Average annual temperature is 21.9 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 4.9 °C
Number of sunny days: 105 days
Number of rainy days: 260 days
Look at detailed online map of Son An
* Weather data for Son An 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) | 29.2 | 27.9 | 31.8 | 32.3 | 36.6 | 34.2 | 33.5 | 31.3 | 31.9 | 30.8 | 28.2 | 26.0 |
| Average daytime temperature (°C) | 18.8 | 20.5 | 24.0 | 26.5 | 29.7 | 30.0 | 31.0 | 29.4 | 28.8 | 27.0 | 24.5 | 19.7 |
| Average temperature (°C) | 14.0 | 17.1 | 19.6 | 22.7 | 25.5 | 26.3 | 27.2 | 25.6 | 25.2 | 23.2 | 20.0 | 15.8 |
| Average night temperature (°C) | 9.5 | 13.9 | 15.9 | 19.7 | 21.8 | 23.5 | 24.1 | 23.0 | 22.6 | 19.9 | 16.1 | 12.2 |
| Absolute minimum temperature (°C) | 4.9 | 8.7 | 11.3 | 15.6 | 18.0 | 22.0 | 21.5 | 21.6 | 20.4 | 16.8 | 11.7 | 4.9 |
| 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) | 11.0 | 11.4 | 12.0 | 12.7 | 13.2 | 13.4 | 13.3 | 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) | 6.0 | 4.1 | 4.2 | 5.3 | 8.5 | 7.5 | 10.5 | 8.1 | 8.0 | 9.0 | 7.9 | 5.4 |
| Precipitation (mm) | 9 | 127 | 52 | 74 | 118 | 471 | 192 | 463 | 296 | 53 | 41 | 20 |
| Sunny days | 23 | 7 | 9 | 4 | 7 | 1 | 2 | 3 | 1 | 19 | 16 | 13 |
| Rainy days | 8 | 21 | 22 | 26 | 24 | 29 | 29 | 28 | 29 | 12 | 14 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Son An during the most sunny months:
The largest precipitation sum in Son An is at