Average annual temperature is 26.3 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: 21.6 °C
Number of sunny days: 22 days
Number of rainy days: 343 days
Look at detailed online map of Old Kiava
* Weather data for Old Kiava 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) | 31.2 | 30.8 | 31.6 | 31.1 | 31.1 | 30.5 | 31.4 | 32.4 | 32.5 | 32.4 | 32.3 | 31.7 |
| Average daytime temperature (°C) | 29.4 | 28.9 | 29.5 | 29.5 | 29.2 | 28.8 | 29.7 | 29.3 | 29.8 | 29.9 | 30.8 | 30.2 |
| Average temperature (°C) | 26.1 | 25.8 | 26.0 | 26.1 | 26.2 | 25.9 | 26.5 | 26.4 | 26.5 | 26.4 | 27.0 | 26.6 |
| Average night temperature (°C) | 23.4 | 23.2 | 23.2 | 23.3 | 23.6 | 23.3 | 23.9 | 23.9 | 23.9 | 23.3 | 23.7 | 23.7 |
| Absolute minimum temperature (°C) | 22.0 | 21.6 | 21.7 | 21.8 | 21.9 | 21.7 | 21.7 | 21.7 | 22.9 | 21.7 | 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) | 12.4 | 12.3 | 12.1 | 12.0 | 11.9 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 12.4 | 12.4 |
| 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) | 8.6 | 6.8 | 8.5 | 8.5 | 7.5 | 7.1 | 7.7 | 6.9 | 7.8 | 7.8 | 9.4 | 8.3 |
| Precipitation (mm) | 294 | 450 | 394 | 281 | 363 | 481 | 370 | 449 | 525 | 263 | 116 | 335 |
| Sunny days | 1 | 0 | 3 | 2 | 0 | 0 | 1 | 3 | 5 | 1 | 6 | 0 |
| Rainy days | 30 | 28 | 28 | 28 | 31 | 30 | 30 | 28 | 25 | 30 | 24 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Old Kiava is at