Average annual temperature is 20.5 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: 2.3 °C
Number of sunny days: 95 days
Number of rainy days: 270 days
Look at detailed online map of Co Yan
* Weather data for Co Yan 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) | 24.8 | 25.3 | 29.8 | 30.9 | 34.1 | 34.4 | 31.6 | 30.6 | 29.7 | 29.1 | 26.6 | 24.8 |
| Average daytime temperature (°C) | 16.4 | 19.2 | 22.2 | 25.7 | 28.5 | 29.2 | 30.0 | 28.5 | 27.7 | 25.3 | 22.3 | 17.9 |
| Average temperature (°C) | 12.0 | 15.6 | 18.2 | 21.7 | 24.3 | 25.1 | 25.8 | 24.5 | 24.0 | 21.6 | 18.4 | 14.1 |
| Average night temperature (°C) | 7.9 | 12.6 | 14.8 | 18.6 | 20.6 | 22.1 | 22.4 | 21.7 | 21.2 | 18.3 | 15.1 | 10.6 |
| Absolute minimum temperature (°C) | 2.3 | 7.9 | 9.7 | 14.1 | 16.7 | 20.5 | 20.5 | 20.0 | 19.3 | 15.7 | 10.1 | 2.8 |
| 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) | 10.9 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.4 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| 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) | 6.6 | 4.4 | 4.6 | 6.8 | 8.6 | 8.2 | 10.5 | 8.7 | 8.7 | 8.5 | 7.3 | 6.3 |
| Precipitation (mm) | 6 | 117 | 62 | 101 | 101 | 356 | 225 | 365 | 251 | 83 | 46 | 31 |
| Sunny days | 21 | 6 | 5 | 4 | 7 | 3 | 2 | 3 | 1 | 18 | 10 | 15 |
| Rainy days | 10 | 22 | 26 | 26 | 24 | 27 | 29 | 28 | 29 | 13 | 20 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Co Yan during the most sunny months:
The largest precipitation sum in Co Yan is at