Average annual temperature is 26.1 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: 19.7 °C
Number of sunny days: 79 days
Number of rainy days: 286 days
Look at detailed online map of Hisiu
* Weather data for Hisiu 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) | 34.1 | 33.3 | 33.5 | 31.4 | 30.5 | 30.0 | 30.7 | 28.5 | 30.6 | 29.1 | 32.0 | 32.8 |
| Average daytime temperature (°C) | 30.8 | 30.4 | 30.3 | 29.7 | 28.5 | 28.2 | 28.2 | 27.7 | 28.1 | 28.2 | 29.5 | 31.1 |
| Average temperature (°C) | 27.1 | 26.7 | 26.5 | 26.1 | 25.9 | 25.7 | 25.6 | 25.2 | 25.4 | 25.5 | 26.2 | 27.3 |
| Average night temperature (°C) | 24.3 | 24.1 | 23.7 | 23.8 | 23.9 | 23.4 | 23.1 | 23.1 | 23.0 | 23.2 | 23.2 | 24.3 |
| Absolute minimum temperature (°C) | 22.7 | 22.5 | 21.5 | 22.3 | 22.9 | 21.1 | 20.9 | 19.7 | 19.7 | 21.5 | 20.8 | 22.5 |
| 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) | 8.9 | 8.1 | 9.0 | 9.0 | 7.1 | 9.2 | 9.5 | 10.3 | 10.2 | 9.4 | 10.2 | 10.6 |
| Precipitation (mm) | 141 | 202 | 216 | 211 | 505 | 140 | 106 | 27 | 85 | 296 | 130 | 156 |
| Sunny days | 7 | 6 | 1 | 3 | 0 | 8 | 12 | 16 | 14 | 4 | 7 | 1 |
| Rainy days | 24 | 22 | 30 | 27 | 31 | 22 | 19 | 15 | 16 | 27 | 23 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Hisiu is at