Average annual temperature is 26.2 °C
Absolute maximum temperature: 31.2 °C
Absolute minimum temperature: 22.4 °C
Number of sunny days: 22 days
Number of rainy days: 343 days
Look at detailed online map of Iltopan
* Weather data for Iltopan 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) | 30.5 | 31.2 | 31.1 | 30.7 | 30.5 | 30.4 | 29.7 | 30.0 | 30.3 | 30.9 | 30.4 | 30.4 |
| Average daytime temperature (°C) | 29.5 | 29.4 | 28.9 | 29.1 | 28.7 | 28.6 | 28.5 | 28.4 | 28.6 | 29.1 | 29.2 | 29.4 |
| Average temperature (°C) | 27.0 | 26.8 | 26.3 | 26.4 | 26.2 | 25.9 | 26.0 | 25.6 | 25.7 | 26.1 | 26.4 | 26.6 |
| Average night temperature (°C) | 24.6 | 24.8 | 24.3 | 24.2 | 24.4 | 24.1 | 24.3 | 23.7 | 23.9 | 24.0 | 24.2 | 24.6 |
| Absolute minimum temperature (°C) | 22.9 | 23.2 | 22.4 | 22.5 | 23.4 | 23.0 | 23.1 | 22.7 | 22.4 | 22.6 | 22.7 | 23.2 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.4 | 12.3 | 12.1 | 12.0 | 11.9 | 11.8 | 11.9 | 11.9 | 12.1 | 12.2 | 12.3 | 12.4 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.9 | 9.4 | 8.2 | 9.7 | 8.0 | 8.6 | 7.4 | 8.3 | 8.7 | 9.0 | 9.3 | 9.6 |
| Precipitation (mm) | 144 | 370 | 389 | 262 | 471 | 397 | 314 | 440 | 345 | 296 | 271 | 298 |
| Sunny days | 3 | 0 | 6 | 3 | 0 | 1 | 2 | 3 | 2 | 0 | 2 | 0 |
| Rainy days | 28 | 28 | 25 | 27 | 31 | 29 | 29 | 28 | 28 | 31 | 28 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Iltopan is at