 | 30.3 | 33.0 | 35.8 | 34.3 | 33.0 | 32.3 | 33.5 | 31.0 | 31.2 | 29.2 | 29.5 |
| Average temperature (°C) | 25.3 | 26.0 | 27.5 | 29.4 | 28.4 | 27.9 | 27.5 | 28.2 | 26.6 | 26.3 | 25.9 | 26.3 |
| Average night temperature (°C) | 21.9 | 21.8 | 22.2 | 24.6 | 24.4 | 24.2 | 24.1 | 24.3 | 23.9 | 23.5 | 23.5 | 23.6 |
| Absolute minimum temperature (°C) | 17.5 | 20.5 | 19.7 | 23.7 | 22.3 | 22.8 | 22.5 | 23.0 | 22.6 | 22.3 | 21.8 | 22.6 |
| 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) | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 9.3 | 10.6 | 10.8 | 11.0 | 9.8 | 9.1 | 7.9 | 10.3 | 7.9 | 8.7 | 7.1 | 9.5 |
| Precipitation (mm) | 66 | 66 | 21 | 48 | 179 | 64 | 127 | 104 | 289 | 293 | 316 | 149 |
| Sunny days | 5 | 8 | 11 | 5 | 3 | 6 | 4 | 3 | 0 | 0 | 1 | 0 |
| Rainy days | 26 | 20 | 20 | 25 | 28 | 24 | 27 | 28 | 30 | 31 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Khlong Sai is at