Average annual temperature is 21.2 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: 4.9 °C
Number of sunny days: 119 days
Number of rainy days: 246 days
Look at detailed online map of Củ Hai
* Weather data for Củ Hai 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) | 26.0 | 29.0 | 32.3 | 35.1 | 35.7 | 35.4 | 31.2 | 28.4 | 28.7 | 28.7 | 28.3 | 27.5 |
| Average daytime temperature (°C) | 20.0 | 23.9 | 25.9 | 30.5 | 31.4 | 28.4 | 28.7 | 26.8 | 26.6 | 26.2 | 24.3 | 21.5 |
| Average temperature (°C) | 13.7 | 17.8 | 19.8 | 24.3 | 25.8 | 24.1 | 24.6 | 23.4 | 23.2 | 21.8 | 19.2 | 16.5 |
| Average night temperature (°C) | 9.1 | 13.5 | 15.6 | 19.9 | 21.6 | 21.0 | 21.4 | 20.9 | 20.3 | 18.5 | 15.4 | 12.5 |
| Absolute minimum temperature (°C) | 5.4 | 9.4 | 10.6 | 15.2 | 18.1 | 19.5 | 20.3 | 19.5 | 18.9 | 16.7 | 10.3 | 4.9 |
| 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 | 13.1 | 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) | 8.9 | 8.5 | 8.3 | 10.3 | 10.3 | 7.6 | 10.3 | 6.2 | 8.8 | 9.6 | 9.3 | 7.4 |
| Precipitation (mm) | 1 | 37 | 50 | 57 | 87 | 486 | 252 | 462 | 144 | 74 | 47 | 39 |
| Sunny days | 26 | 16 | 9 | 7 | 8 | 0 | 0 | 1 | 1 | 15 | 18 | 18 |
| Rainy days | 5 | 12 | 22 | 23 | 23 | 30 | 31 | 30 | 29 | 16 | 12 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Củ Hai is at