Average annual temperature is 22.5 °C
Absolute maximum temperature: 31.4 °C
Absolute minimum temperature: 10.2 °C
Number of sunny days: 80 days
Number of rainy days: 285 days
Look at detailed online map of Grondu
* Weather data for Grondu New Caledonia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.4 | 30.3 | 31.4 | 30.6 | 28.5 | 28.0 | 28.1 | 25.9 | 26.5 | 30.5 | 28.3 | 30.6 |
| Average daytime temperature (°C) | 28.8 | 28.6 | 28.5 | 28.1 | 25.5 | 24.5 | 24.0 | 23.4 | 23.9 | 25.1 | 26.4 | 28.9 |
| Average temperature (°C) | 25.2 | 25.4 | 25.5 | 24.3 | 21.8 | 19.8 | 19.5 | 18.8 | 20.6 | 21.7 | 22.8 | 25.4 |
| Average night temperature (°C) | 22.5 | 22.8 | 23.2 | 21.6 | 19.1 | 16.0 | 15.9 | 14.8 | 18.0 | 19.1 | 19.5 | 22.5 |
| Absolute minimum temperature (°C) | 19.7 | 18.5 | 21.0 | 17.2 | 14.1 | 11.9 | 11.0 | 10.2 | 12.9 | 14.1 | 15.5 | 18.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.2 | 12.8 | 12.2 | 11.6 | 11.1 | 10.9 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 9.2 | 9.7 | 10.2 | 8.8 | 7.9 | 9.8 | 8.9 | 9.5 | 8.9 | 8.4 | 11.4 | 11.1 |
| Precipitation (mm) | 332 | 166 | 174 | 225 | 55 | 14 | 32 | 187 | 245 | 139 | 29 | 93 |
| Sunny days | 2 | 2 | 3 | 6 | 10 | 15 | 16 | 10 | 5 | 5 | 3 | 3 |
| Rainy days | 29 | 26 | 28 | 24 | 21 | 15 | 15 | 21 | 25 | 26 | 27 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Grondu is at