Average annual temperature is 24.0 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 17 days
Number of rainy days: 348 days
Look at detailed online map of Masamo
* Weather data for Masamo 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) | 32.8 | 31.7 | 31.7 | 31.0 | 30.2 | 30.3 | 29.6 | 30.2 | 29.9 | 31.2 | 31.7 | 32.1 |
| Average daytime temperature (°C) | 29.6 | 29.4 | 29.1 | 28.5 | 27.9 | 27.8 | 27.7 | 27.9 | 27.7 | 28.9 | 29.3 | 29.8 |
| Average temperature (°C) | 24.8 | 24.5 | 24.1 | 23.9 | 23.6 | 23.6 | 23.4 | 23.3 | 23.4 | 24.0 | 24.4 | 24.9 |
| Average night temperature (°C) | 21.5 | 21.3 | 21.1 | 21.3 | 21.3 | 21.3 | 20.9 | 20.2 | 20.6 | 20.7 | 21.1 | 21.7 |
| Absolute minimum temperature (°C) | 19.9 | 20.6 | 20.4 | 20.2 | 20.2 | 20.5 | 19.5 | 17.4 | 17.9 | 17.3 | 19.2 | 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 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.4 | 12.3 | 12.1 | 12.0 | 11.8 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 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) | 8.9 | 8.5 | 8.9 | 7.7 | 6.5 | 8.3 | 7.8 | 8.5 | 7.8 | 8.8 | 9.2 | 9.4 |
| Precipitation (mm) | 580 | 506 | 455 | 475 | 785 | 287 | 280 | 137 | 286 | 218 | 287 | 450 |
| Sunny days | 3 | 0 | 0 | 1 | 0 | 0 | 1 | 4 | 3 | 3 | 1 | 1 |
| Rainy days | 28 | 28 | 31 | 29 | 31 | 30 | 30 | 27 | 27 | 28 | 29 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Masamo is at