Average annual temperature is 22.1 °C
Absolute maximum temperature: 29.2 °C
Absolute minimum temperature: 16.0 °C
Number of sunny days: 24 days
Number of rainy days: 341 days
Look at detailed online map of Siregar
* Weather data for Siregar 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) | 26.8 | 27.3 | 28.0 | 28.7 | 28.8 | 29.2 | 28.9 | 28.4 | 28.7 | 28.9 | 28.2 | 28.2 |
| Average daytime temperature (°C) | 25.4 | 25.9 | 26.0 | 26.7 | 26.8 | 27.2 | 26.8 | 26.7 | 26.8 | 26.7 | 26.5 | 26.5 |
| Average temperature (°C) | 21.2 | 21.3 | 21.6 | 22.3 | 22.7 | 22.8 | 22.4 | 22.2 | 22.3 | 22.2 | 22.2 | 22.2 |
| Average night temperature (°C) | 18.2 | 18.1 | 18.3 | 19.2 | 19.8 | 19.5 | 19.2 | 19.1 | 19.3 | 19.2 | 19.6 | 19.6 |
| Absolute minimum temperature (°C) | 16.3 | 16.0 | 16.7 | 18.0 | 18.6 | 18.2 | 17.9 | 18.4 | 18.0 | 18.3 | 18.7 | 18.2 |
| 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 | 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) | 8.0 | 9.0 | 8.5 | 8.3 | 8.8 | 8.7 | 8.8 | 8.0 | 7.8 | 7.8 | 6.6 | 8.1 |
| Precipitation (mm) | 166 | 167 | 145 | 124 | 151 | 104 | 96 | 207 | 184 | 186 | 350 | 352 |
| Sunny days | 2 | 1 | 1 | 0 | 3 | 6 | 10 | 0 | 0 | 1 | 0 | 0 |
| Rainy days | 29 | 27 | 30 | 30 | 28 | 24 | 21 | 31 | 30 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siregar is at