Average annual temperature is 18.5 °C
Absolute maximum temperature: 27.8 °C
Absolute minimum temperature: 9.9 °C
Number of sunny days: 5 days
Number of rainy days: 360 days
Look at detailed online map of Umasa
* Weather data for Umasa 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) | 27.0 | 26.0 | 27.0 | 26.7 | 26.5 | 26.4 | 26.9 | 23.8 | 27.0 | 25.7 | 27.8 | 27.5 |
| Average daytime temperature (°C) | 23.7 | 23.2 | 24.1 | 23.9 | 23.0 | 23.1 | 22.4 | 21.2 | 22.3 | 22.9 | 24.1 | 24.1 |
| Average temperature (°C) | 18.8 | 18.9 | 18.7 | 18.6 | 18.8 | 18.5 | 18.0 | 17.7 | 18.0 | 18.4 | 18.8 | 19.2 |
| Average night temperature (°C) | 15.3 | 15.9 | 15.0 | 15.3 | 16.2 | 15.5 | 15.2 | 15.6 | 15.1 | 15.3 | 14.9 | 15.8 |
| Absolute minimum temperature (°C) | 13.7 | 13.8 | 13.6 | 13.3 | 14.6 | 13.2 | 13.5 | 9.9 | 13.0 | 10.9 | 12.0 | 14.1 |
| 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 | 12.0 | 11.8 | 11.7 | 11.8 | 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) | 8.2 | 6.6 | 8.6 | 7.9 | 6.1 | 7.6 | 7.1 | 6.5 | 7.3 | 7.9 | 9.3 | 9.2 |
| Precipitation (mm) | 304 | 223 | 315 | 352 | 403 | 265 | 198 | 241 | 293 | 382 | 225 | 259 |
| Sunny days | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 |
| Rainy days | 30 | 27 | 31 | 30 | 31 | 30 | 30 | 31 | 30 | 30 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Umasa is at