Average annual temperature is 24.4 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: 18.0 °C
Number of sunny days: 15 days
Number of rainy days: 350 days
Look at detailed online map of Mongi
* Weather data for Mongi 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) | 31.6 | 31.5 | 31.5 | 30.6 | 30.8 | 29.8 | 30.8 | 32.2 | 31.8 | 31.1 | 32.2 | 32.0 |
| Average daytime temperature (°C) | 28.8 | 29.4 | 29.4 | 28.9 | 28.0 | 28.0 | 28.8 | 29.2 | 29.0 | 29.3 | 29.9 | 30.2 |
| Average temperature (°C) | 24.5 | 24.6 | 24.5 | 24.3 | 24.1 | 24.0 | 24.0 | 24.0 | 24.1 | 24.4 | 24.9 | 25.1 |
| Average night temperature (°C) | 21.9 | 22.0 | 21.5 | 21.4 | 21.7 | 21.0 | 20.8 | 20.7 | 20.6 | 21.5 | 21.7 | 22.0 |
| Absolute minimum temperature (°C) | 20.6 | 20.5 | 19.9 | 20.3 | 20.6 | 18.7 | 18.3 | 18.3 | 18.0 | 19.7 | 20.2 | 21.4 |
| 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) | 12.6 | 12.4 | 12.1 | 11.9 | 11.7 | 11.6 | 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) | 7.5 | 7.3 | 8.4 | 8.7 | 6.4 | 8.6 | 9.4 | 9.9 | 9.7 | 9.6 | 10.0 | 9.3 |
| Precipitation (mm) | 357 | 429 | 366 | 378 | 446 | 196 | 124 | 154 | 152 | 489 | 320 | 400 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 4 | 4 | 1 | 1 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 26 | 30 | 27 | 26 | 30 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mongi is at