Average annual temperature is 21.4 °C
Absolute maximum temperature: 28.0 °C
Absolute minimum temperature: 15.8 °C
Number of sunny days: 12 days
Number of rainy days: 353 days
Look at detailed online map of Sianipar
* Weather data for Sianipar 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) | 26.1 | 26.2 | 27.2 | 27.4 | 27.9 | 28.0 | 28.0 | 27.5 | 27.8 | 28.0 | 26.8 | 27.1 |
| Average daytime temperature (°C) | 24.6 | 25.1 | 25.4 | 25.8 | 26.1 | 26.5 | 26.2 | 25.8 | 25.8 | 25.8 | 25.5 | 25.5 |
| Average temperature (°C) | 20.5 | 20.8 | 21.0 | 21.5 | 22.0 | 22.1 | 21.8 | 21.4 | 21.6 | 21.5 | 21.5 | 21.6 |
| Average night temperature (°C) | 17.5 | 17.7 | 17.7 | 18.4 | 19.1 | 18.8 | 18.7 | 18.4 | 18.7 | 18.5 | 18.9 | 19.0 |
| Absolute minimum temperature (°C) | 15.8 | 16.1 | 16.0 | 16.7 | 17.8 | 17.4 | 17.2 | 16.9 | 17.3 | 17.2 | 17.9 | 17.9 |
| 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 | 11.0 |
| Daylight mean duration (h) | 12.0 | 12.0 | 12.1 | 12.2 | 12.2 | 12.3 | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 |
| Daylight minimum duration (h) | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.4 | 9.1 | 8.8 | 8.6 | 9.0 | 8.9 | 8.9 | 8.1 | 8.0 | 8.2 | 6.9 | 8.3 |
| Precipitation (mm) | 247 | 228 | 239 | 230 | 195 | 145 | 146 | 299 | 217 | 246 | 438 | 434 |
| Sunny days | 1 | 0 | 0 | 0 | 0 | 4 | 4 | 1 | 0 | 2 | 0 | 0 |
| Rainy days | 30 | 28 | 31 | 30 | 31 | 26 | 27 | 30 | 30 | 29 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sianipar is at