Average annual temperature is 27.1 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 20.3 °C
Number of sunny days: 106 days
Number of rainy days: 259 days
Look at detailed online map of Demasan
* Weather data for Demasan 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) | 31.9 | 31.0 | 32.6 | 32.8 | 33.1 | 33.8 | 33.5 | 35.7 | 37.1 | 37.1 | 35.9 | 37.1 |
| Average daytime temperature (°C) | 29.7 | 28.6 | 30.8 | 31.4 | 31.7 | 33.0 | 32.2 | 33.7 | 35.2 | 36.1 | 34.5 | 33.7 |
| Average temperature (°C) | 25.5 | 25.2 | 25.8 | 26.4 | 27.0 | 27.6 | 26.7 | 27.4 | 28.3 | 29.2 | 28.2 | 27.8 |
| Average night temperature (°C) | 22.9 | 23.0 | 22.8 | 23.5 | 23.5 | 23.7 | 22.6 | 22.2 | 23.0 | 24.3 | 24.5 | 24.6 |
| Absolute minimum temperature (°C) | 22.1 | 22.1 | 21.7 | 22.4 | 22.5 | 22.1 | 20.7 | 20.3 | 21.1 | 23.3 | 23.5 | 23.7 |
| 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 | 12.0 | 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) | 8.5 | 7.0 | 8.9 | 9.5 | 10.3 | 10.7 | 10.5 | 10.9 | 11.0 | 11.2 | 10.3 | 9.5 |
| Precipitation (mm) | 290 | 369 | 357 | 204 | 98 | 46 | 52 | 1 | 13 | 48 | 188 | 206 |
| Sunny days | 0 | 0 | 0 | 0 | 14 | 8 | 20 | 27 | 20 | 8 | 2 | 7 |
| Rainy days | 31 | 28 | 31 | 30 | 17 | 22 | 11 | 4 | 10 | 23 | 28 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Demasan is at