Average annual temperature is 27.3 °C
Absolute maximum temperature: 31.2 °C
Absolute minimum temperature: 18.1 °C
Number of sunny days: 22 days
Number of rainy days: 343 days
Look at detailed online map of Massis
* Weather data for Massis 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) | 29.5 | 29.5 | 30.4 | 30.1 | 30.8 | 30.6 | 31.2 | 31.0 | 31.0 | 30.9 | 30.4 | 31.0 |
| Average daytime temperature (°C) | 28.4 | 28.3 | 28.5 | 28.5 | 28.8 | 28.5 | 29.0 | 29.1 | 29.1 | 29.5 | 29.3 | 29.3 |
| Average temperature (°C) | 27.3 | 27.3 | 27.4 | 27.3 | 27.4 | 27.0 | 27.1 | 27.2 | 27.2 | 27.2 | 27.3 | 27.6 |
| Average night temperature (°C) | 25.7 | 26.0 | 26.2 | 26.1 | 26.2 | 25.4 | 25.7 | 25.6 | 25.7 | 25.6 | 25.8 | 26.1 |
| Absolute minimum temperature (°C) | 24.5 | 24.7 | 25.0 | 25.2 | 25.2 | 18.1 | 24.5 | 23.8 | 24.2 | 24.2 | 24.5 | 25.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 9.4 | 7.6 | 8.3 | 8.6 | 7.9 | 8.9 | 8.9 | 9.4 | 9.0 | 9.5 | 10.3 | 9.7 |
| Precipitation (mm) | 198 | 298 | 231 | 223 | 300 | 350 | 305 | 198 | 289 | 165 | 187 | 181 |
| Sunny days | 2 | 0 | 5 | 0 | 2 | 1 | 1 | 2 | 4 | 3 | 0 | 2 |
| Rainy days | 29 | 28 | 26 | 30 | 29 | 29 | 30 | 29 | 26 | 28 | 30 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Massis is at