Average annual temperature is 18.6 °C
Absolute maximum temperature: 27.1 °C
Absolute minimum temperature: 12.6 °C
Number of sunny days: 12 days
Number of rainy days: 353 days
Look at detailed online map of Koru
* Weather data for Koru Papua New Guinea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.9 | 27.1 | 25.6 | 24.3 | 25.8 | 23.6 | 23.4 | 22.6 | 24.2 | 24.1 | 24.9 | 25.1 |
| Average daytime temperature (°C) | 23.4 | 23.6 | 23.7 | 22.9 | 22.5 | 21.6 | 20.7 | 20.3 | 20.6 | 22.7 | 22.7 | 23.5 |
| Average temperature (°C) | 19.4 | 19.7 | 19.3 | 19.0 | 19.0 | 18.2 | 17.6 | 17.1 | 17.3 | 18.4 | 18.7 | 19.4 |
| Average night temperature (°C) | 16.5 | 17.0 | 16.1 | 16.2 | 16.7 | 15.8 | 15.5 | 15.1 | 15.2 | 15.7 | 16.0 | 16.5 |
| Absolute minimum temperature (°C) | 15.1 | 14.4 | 13.5 | 15.2 | 15.4 | 13.2 | 13.8 | 12.6 | 12.6 | 13.1 | 14.2 | 14.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.4 | 12.3 | 12.1 | 12.0 | 11.8 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 12.4 | 12.5 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 7.5 | 7.0 | 8.7 | 7.6 | 6.6 | 6.8 | 6.2 | 6.4 | 7.1 | 8.4 | 8.9 | 8.8 |
| Precipitation (mm) | 339 | 326 | 319 | 622 | 468 | 172 | 373 | 276 | 512 | 362 | 481 | 574 |
| Sunny days | 0 | 0 | 1 | 0 | 1 | 2 | 1 | 3 | 1 | 2 | 0 | 1 |
| Rainy days | 31 | 28 | 30 | 30 | 30 | 28 | 30 | 28 | 29 | 29 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koru is at