Average annual temperature is 22.5 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 81 days
Number of rainy days: 284 days
Look at detailed online map of Ossu
* Weather data for Ossu East Timor is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 28.2 | 28.1 | 28.9 | 28.2 | 25.7 | 26.4 | 27.0 | 24.2 | 27.6 | 31.8 | 32.5 | 32.2 |
| Average daytime temperature (°C) | 27.3 | 27.0 | 27.0 | 26.1 | 24.5 | 24.5 | 23.3 | 23.3 | 25.1 | 28.8 | 31.0 | 29.4 |
| Average temperature (°C) | 23.4 | 23.3 | 23.1 | 22.9 | 21.5 | 21.4 | 20.3 | 19.9 | 20.8 | 23.5 | 25.0 | 24.7 |
| Average night temperature (°C) | 20.9 | 21.2 | 20.3 | 20.6 | 19.1 | 19.1 | 18.0 | 16.9 | 17.4 | 19.2 | 20.3 | 21.5 |
| Absolute minimum temperature (°C) | 19.5 | 19.9 | 19.0 | 19.2 | 16.6 | 16.9 | 15.3 | 15.3 | 15.4 | 17.2 | 17.3 | 20.7 |
| 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) | 12.6 | 12.4 | 12.1 | 11.9 | 11.7 | 11.6 | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 |
| 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) | 10.1 | 8.1 | 10.0 | 9.3 | 10.1 | 10.0 | 9.6 | 10.7 | 11.0 | 11.3 | 11.5 | 10.4 |
| Precipitation (mm) | 197 | 182 | 172 | 133 | 105 | 76 | 233 | 55 | 21 | 2 | 14 | 157 |
| Sunny days | 2 | 0 | 0 | 1 | 7 | 5 | 0 | 4 | 16 | 20 | 20 | 6 |
| Rainy days | 29 | 28 | 31 | 29 | 24 | 25 | 31 | 27 | 14 | 11 | 10 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ossu is at