Average annual temperature is 25.0 °C
Absolute maximum temperature: 32.6 °C
Absolute minimum temperature: 19.8 °C
Number of sunny days: 6 days
Number of rainy days: 359 days
Look at detailed online map of Mainjok
* Weather data for Mainjok 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 | 31.2 | 32.3 | 32.3 | 32.6 | 31.0 | 31.7 | 31.7 | 31.5 | 31.9 | 32.1 | 31.8 |
| Average daytime temperature (°C) | 28.9 | 28.4 | 29.7 | 28.3 | 29.0 | 28.7 | 29.0 | 29.8 | 29.8 | 29.4 | 29.9 | 29.2 |
| Average temperature (°C) | 24.9 | 24.7 | 25.0 | 24.6 | 25.1 | 24.8 | 24.9 | 24.9 | 25.2 | 25.0 | 25.3 | 25.1 |
| Average night temperature (°C) | 22.4 | 22.4 | 22.3 | 22.4 | 22.8 | 22.3 | 22.3 | 21.8 | 22.2 | 22.2 | 22.6 | 22.8 |
| Absolute minimum temperature (°C) | 21.4 | 21.4 | 21.7 | 21.4 | 22.0 | 20.5 | 19.8 | 20.2 | 20.7 | 20.9 | 21.8 | 22.3 |
| 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) | 12.3 | 12.2 | 12.1 | 12.0 | 12.0 | 11.9 | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.3 |
| 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) | 7.2 | 5.9 | 7.5 | 6.5 | 7.2 | 7.8 | 8.6 | 9.5 | 9.0 | 8.3 | 8.8 | 7.5 |
| Precipitation (mm) | 189 | 348 | 253 | 369 | 307 | 167 | 152 | 116 | 159 | 182 | 274 | 360 |
| Sunny days | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 0 | 0 |
| Rainy days | 31 | 27 | 31 | 30 | 30 | 30 | 30 | 30 | 29 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mainjok is at