Average annual temperature is 24.3 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: 6.2 °C
Number of sunny days: 111 days
Number of rainy days: 254 days
Look at detailed online map of Ngoại Sa
* Weather data for Ngoại Sa 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) | 33.1 | 31.3 | 37.1 | 35.8 | 40.1 | 37.1 | 37.1 | 35.0 | 33.8 | 32.7 | 31.5 | 28.1 |
| Average daytime temperature (°C) | 21.0 | 24.0 | 26.7 | 29.8 | 33.0 | 32.7 | 34.0 | 31.7 | 30.3 | 29.5 | 26.5 | 22.4 |
| Average temperature (°C) | 16.6 | 20.1 | 22.3 | 25.7 | 28.1 | 28.4 | 29.1 | 27.9 | 26.8 | 25.5 | 22.3 | 18.9 |
| Average night temperature (°C) | 12.0 | 16.6 | 18.4 | 22.4 | 24.4 | 25.5 | 25.7 | 25.2 | 24.3 | 22.0 | 18.8 | 15.5 |
| Absolute minimum temperature (°C) | 6.8 | 9.8 | 13.4 | 18.9 | 19.8 | 23.8 | 24.3 | 22.8 | 23.5 | 19.3 | 13.1 | 6.2 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 10.9 |
| 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) | 5.5 | 4.5 | 4.7 | 6.0 | 9.2 | 7.9 | 10.2 | 6.9 | 6.9 | 8.1 | 7.5 | 5.2 |
| Precipitation (mm) | 20 | 59 | 32 | 84 | 144 | 365 | 189 | 354 | 425 | 55 | 66 | 19 |
| Sunny days | 21 | 7 | 7 | 12 | 8 | 4 | 4 | 2 | 2 | 16 | 12 | 16 |
| Rainy days | 10 | 21 | 24 | 18 | 23 | 26 | 27 | 29 | 28 | 15 | 18 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ngoại Sa during the most sunny months:
The largest precipitation sum in Ngoại Sa is at