Average annual temperature is 27.7 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: 19.7 °C
Number of sunny days: 170 days
Number of rainy days: 195 days
Look at detailed online map of Opalan
* Weather data for Opalan 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 | 29.9 | 31.7 | 33.3 | 33.8 | 34.9 | 33.9 | 34.6 | 35.9 | 37.0 | 36.7 | 34.5 |
| Average daytime temperature (°C) | 29.3 | 28.8 | 30.0 | 31.0 | 32.4 | 33.0 | 32.7 | 33.1 | 34.0 | 35.3 | 34.7 | 33.1 |
| Average temperature (°C) | 26.3 | 25.8 | 26.7 | 27.4 | 28.0 | 28.2 | 27.2 | 27.2 | 27.9 | 29.3 | 29.6 | 28.5 |
| Average night temperature (°C) | 24.0 | 23.6 | 24.0 | 24.7 | 24.1 | 24.1 | 22.6 | 22.0 | 22.4 | 23.7 | 25.3 | 25.1 |
| Absolute minimum temperature (°C) | 22.6 | 22.6 | 22.0 | 23.2 | 22.3 | 22.6 | 20.0 | 19.9 | 19.7 | 22.1 | 23.8 | 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 | 12.4 | 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) | 9.4 | 8.1 | 10.4 | 9.5 | 10.5 | 10.9 | 10.7 | 11.0 | 11.3 | 11.6 | 11.6 | 10.8 |
| Precipitation (mm) | 178 | 228 | 107 | 94 | 8 | 11 | 18 | 0 | 2 | 1 | 31 | 112 |
| Sunny days | 2 | 0 | 1 | 1 | 21 | 19 | 23 | 31 | 27 | 28 | 12 | 5 |
| Rainy days | 29 | 28 | 30 | 29 | 10 | 11 | 8 | 0 | 3 | 3 | 18 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Opalan is at