Average annual temperature is 25.9 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: 19.4 °C
Number of sunny days: 67 days
Number of rainy days: 298 days
Look at detailed online map of Derman
* Weather data for Derman 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) | 29.3 | 28.6 | 30.1 | 30.2 | 31.4 | 31.8 | 32.2 | 33.1 | 34.6 | 34.5 | 32.8 | 32.0 |
| Average daytime temperature (°C) | 27.5 | 27.0 | 28.1 | 28.7 | 29.6 | 30.3 | 30.4 | 31.0 | 31.7 | 32.7 | 31.3 | 30.3 |
| Average temperature (°C) | 24.7 | 24.3 | 25.0 | 25.6 | 26.1 | 26.2 | 25.9 | 26.0 | 26.5 | 27.6 | 27.0 | 26.4 |
| Average night temperature (°C) | 22.4 | 22.4 | 22.4 | 22.9 | 22.8 | 22.8 | 21.8 | 21.6 | 22.0 | 23.3 | 23.5 | 23.2 |
| Absolute minimum temperature (°C) | 21.1 | 21.5 | 21.2 | 21.9 | 21.2 | 21.3 | 20.5 | 19.4 | 20.1 | 21.8 | 22.5 | 21.5 |
| 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 | 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) | 8.9 | 6.2 | 9.6 | 10.1 | 10.5 | 10.8 | 10.5 | 11.0 | 11.0 | 11.1 | 10.8 | 10.1 |
| Precipitation (mm) | 460 | 530 | 451 | 268 | 142 | 81 | 46 | 7 | 17 | 51 | 221 | 309 |
| Sunny days | 0 | 0 | 0 | 0 | 3 | 1 | 14 | 20 | 17 | 8 | 2 | 2 |
| Rainy days | 31 | 28 | 31 | 30 | 28 | 29 | 17 | 11 | 13 | 23 | 28 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Derman is at