Average annual temperature is 25.5 °C
Absolute maximum temperature: 33.2 °C
Absolute minimum temperature: 19.0 °C
Number of sunny days: 14 days
Number of rainy days: 351 days
Look at detailed online map of Onambatutu
* Weather data for Onambatutu 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) | 32.6 | 32.7 | 32.9 | 32.1 | 32.4 | 31.3 | 32.2 | 32.2 | 32.7 | 32.8 | 33.1 | 33.2 |
| Average daytime temperature (°C) | 30.0 | 30.6 | 30.5 | 30.2 | 29.5 | 29.3 | 29.6 | 29.6 | 30.0 | 30.5 | 30.7 | 31.5 |
| Average temperature (°C) | 25.6 | 25.7 | 25.6 | 25.4 | 25.4 | 25.1 | 25.2 | 25.0 | 25.2 | 25.6 | 25.8 | 26.3 |
| Average night temperature (°C) | 23.0 | 23.0 | 22.7 | 22.6 | 23.0 | 22.4 | 22.2 | 22.3 | 22.1 | 22.8 | 22.9 | 23.2 |
| Absolute minimum temperature (°C) | 21.2 | 22.2 | 21.5 | 21.3 | 21.6 | 20.7 | 20.0 | 19.5 | 19.0 | 21.3 | 21.7 | 22.0 |
| 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 | 12.4 | 12.1 | 11.9 | 11.7 | 11.7 | 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) | 7.0 | 6.7 | 7.8 | 8.3 | 6.3 | 7.9 | 8.7 | 8.8 | 9.1 | 9.2 | 9.7 | 9.3 |
| Precipitation (mm) | 371 | 490 | 339 | 334 | 334 | 131 | 282 | 178 | 201 | 396 | 316 | 331 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 5 | 4 | 1 | 3 | 0 | 0 | 1 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 25 | 27 | 30 | 27 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Onambatutu is at