Average annual temperature is 23.4 °C
Absolute maximum temperature: 32.0 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 29 days
Number of rainy days: 336 days
Look at detailed online map of Simalonggang
* Weather data for Simalonggang 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) | 29.4 | 30.1 | 29.5 | 30.0 | 31.0 | 31.0 | 31.2 | 30.2 | 30.7 | 32.0 | 30.2 | 29.6 |
| Average daytime temperature (°C) | 27.3 | 27.6 | 27.6 | 28.4 | 28.6 | 28.7 | 28.4 | 28.3 | 29.3 | 29.6 | 29.0 | 27.7 |
| Average temperature (°C) | 22.6 | 23.0 | 23.1 | 23.5 | 24.0 | 23.8 | 23.3 | 23.3 | 23.6 | 23.7 | 23.5 | 23.4 |
| Average night temperature (°C) | 19.4 | 19.3 | 19.8 | 20.0 | 20.4 | 20.1 | 19.3 | 19.4 | 19.1 | 19.5 | 20.0 | 20.4 |
| Absolute minimum temperature (°C) | 18.3 | 17.3 | 18.4 | 18.1 | 19.0 | 17.9 | 17.6 | 17.8 | 16.9 | 17.2 | 19.0 | 19.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 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) | 7.4 | 8.5 | 7.5 | 8.5 | 8.5 | 9.1 | 8.5 | 8.6 | 9.8 | 9.7 | 8.8 | 7.1 |
| Precipitation (mm) | 110 | 115 | 148 | 175 | 133 | 124 | 65 | 158 | 94 | 160 | 201 | 369 |
| Sunny days | 0 | 3 | 0 | 2 | 1 | 3 | 9 | 1 | 5 | 3 | 2 | 0 |
| Rainy days | 31 | 25 | 31 | 28 | 30 | 27 | 22 | 30 | 25 | 28 | 28 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Simalonggang is at