Average annual temperature is 25.0 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: 19.2 °C
Number of sunny days: 106 days
Number of rainy days: 259 days
Look at detailed online map of Sisiran
* Weather data for Sisiran 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) | 29.8 | 29.5 | 29.9 | 30.2 | 30.3 | 31.1 | 29.5 | 32.5 | 34.5 | 35.2 | 34.0 | 33.4 |
| Average daytime temperature (°C) | 27.9 | 27.1 | 28.4 | 28.8 | 29.0 | 29.7 | 28.3 | 30.6 | 32.0 | 33.7 | 31.7 | 30.5 |
| Average temperature (°C) | 24.4 | 23.8 | 24.5 | 24.9 | 25.0 | 25.1 | 23.8 | 24.5 | 25.0 | 27.0 | 26.3 | 25.9 |
| Average night temperature (°C) | 21.9 | 21.7 | 22.0 | 22.3 | 22.3 | 22.2 | 20.9 | 20.5 | 20.8 | 22.8 | 23.3 | 23.2 |
| Absolute minimum temperature (°C) | 21.0 | 21.3 | 20.9 | 20.1 | 21.3 | 21.3 | 19.2 | 19.5 | 19.3 | 21.7 | 22.6 | 22.2 |
| 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) | 8.1 | 5.8 | 8.8 | 9.4 | 10.1 | 10.6 | 10.4 | 10.9 | 11.0 | 11.2 | 10.5 | 10.1 |
| Precipitation (mm) | 200 | 421 | 257 | 158 | 95 | 60 | 65 | 1 | 8 | 22 | 103 | 127 |
| Sunny days | 1 | 0 | 1 | 0 | 15 | 8 | 18 | 27 | 21 | 5 | 1 | 9 |
| Rainy days | 30 | 28 | 30 | 30 | 16 | 22 | 13 | 4 | 9 | 26 | 29 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sisiran is at