Average annual temperature is 21.4 °C
Absolute maximum temperature: 29.4 °C
Absolute minimum temperature: 15.4 °C
Number of sunny days: 9 days
Number of rainy days: 356 days
Look at detailed online map of Hela
* Weather data for Hela 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) | 29.4 | 28.6 | 28.6 | 27.9 | 27.9 | 27.6 | 26.1 | 25.7 | 26.1 | 27.6 | 27.9 | 28.7 |
| Average daytime temperature (°C) | 27.1 | 26.6 | 26.5 | 25.8 | 25.0 | 24.9 | 24.5 | 24.0 | 23.9 | 25.6 | 26.3 | 27.0 |
| Average temperature (°C) | 22.4 | 22.4 | 21.9 | 21.7 | 21.4 | 21.2 | 20.7 | 20.0 | 20.2 | 21.2 | 21.8 | 22.5 |
| Average night temperature (°C) | 18.9 | 19.1 | 18.6 | 18.7 | 19.1 | 18.9 | 18.6 | 17.9 | 18.2 | 18.3 | 18.6 | 19.2 |
| Absolute minimum temperature (°C) | 16.7 | 17.3 | 17.2 | 17.3 | 17.7 | 17.6 | 17.2 | 16.6 | 16.0 | 15.4 | 16.8 | 18.3 |
| 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 | 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) | 8.8 | 8.4 | 9.0 | 7.7 | 6.4 | 8.3 | 7.9 | 7.7 | 7.1 | 8.5 | 9.2 | 9.9 |
| Precipitation (mm) | 460 | 367 | 294 | 406 | 538 | 305 | 359 | 303 | 350 | 167 | 179 | 264 |
| Sunny days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 1 | 0 |
| Rainy days | 29 | 27 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 26 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Hela is at