Average annual temperature is 19.6 °C
Absolute maximum temperature: 28.5 °C
Absolute minimum temperature: 13.1 °C
Number of sunny days: 4 days
Number of rainy days: 361 days
Look at detailed online map of Wairo
* Weather data for Wairo 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) | 27.4 | 27.8 | 27.0 | 27.1 | 26.6 | 27.9 | 26.1 | 24.9 | 26.5 | 26.9 | 28.5 | 27.8 |
| Average daytime temperature (°C) | 25.5 | 25.4 | 25.4 | 24.9 | 24.0 | 23.8 | 23.3 | 22.4 | 23.1 | 24.4 | 25.7 | 25.9 |
| Average temperature (°C) | 19.9 | 19.8 | 19.7 | 19.6 | 19.7 | 19.5 | 19.4 | 18.8 | 19.2 | 19.5 | 20.1 | 20.4 |
| Average night temperature (°C) | 16.7 | 16.9 | 16.5 | 16.6 | 17.3 | 17.1 | 17.1 | 16.8 | 17.2 | 16.8 | 17.0 | 17.3 |
| Absolute minimum temperature (°C) | 15.4 | 15.8 | 15.0 | 15.1 | 15.4 | 14.8 | 14.9 | 13.5 | 15.1 | 13.1 | 14.6 | 15.9 |
| 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) | 8.3 | 7.4 | 8.5 | 8.0 | 6.5 | 7.1 | 7.3 | 6.4 | 5.9 | 7.1 | 9.2 | 9.2 |
| Precipitation (mm) | 452 | 564 | 496 | 615 | 551 | 350 | 323 | 304 | 469 | 540 | 440 | 507 |
| Sunny days | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 |
| Rainy days | 31 | 28 | 30 | 30 | 31 | 29 | 31 | 31 | 30 | 30 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Wairo is at