Average annual temperature is 24.8 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: 18.6 °C
Number of sunny days: 37 days
Number of rainy days: 328 days
Look at detailed online map of Sumastri
* Weather data for Sumastri 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) | 28.6 | 27.6 | 28.3 | 28.5 | 29.3 | 29.7 | 29.8 | 31.9 | 34.9 | 35.3 | 32.4 | 31.8 |
| Average daytime temperature (°C) | 26.3 | 25.6 | 26.6 | 27.7 | 27.7 | 27.9 | 28.4 | 30.7 | 32.2 | 32.5 | 29.9 | 29.3 |
| Average temperature (°C) | 23.5 | 23.0 | 23.7 | 24.5 | 24.7 | 24.5 | 24.6 | 25.5 | 25.9 | 26.4 | 25.5 | 25.4 |
| Average night temperature (°C) | 21.0 | 21.0 | 21.2 | 21.8 | 22.1 | 21.6 | 21.4 | 21.4 | 21.3 | 22.3 | 22.6 | 22.5 |
| Absolute minimum temperature (°C) | 20.0 | 19.7 | 19.8 | 19.6 | 21.0 | 20.4 | 19.8 | 19.8 | 18.6 | 21.7 | 21.2 | 20.9 |
| 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) | 7.5 | 5.2 | 8.4 | 9.5 | 9.8 | 10.2 | 10.4 | 11.0 | 11.0 | 10.9 | 9.4 | 9.6 |
| Precipitation (mm) | 213 | 370 | 395 | 222 | 208 | 99 | 124 | 24 | 37 | 101 | 293 | 261 |
| Sunny days | 0 | 0 | 0 | 1 | 0 | 3 | 7 | 11 | 8 | 3 | 0 | 4 |
| Rainy days | 31 | 28 | 31 | 29 | 31 | 27 | 24 | 20 | 22 | 28 | 30 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sumastri is at