Average annual temperature is 25.1 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: 8.1 °C
Number of sunny days: 114 days
Number of rainy days: 251 days
Look at detailed online map of Đệ Nhất
* Weather data for Đệ Nhất 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) | 31.2 | 31.9 | 38.2 | 37.6 | 39.9 | 39.7 | 40.9 | 36.9 | 35.8 | 32.4 | 30.7 | 29.6 |
| Average daytime temperature (°C) | 20.7 | 23.6 | 26.4 | 30.0 | 33.0 | 35.0 | 36.0 | 32.8 | 31.2 | 29.0 | 26.4 | 22.6 |
| Average temperature (°C) | 17.1 | 20.2 | 22.6 | 26.2 | 28.9 | 30.5 | 30.9 | 28.9 | 27.5 | 25.6 | 22.6 | 19.3 |
| Average night temperature (°C) | 13.7 | 17.5 | 19.1 | 23.0 | 25.5 | 27.2 | 26.9 | 25.8 | 24.7 | 23.0 | 19.3 | 16.4 |
| Absolute minimum temperature (°C) | 8.1 | 11.2 | 13.7 | 19.3 | 20.4 | 24.7 | 24.2 | 24.3 | 23.2 | 21.1 | 14.3 | 10.0 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.0 | 13.3 | 13.1 | 12.8 | 12.2 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 4.8 | 5.0 | 7.6 | 8.0 | 10.4 | 9.5 | 10.9 | 7.5 | 7.5 | 7.0 | 7.5 | 4.4 |
| Precipitation (mm) | 34 | 51 | 28 | 94 | 106 | 168 | 154 | 224 | 392 | 190 | 368 | 61 |
| Sunny days | 17 | 9 | 12 | 14 | 14 | 7 | 4 | 5 | 0 | 11 | 10 | 11 |
| Rainy days | 14 | 19 | 19 | 16 | 17 | 23 | 27 | 26 | 30 | 20 | 20 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Đệ Nhất during the most sunny months:
The largest precipitation sum in Đệ Nhất is at