Average annual temperature is 13.9 °C
Absolute maximum temperature: 22.1 °C
Absolute minimum temperature: 5.4 °C
Number of sunny days: 12 days
Number of rainy days: 353 days
Look at detailed online map of Ariaka
* Weather data for Ariaka 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) | 21.1 | 20.8 | 21.2 | 21.2 | 21.6 | 20.7 | 20.5 | 20.5 | 21.4 | 21.1 | 22.1 | 21.7 |
| Average daytime temperature (°C) | 19.3 | 18.9 | 19.3 | 18.9 | 18.8 | 19.0 | 18.6 | 18.4 | 18.6 | 19.0 | 19.8 | 20.3 |
| Average temperature (°C) | 14.0 | 14.2 | 13.9 | 13.8 | 14.1 | 13.8 | 13.7 | 13.4 | 13.6 | 13.5 | 14.0 | 14.6 |
| Average night temperature (°C) | 10.3 | 11.2 | 10.4 | 10.5 | 11.1 | 10.3 | 10.3 | 10.4 | 10.5 | 9.5 | 9.9 | 10.9 |
| Absolute minimum temperature (°C) | 7.7 | 8.5 | 7.9 | 8.2 | 7.1 | 8.0 | 7.0 | 6.0 | 5.8 | 5.4 | 6.1 | 9.6 |
| 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) | 8.1 | 6.2 | 7.8 | 7.1 | 6.5 | 8.9 | 8.4 | 8.2 | 7.5 | 8.5 | 8.9 | 8.4 |
| Precipitation (mm) | 299 | 290 | 331 | 406 | 366 | 243 | 212 | 187 | 326 | 272 | 262 | 414 |
| Sunny days | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 2 | 0 | 5 | 1 | 0 |
| Rainy days | 30 | 27 | 31 | 30 | 31 | 29 | 30 | 29 | 30 | 26 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ariaka is at