Average annual temperature is 22.5 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: 4.9 °C
Number of sunny days: 99 days
Number of rainy days: 266 days
Look at detailed online map of Phien Lien
* Weather data for Phien Lien 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) | 27.3 | 28.1 | 32.5 | 33.5 | 36.5 | 35.5 | 34.2 | 31.9 | 32.5 | 31.0 | 28.2 | 26.4 |
| Average daytime temperature (°C) | 19.3 | 21.4 | 24.1 | 27.5 | 30.5 | 30.6 | 31.5 | 29.6 | 29.2 | 27.8 | 24.4 | 20.3 |
| Average temperature (°C) | 14.8 | 18.1 | 20.3 | 23.7 | 26.4 | 26.8 | 27.5 | 25.9 | 25.5 | 23.8 | 20.6 | 16.8 |
| Average night temperature (°C) | 10.6 | 15.1 | 17.1 | 20.7 | 22.9 | 23.9 | 24.3 | 23.2 | 22.8 | 20.4 | 17.5 | 13.5 |
| Absolute minimum temperature (°C) | 5.3 | 9.8 | 12.6 | 16.9 | 19.5 | 22.0 | 21.8 | 21.4 | 21.1 | 17.2 | 12.6 | 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) | 10.9 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 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) | 6.5 | 4.2 | 4.1 | 6.0 | 8.2 | 8.1 | 10.1 | 8.5 | 8.0 | 8.8 | 7.3 | 5.8 |
| Precipitation (mm) | 3 | 65 | 55 | 98 | 95 | 406 | 282 | 603 | 366 | 60 | 70 | 41 |
| Sunny days | 23 | 11 | 8 | 4 | 4 | 2 | 2 | 3 | 1 | 17 | 11 | 13 |
| Rainy days | 8 | 17 | 23 | 26 | 27 | 28 | 29 | 28 | 29 | 14 | 19 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Phien Lien during the most sunny months:
The largest precipitation sum in Phien Lien is at