Average annual temperature is 22.3 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: 2.9 °C
Number of sunny days: 115 days
Number of rainy days: 250 days
Look at detailed online map of Ba Son
* Weather data for Ba Son 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) | 29.1 | 27.3 | 34.3 | 33.1 | 36.3 | 36.4 | 34.6 | 32.3 | 31.3 | 32.2 | 30.1 | 27.9 |
| Average daytime temperature (°C) | 18.2 | 21.3 | 25.0 | 27.1 | 29.9 | 31.3 | 32.2 | 30.0 | 28.7 | 27.1 | 24.9 | 20.0 |
| Average temperature (°C) | 13.7 | 17.3 | 20.2 | 23.1 | 25.8 | 27.4 | 28.3 | 26.5 | 25.5 | 23.4 | 20.3 | 15.8 |
| Average night temperature (°C) | 9.3 | 13.8 | 16.3 | 19.9 | 22.2 | 24.4 | 25.0 | 23.9 | 22.9 | 20.0 | 16.1 | 11.8 |
| Absolute minimum temperature (°C) | 2.9 | 9.1 | 12.8 | 15.4 | 16.6 | 22.5 | 22.4 | 22.0 | 20.5 | 17.0 | 10.5 | 3.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 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 | 4.6 | 5.1 | 6.2 | 8.6 | 7.6 | 10.8 | 7.8 | 7.1 | 8.1 | 8.0 | 5.7 |
| Precipitation (mm) | 16 | 73 | 97 | 64 | 81 | 248 | 194 | 337 | 321 | 45 | 32 | 24 |
| Sunny days | 22 | 8 | 16 | 5 | 9 | 2 | 4 | 2 | 0 | 15 | 17 | 15 |
| Rainy days | 9 | 20 | 15 | 25 | 22 | 28 | 27 | 29 | 30 | 16 | 13 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ba Son during the most sunny months:
The largest precipitation sum in Ba Son is at