Average annual temperature is 26.0 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: 20.0 °C
Number of sunny days: 30 days
Number of rainy days: 335 days
Look at detailed online map of Umuim
* Weather data for Umuim 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) | 32.8 | 32.8 | 32.9 | 32.3 | 31.7 | 31.8 | 32.8 | 33.3 | 34.7 | 34.7 | 33.2 | 33.3 |
| Average daytime temperature (°C) | 30.3 | 30.3 | 30.7 | 29.7 | 29.6 | 29.8 | 30.9 | 31.4 | 32.0 | 31.2 | 31.2 | 31.2 |
| Average temperature (°C) | 25.8 | 25.8 | 25.9 | 25.7 | 25.7 | 25.7 | 26.0 | 26.0 | 26.6 | 26.1 | 26.3 | 26.2 |
| Average night temperature (°C) | 23.0 | 23.3 | 22.9 | 23.0 | 23.3 | 22.9 | 22.8 | 22.3 | 22.7 | 22.8 | 22.8 | 23.4 |
| Absolute minimum temperature (°C) | 22.2 | 22.0 | 21.1 | 22.0 | 22.2 | 21.6 | 21.2 | 20.0 | 21.1 | 21.2 | 21.1 | 22.4 |
| 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) | 8.7 | 7.1 | 8.8 | 8.2 | 7.6 | 8.6 | 9.1 | 10.1 | 10.2 | 9.8 | 10.0 | 9.3 |
| Precipitation (mm) | 343 | 468 | 579 | 301 | 441 | 199 | 118 | 107 | 58 | 274 | 164 | 621 |
| Sunny days | 1 | 0 | 1 | 0 | 1 | 4 | 3 | 7 | 9 | 2 | 1 | 1 |
| Rainy days | 30 | 28 | 30 | 30 | 30 | 26 | 28 | 24 | 21 | 29 | 29 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Umuim is at