Average annual temperature is 20.2 °C
Absolute maximum temperature: 29.2 °C
Absolute minimum temperature: 12.7 °C
Number of sunny days: 75 days
Number of rainy days: 290 days
Look at detailed online map of Siwil
* Weather data for Siwil Indonesia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 24.5 | 24.7 | 24.3 | 24.6 | 23.9 | 24.1 | 23.6 | 25.4 | 26.8 | 29.2 | 27.2 | 25.5 |
| Average daytime temperature (°C) | 23.0 | 22.8 | 23.1 | 23.0 | 22.9 | 22.7 | 22.1 | 23.5 | 24.8 | 26.6 | 25.5 | 24.2 |
| Average temperature (°C) | 20.3 | 20.3 | 20.1 | 20.3 | 19.8 | 19.6 | 18.9 | 19.2 | 19.8 | 21.6 | 21.3 | 20.8 |
| Average night temperature (°C) | 18.5 | 18.6 | 17.7 | 18.2 | 16.8 | 16.9 | 16.1 | 15.4 | 15.7 | 17.3 | 18.0 | 18.2 |
| Absolute minimum temperature (°C) | 16.8 | 17.5 | 15.3 | 17.0 | 14.1 | 15.0 | 13.6 | 12.7 | 13.6 | 15.5 | 16.5 | 17.1 |
| 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 | 12.4 | 12.1 | 11.9 | 11.8 | 11.7 | 11.7 | 11.9 | 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) | 8.1 | 5.7 | 9.2 | 8.1 | 10.1 | 10.7 | 10.6 | 10.9 | 11.2 | 11.4 | 10.8 | 9.1 |
| Precipitation (mm) | 124 | 164 | 396 | 212 | 178 | 240 | 228 | 19 | 32 | 52 | 203 | 587 |
| Sunny days | 4 | 0 | 1 | 1 | 13 | 3 | 12 | 17 | 14 | 4 | 1 | 5 |
| Rainy days | 27 | 28 | 30 | 29 | 18 | 27 | 19 | 14 | 16 | 27 | 29 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siwil is at