Average annual temperature is 25.9 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: 19.1 °C
Number of sunny days: 60 days
Number of rainy days: 305 days
Look at detailed online map of Ciastana
* Weather data for Ciastana 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) | 31.3 | 29.6 | 30.2 | 30.4 | 30.9 | 31.2 | 31.5 | 33.5 | 36.4 | 36.9 | 34.8 | 33.0 |
| Average daytime temperature (°C) | 28.2 | 27.0 | 28.3 | 29.5 | 29.6 | 29.6 | 30.1 | 32.1 | 33.8 | 35.1 | 31.9 | 30.7 |
| Average temperature (°C) | 24.8 | 24.2 | 24.8 | 25.5 | 25.9 | 25.6 | 25.4 | 26.3 | 27.2 | 28.0 | 26.5 | 26.2 |
| Average night temperature (°C) | 22.3 | 22.1 | 22.4 | 22.5 | 22.7 | 22.3 | 21.4 | 21.3 | 21.8 | 23.1 | 23.3 | 23.1 |
| Absolute minimum temperature (°C) | 21.2 | 20.4 | 21.1 | 20.7 | 20.6 | 21.2 | 19.5 | 19.5 | 19.1 | 21.6 | 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) | 8.3 | 5.7 | 8.7 | 9.6 | 9.8 | 10.1 | 10.4 | 10.9 | 11.1 | 11.0 | 9.6 | 9.7 |
| Precipitation (mm) | 205 | 360 | 291 | 148 | 127 | 99 | 45 | 14 | 7 | 78 | 230 | 205 |
| Sunny days | 0 | 0 | 0 | 2 | 4 | 3 | 11 | 18 | 15 | 4 | 1 | 2 |
| Rainy days | 31 | 28 | 31 | 28 | 27 | 27 | 20 | 13 | 15 | 27 | 29 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ciastana is at