Average annual temperature is 21.1 °C
Absolute maximum temperature: 29.2 °C
Absolute minimum temperature: 14.8 °C
Number of sunny days: 14 days
Number of rainy days: 351 days
Look at detailed online map of Simbolon
* Weather data for Simbolon 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) | 25.6 | 26.7 | 27.0 | 27.5 | 28.2 | 28.8 | 29.2 | 28.5 | 27.4 | 28.0 | 27.2 | 28.1 |
| Average daytime temperature (°C) | 24.3 | 25.0 | 25.1 | 25.7 | 26.5 | 26.9 | 26.7 | 26.1 | 26.0 | 25.8 | 25.3 | 25.4 |
| Average temperature (°C) | 20.1 | 20.4 | 20.5 | 21.0 | 21.8 | 21.9 | 21.6 | 21.4 | 21.4 | 21.3 | 21.2 | 21.1 |
| Average night temperature (°C) | 17.1 | 17.1 | 17.3 | 18.0 | 18.3 | 18.2 | 18.0 | 18.3 | 18.3 | 18.2 | 18.7 | 18.5 |
| Absolute minimum temperature (°C) | 14.8 | 15.7 | 15.8 | 16.2 | 16.4 | 16.4 | 16.3 | 17.3 | 17.1 | 16.9 | 17.5 | 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 | 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 | 12.3 | 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) | 7.9 | 8.7 | 8.5 | 8.1 | 8.5 | 8.9 | 8.4 | 7.6 | 7.5 | 7.8 | 6.6 | 8.0 |
| Precipitation (mm) | 327 | 240 | 245 | 268 | 216 | 235 | 207 | 410 | 313 | 291 | 437 | 444 |
| Sunny days | 1 | 0 | 0 | 0 | 2 | 5 | 5 | 0 | 0 | 1 | 0 | 0 |
| Rainy days | 30 | 28 | 31 | 30 | 29 | 25 | 26 | 31 | 30 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Simbolon is at