Average annual temperature is 24.4 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: 7.2 °C
Number of sunny days: 115 days
Number of rainy days: 250 days
Look at detailed online map of Oai Viễn
* Weather data for Oai Viễn 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) | 31.9 | 31.5 | 37.4 | 34.0 | 38.9 | 37.9 | 36.2 | 34.8 | 34.3 | 33.0 | 30.9 | 29.6 |
| Average daytime temperature (°C) | 21.1 | 23.9 | 26.9 | 29.3 | 32.3 | 32.7 | 34.1 | 31.7 | 30.2 | 29.4 | 26.6 | 22.3 |
| Average temperature (°C) | 16.7 | 19.9 | 22.2 | 25.2 | 28.1 | 28.8 | 29.9 | 28.3 | 27.0 | 25.8 | 22.5 | 18.7 |
| Average night temperature (°C) | 12.4 | 16.5 | 18.4 | 22.0 | 24.6 | 25.8 | 26.4 | 25.6 | 24.6 | 22.7 | 18.9 | 15.5 |
| Absolute minimum temperature (°C) | 7.2 | 10.8 | 13.6 | 18.0 | 19.5 | 24.1 | 24.1 | 24.7 | 22.8 | 20.7 | 14.3 | 8.1 |
| 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) | 5.3 | 3.9 | 4.7 | 5.3 | 9.4 | 7.8 | 10.3 | 7.5 | 6.2 | 7.9 | 7.8 | 4.8 |
| Precipitation (mm) | 18 | 48 | 38 | 100 | 120 | 338 | 186 | 277 | 462 | 50 | 53 | 25 |
| Sunny days | 19 | 10 | 8 | 10 | 13 | 2 | 8 | 4 | 2 | 17 | 8 | 14 |
| Rainy days | 12 | 18 | 23 | 20 | 18 | 28 | 23 | 27 | 28 | 14 | 22 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Oai Viễn during the most sunny months:
The largest precipitation sum in Oai Viễn is at