Average annual temperature is 27.7 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 20.5 °C
Number of sunny days: 90 days
Number of rainy days: 275 days
Look at detailed online map of Siman
* Weather data for Siman 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) | 32.5 | 31.3 | 31.5 | 32.0 | 33.3 | 34.0 | 33.2 | 34.3 | 35.8 | 37.5 | 37.8 | 35.1 |
| Average daytime temperature (°C) | 30.5 | 29.4 | 30.2 | 30.5 | 31.6 | 32.6 | 32.2 | 33.3 | 34.6 | 35.8 | 34.6 | 32.8 |
| Average temperature (°C) | 26.6 | 26.1 | 26.8 | 27.3 | 28.4 | 28.5 | 27.0 | 27.6 | 28.2 | 29.6 | 28.9 | 27.8 |
| Average night temperature (°C) | 24.3 | 24.2 | 24.3 | 25.1 | 25.0 | 24.8 | 22.4 | 22.4 | 22.7 | 24.4 | 24.8 | 24.4 |
| Absolute minimum temperature (°C) | 23.6 | 23.5 | 23.0 | 23.8 | 23.4 | 22.7 | 20.6 | 20.5 | 21.2 | 23.5 | 23.7 | 23.5 |
| 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 | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 |
| 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) | 9.2 | 7.3 | 9.6 | 9.2 | 10.3 | 10.9 | 10.8 | 11.0 | 11.1 | 11.4 | 10.9 | 10.0 |
| Precipitation (mm) | 243 | 316 | 308 | 180 | 49 | 18 | 53 | 2 | 9 | 9 | 142 | 336 |
| Sunny days | 0 | 0 | 0 | 0 | 12 | 6 | 14 | 24 | 19 | 12 | 2 | 1 |
| Rainy days | 31 | 28 | 31 | 30 | 19 | 24 | 17 | 7 | 11 | 19 | 28 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siman is at