Average annual temperature is 25.7 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: 20.3 °C
Number of sunny days: 10 days
Number of rainy days: 355 days
Look at detailed online map of Kosami
* Weather data for Kosami 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) | 34.8 | 34.2 | 33.3 | 32.6 | 32.4 | 32.2 | 32.7 | 29.6 | 32.4 | 32.5 | 33.6 | 33.8 |
| Average daytime temperature (°C) | 31.8 | 31.3 | 31.2 | 30.1 | 28.8 | 28.7 | 28.6 | 28.0 | 28.0 | 29.6 | 31.0 | 32.3 |
| Average temperature (°C) | 26.9 | 26.5 | 26.3 | 25.8 | 25.2 | 25.3 | 25.1 | 24.4 | 24.5 | 25.2 | 26.2 | 27.1 |
| Average night temperature (°C) | 24.0 | 23.7 | 23.4 | 23.3 | 23.3 | 23.3 | 22.9 | 22.1 | 22.5 | 22.8 | 23.4 | 24.1 |
| Absolute minimum temperature (°C) | 22.7 | 22.7 | 22.3 | 22.6 | 22.1 | 22.2 | 21.3 | 20.4 | 20.3 | 21.2 | 22.0 | 23.1 |
| 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) | 12.5 | 12.3 | 12.1 | 11.9 | 11.8 | 11.7 | 11.7 | 11.9 | 12.1 | 12.3 | 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) | 9.3 | 8.5 | 8.6 | 7.8 | 5.7 | 6.7 | 7.3 | 7.9 | 5.8 | 7.7 | 9.4 | 10.1 |
| Precipitation (mm) | 378 | 425 | 310 | 366 | 636 | 333 | 217 | 120 | 217 | 521 | 180 | 355 |
| Sunny days | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 |
| Rainy days | 26 | 27 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 29 | 29 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Kosami during the most sunny months:
The largest precipitation sum in Kosami is at