Average annual temperature is 24.6 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 7.9 °C
Number of sunny days: 117 days
Number of rainy days: 248 days
Look at detailed online map of Cổ Tếl
* Weather data for Cổ Tếl 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) | 28.7 | 31.5 | 35.3 | 33.9 | 37.8 | 36.3 | 37.0 | 34.2 | 34.4 | 32.8 | 32.4 | 30.1 |
| Average daytime temperature (°C) | 20.9 | 24.3 | 27.1 | 29.7 | 32.8 | 32.5 | 33.9 | 31.8 | 30.7 | 29.5 | 26.6 | 22.5 |
| Average temperature (°C) | 16.5 | 20.5 | 22.7 | 25.7 | 28.5 | 28.9 | 29.8 | 28.0 | 27.3 | 25.9 | 22.5 | 18.9 |
| Average night temperature (°C) | 12.2 | 17.0 | 18.7 | 22.5 | 24.8 | 26.0 | 26.3 | 25.3 | 24.7 | 22.4 | 18.9 | 15.4 |
| Absolute minimum temperature (°C) | 8.1 | 11.8 | 13.4 | 19.0 | 20.7 | 24.2 | 24.1 | 23.1 | 23.4 | 19.9 | 13.2 | 7.9 |
| 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) | 11.0 | 11.4 | 12.0 | 12.6 | 13.2 | 13.4 | 13.3 | 12.8 | 12.3 | 11.7 | 11.1 | 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) | 6.4 | 4.9 | 4.7 | 5.8 | 8.9 | 8.1 | 10.5 | 7.4 | 7.7 | 8.7 | 7.6 | 5.5 |
| Precipitation (mm) | 12 | 51 | 66 | 96 | 125 | 310 | 185 | 466 | 362 | 71 | 77 | 26 |
| Sunny days | 24 | 9 | 11 | 6 | 14 | 2 | 6 | 1 | 2 | 16 | 9 | 17 |
| Rainy days | 7 | 19 | 20 | 24 | 17 | 28 | 25 | 30 | 28 | 15 | 21 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Cổ Tếl during the most sunny months:
The largest precipitation sum in Cổ Tếl is at