Average annual temperature is 25.0 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: 18.5 °C
Number of sunny days: 25 days
Number of rainy days: 340 days
Look at detailed online map of Waiu
* Weather data for Waiu 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) | 32.4 | 32.2 | 32.4 | 31.4 | 31.5 | 31.2 | 31.8 | 33.0 | 32.7 | 32.5 | 32.7 | 32.7 |
| Average daytime temperature (°C) | 29.6 | 30.2 | 30.2 | 29.6 | 28.7 | 28.8 | 29.7 | 30.2 | 30.0 | 30.3 | 30.7 | 31.1 |
| Average temperature (°C) | 25.2 | 25.3 | 25.1 | 24.9 | 24.8 | 24.6 | 24.7 | 24.7 | 24.8 | 25.1 | 25.5 | 25.8 |
| Average night temperature (°C) | 22.5 | 22.6 | 22.0 | 22.0 | 22.4 | 21.7 | 21.4 | 21.4 | 21.3 | 22.2 | 22.3 | 22.7 |
| Absolute minimum temperature (°C) | 21.0 | 21.0 | 20.1 | 20.7 | 21.1 | 19.2 | 18.8 | 18.5 | 18.6 | 19.9 | 20.9 | 21.5 |
| 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) | 12.6 | 12.4 | 12.1 | 11.9 | 11.7 | 11.6 | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 |
| 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) | 7.7 | 7.5 | 8.8 | 8.9 | 6.4 | 8.7 | 9.5 | 10.1 | 9.9 | 9.8 | 10.3 | 9.7 |
| Precipitation (mm) | 417 | 533 | 426 | 363 | 393 | 174 | 180 | 143 | 199 | 455 | 316 | 432 |
| Sunny days | 0 | 0 | 0 | 1 | 0 | 4 | 4 | 8 | 6 | 1 | 0 | 1 |
| Rainy days | 31 | 28 | 31 | 29 | 31 | 26 | 27 | 23 | 24 | 30 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Waiu is at