Average annual temperature is 22.1 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: 4.5 °C
Number of sunny days: 145 days
Number of rainy days: 220 days
Look at detailed online map of Tha San
* Weather data for Tha San Vietnam is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.8 | 28.9 | 33.2 | 34.7 | 40.0 | 36.8 | 37.5 | 33.0 | 34.3 | 31.1 | 28.4 | 26.5 |
| Average daytime temperature (°C) | 18.2 | 22.1 | 24.7 | 29.2 | 32.5 | 31.9 | 32.4 | 30.7 | 30.1 | 27.4 | 24.5 | 19.9 |
| Average temperature (°C) | 13.0 | 17.5 | 19.7 | 23.6 | 26.8 | 26.8 | 27.4 | 26.1 | 25.5 | 23.4 | 19.9 | 15.9 |
| Average night temperature (°C) | 8.3 | 13.9 | 15.8 | 19.4 | 22.2 | 23.1 | 23.3 | 22.7 | 22.1 | 20.1 | 16.2 | 12.6 |
| Absolute minimum temperature (°C) | 4.5 | 8.5 | 11.1 | 13.8 | 18.5 | 22.0 | 21.8 | 18.9 | 20.7 | 17.0 | 11.8 | 7.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.9 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.4 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.8 | 6.3 | 6.7 | 7.7 | 9.1 | 9.3 | 10.4 | 8.7 | 9.1 | 8.3 | 8.4 | 6.1 |
| Precipitation (mm) | 4 | 27 | 17 | 20 | 87 | 243 | 191 | 337 | 168 | 100 | 66 | 23 |
| Sunny days | 23 | 13 | 18 | 19 | 14 | 2 | 9 | 1 | 2 | 14 | 14 | 16 |
| Rainy days | 8 | 15 | 13 | 11 | 17 | 28 | 22 | 30 | 28 | 17 | 16 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Tha San during the most sunny months:
The largest precipitation sum in Tha San is at