Average annual temperature is 25.2 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: 19.9 °C
Number of sunny days: 6 days
Number of rainy days: 359 days
Look at detailed online map of Iwewi
* Weather data for Iwewi 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) | 34.8 | 34.1 | 33.3 | 32.6 | 32.3 | 32.5 | 31.6 | 31.1 | 33.3 | 32.8 | 33.5 | 33.7 |
| Average daytime temperature (°C) | 31.6 | 31.2 | 31.2 | 30.4 | 28.9 | 28.5 | 28.4 | 27.8 | 27.8 | 29.7 | 31.1 | 32.2 |
| Average temperature (°C) | 26.2 | 26.0 | 25.7 | 25.3 | 24.8 | 24.7 | 24.6 | 23.9 | 24.1 | 24.8 | 25.7 | 26.5 |
| Average night temperature (°C) | 23.1 | 23.0 | 22.8 | 22.7 | 22.9 | 22.8 | 22.5 | 21.7 | 22.1 | 22.5 | 23.0 | 23.4 |
| Absolute minimum temperature (°C) | 21.5 | 22.0 | 21.8 | 21.6 | 21.7 | 21.8 | 21.3 | 20.4 | 19.9 | 21.1 | 21.6 | 22.1 |
| 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) | 12.5 | 12.3 | 12.1 | 11.9 | 11.8 | 11.7 | 11.8 | 11.9 | 12.1 | 12.3 | 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) | 8.8 | 7.6 | 8.4 | 7.8 | 5.9 | 6.3 | 6.7 | 7.1 | 5.3 | 7.0 | 9.0 | 9.7 |
| Precipitation (mm) | 408 | 389 | 410 | 501 | 767 | 427 | 315 | 224 | 366 | 531 | 328 | 362 |
| Sunny days | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 |
| Rainy days | 27 | 28 | 31 | 30 | 31 | 30 | 30 | 31 | 30 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Iwewi during the most sunny months:
The largest precipitation sum in Iwewi is at