Average annual temperature is 15.5 °C
Absolute maximum temperature: 23.7 °C
Absolute minimum temperature: 8.4 °C
Number of sunny days: 12 days
Number of rainy days: 353 days
Look at detailed online map of Keyonosa
* Weather data for Keyonosa 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) | 23.0 | 22.6 | 23.2 | 22.1 | 23.0 | 22.0 | 22.1 | 21.7 | 23.1 | 22.5 | 23.5 | 23.7 |
| Average daytime temperature (°C) | 20.3 | 19.9 | 20.7 | 20.4 | 20.2 | 20.3 | 19.9 | 19.7 | 20.5 | 20.8 | 21.3 | 21.2 |
| Average temperature (°C) | 15.6 | 15.6 | 15.5 | 15.6 | 15.8 | 15.2 | 15.2 | 15.0 | 15.1 | 15.5 | 15.7 | 16.1 |
| Average night temperature (°C) | 12.6 | 13.2 | 12.4 | 12.6 | 13.3 | 12.2 | 12.4 | 12.6 | 11.8 | 12.7 | 12.2 | 13.1 |
| Absolute minimum temperature (°C) | 10.5 | 11.7 | 10.6 | 10.4 | 12.1 | 9.4 | 10.0 | 8.4 | 8.7 | 10.5 | 9.5 | 10.5 |
| 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) | 12.4 | 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) | 7.6 | 5.6 | 7.8 | 7.9 | 6.6 | 8.3 | 7.8 | 8.7 | 8.9 | 8.6 | 9.3 | 8.1 |
| Precipitation (mm) | 203 | 275 | 236 | 310 | 279 | 280 | 168 | 302 | 286 | 412 | 269 | 347 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 3 | 2 | 2 | 2 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 28 | 30 | 28 | 28 | 29 | 28 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Keyonosa is at