Average annual temperature is 26.4 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: 19.4 °C
Number of sunny days: 108 days
Number of rainy days: 257 days
Look at detailed online map of Sumiyang
* Weather data for Sumiyang 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) | 31.1 | 29.9 | 31.4 | 32.4 | 32.4 | 33.6 | 32.8 | 35.4 | 37.2 | 37.4 | 37.1 | 37.4 |
| Average daytime temperature (°C) | 29.1 | 28.6 | 30.0 | 30.3 | 30.9 | 32.1 | 31.0 | 33.5 | 34.6 | 36.1 | 34.3 | 32.7 |
| Average temperature (°C) | 25.4 | 24.9 | 25.5 | 26.0 | 26.1 | 26.6 | 25.5 | 26.1 | 26.7 | 28.7 | 28.0 | 27.2 |
| Average night temperature (°C) | 22.8 | 22.4 | 22.5 | 23.0 | 22.3 | 22.8 | 21.3 | 20.9 | 21.6 | 23.7 | 24.2 | 23.7 |
| Absolute minimum temperature (°C) | 21.6 | 21.8 | 21.6 | 21.7 | 20.5 | 21.7 | 19.5 | 19.4 | 19.5 | 22.8 | 22.9 | 22.2 |
| 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 | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 |
| 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) | 8.4 | 6.2 | 8.7 | 9.4 | 10.1 | 10.7 | 10.5 | 10.9 | 11.0 | 11.2 | 10.5 | 9.8 |
| Precipitation (mm) | 237 | 352 | 350 | 195 | 158 | 41 | 37 | 1 | 7 | 26 | 133 | 177 |
| Sunny days | 0 | 1 | 0 | 1 | 16 | 7 | 20 | 27 | 22 | 7 | 0 | 7 |
| Rainy days | 31 | 27 | 31 | 29 | 15 | 23 | 11 | 4 | 8 | 24 | 30 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sumiyang is at