Average annual temperature is 22.0 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: 9.0 °C
Number of sunny days: 28 days
Number of rainy days: 337 days
Look at detailed online map of Lan Nam
* Weather data for Lan Nam 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) | 26.1 | 29.8 | 31.9 | 32.8 | 33.4 | 30.7 | 31.1 | 32.4 | 29.9 | 28.0 | 26.5 | 27.3 |
| Average daytime temperature (°C) | 17.9 | 22.3 | 24.4 | 29.0 | 29.2 | 29.5 | 29.0 | 29.4 | 27.3 | 24.3 | 22.5 | 20.6 |
| Average temperature (°C) | 15.6 | 19.0 | 20.2 | 24.5 | 24.9 | 25.2 | 24.9 | 25.3 | 23.5 | 21.7 | 20.1 | 18.4 |
| Average night temperature (°C) | 13.9 | 16.4 | 17.2 | 21.3 | 22.0 | 22.4 | 21.9 | 22.5 | 21.1 | 20.3 | 18.4 | 16.9 |
| Absolute minimum temperature (°C) | 9.0 | 13.2 | 12.4 | 17.9 | 18.8 | 21.0 | 20.3 | 20.6 | 19.2 | 18.6 | 14.5 | 11.3 |
| 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 2.6 | 7.8 | 9.7 | 10.8 | 10.2 | 11.1 | 10.6 | 9.4 | 8.0 | 5.1 | 6.5 | 4.6 |
| Precipitation (mm) | 389 | 360 | 97 | 110 | 199 | 95 | 111 | 108 | 427 | 699 | 503 | 568 |
| Sunny days | 1 | 3 | 6 | 2 | 4 | 2 | 2 | 5 | 0 | 0 | 0 | 3 |
| Rainy days | 30 | 25 | 25 | 28 | 27 | 28 | 29 | 26 | 30 | 31 | 30 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Lan Nam during the most sunny months:
The largest precipitation sum in Lan Nam is at