Average annual temperature is 24.2 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: 18.4 °C
Number of sunny days: 10 days
Number of rainy days: 355 days
Look at detailed online map of Sialang
* Weather data for Sialang 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) | 31.4 | 31.1 | 31.9 | 30.7 | 33.5 | 30.5 | 29.7 | 29.9 | 29.2 | 29.4 | 29.5 | 30.6 |
| Average daytime temperature (°C) | 27.8 | 28.5 | 29.1 | 28.6 | 29.0 | 28.9 | 28.1 | 27.8 | 27.9 | 27.8 | 28.4 | 28.4 |
| Average temperature (°C) | 23.7 | 24.2 | 24.3 | 24.6 | 25.0 | 24.8 | 24.1 | 23.9 | 23.9 | 23.9 | 24.2 | 24.2 |
| Average night temperature (°C) | 20.8 | 20.8 | 21.2 | 21.9 | 22.2 | 21.9 | 21.3 | 21.3 | 21.0 | 21.3 | 21.7 | 21.8 |
| Absolute minimum temperature (°C) | 19.7 | 18.4 | 19.6 | 20.9 | 21.1 | 21.0 | 20.0 | 20.5 | 18.8 | 19.2 | 20.6 | 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 7.5 | 8.4 | 8.0 | 7.7 | 8.2 | 8.5 | 8.3 | 7.7 | 8.7 | 7.6 | 7.7 | 7.0 |
| Precipitation (mm) | 314 | 216 | 373 | 302 | 317 | 317 | 323 | 415 | 315 | 255 | 273 | 565 |
| Sunny days | 0 | 2 | 1 | 0 | 0 | 2 | 3 | 0 | 1 | 0 | 1 | 0 |
| Rainy days | 31 | 26 | 30 | 30 | 31 | 28 | 28 | 31 | 29 | 31 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sialang is at