Average annual temperature is 24.0 °C
Absolute maximum temperature: 30.5 °C
Absolute minimum temperature: 18.7 °C
Number of sunny days: 25 days
Number of rainy days: 340 days
Look at detailed online map of Arumbum
* Weather data for Arumbum 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) | 29.8 | 30.3 | 30.5 | 29.7 | 29.9 | 29.9 | 30.0 | 29.4 | 30.0 | 30.1 | 30.1 | 29.9 |
| Average daytime temperature (°C) | 28.8 | 28.3 | 28.1 | 28.3 | 27.9 | 27.9 | 27.9 | 27.9 | 28.6 | 28.3 | 28.8 | 28.3 |
| Average temperature (°C) | 24.0 | 23.9 | 23.6 | 23.7 | 23.9 | 23.9 | 24.1 | 24.2 | 24.5 | 24.0 | 24.1 | 24.1 |
| Average night temperature (°C) | 21.0 | 21.2 | 20.7 | 20.8 | 21.3 | 21.2 | 21.7 | 21.8 | 21.9 | 21.2 | 20.9 | 21.5 |
| Absolute minimum temperature (°C) | 18.9 | 20.0 | 19.2 | 19.2 | 20.0 | 18.7 | 20.2 | 19.1 | 20.7 | 19.4 | 19.3 | 20.6 |
| 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 | 11.9 | 11.9 | 12.0 | 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) | 10.4 | 7.9 | 8.4 | 8.8 | 7.1 | 8.8 | 7.9 | 8.5 | 9.2 | 8.4 | 9.7 | 7.5 |
| Precipitation (mm) | 234 | 449 | 393 | 314 | 374 | 256 | 325 | 146 | 169 | 396 | 426 | 585 |
| Sunny days | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 4 | 7 | 1 | 0 | 0 |
| Rainy days | 30 | 27 | 29 | 28 | 29 | 28 | 28 | 27 | 23 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arumbum is at