Average annual temperature is 26.6 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 19.6 °C
Number of sunny days: 108 days
Number of rainy days: 257 days
Look at detailed online map of Siwal
* Weather data for Siwal 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) | 31.6 | 30.2 | 32.2 | 32.7 | 32.7 | 33.7 | 33.1 | 35.6 | 37.2 | 37.5 | 36.9 | 37.1 |
| Average daytime temperature (°C) | 29.5 | 29.0 | 30.5 | 30.7 | 31.3 | 32.4 | 31.3 | 33.5 | 34.6 | 36.1 | 34.4 | 32.7 |
| Average temperature (°C) | 25.6 | 25.2 | 25.8 | 26.2 | 26.4 | 26.9 | 25.7 | 26.2 | 26.8 | 28.9 | 28.3 | 27.3 |
| Average night temperature (°C) | 23.0 | 22.8 | 22.8 | 23.3 | 22.7 | 23.1 | 21.7 | 21.2 | 21.8 | 24.0 | 24.5 | 23.8 |
| Absolute minimum temperature (°C) | 21.9 | 22.2 | 21.8 | 22.3 | 20.9 | 21.9 | 19.9 | 19.6 | 19.6 | 22.8 | 23.3 | 22.3 |
| 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 | 12.5 | 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) | 8.4 | 6.3 | 8.7 | 9.4 | 10.3 | 10.8 | 10.6 | 10.9 | 11.0 | 11.2 | 10.5 | 9.7 |
| Precipitation (mm) | 273 | 389 | 387 | 267 | 158 | 40 | 43 | 1 | 8 | 30 | 182 | 191 |
| Sunny days | 0 | 1 | 0 | 1 | 14 | 9 | 21 | 27 | 21 | 6 | 0 | 8 |
| Rainy days | 31 | 27 | 31 | 29 | 17 | 21 | 10 | 4 | 9 | 25 | 30 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siwal is at