Average annual temperature is 27.3 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: 23.8 °C
Number of sunny days: 14 days
Number of rainy days: 351 days
Look at detailed online map of Herlau
* Weather data for Herlau 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) | 30.8 | 29.9 | 30.4 | 31.2 | 31.8 | 30.9 | 30.8 | 31.1 | 32.1 | 32.1 | 31.5 | 31.3 |
| Average daytime temperature (°C) | 29.2 | 28.8 | 29.2 | 29.7 | 29.9 | 29.3 | 29.4 | 29.8 | 30.3 | 30.5 | 30.4 | 30.2 |
| Average temperature (°C) | 27.1 | 26.9 | 27.1 | 27.4 | 27.4 | 26.9 | 26.9 | 27.0 | 27.1 | 27.7 | 27.8 | 27.9 |
| Average night temperature (°C) | 25.3 | 25.3 | 25.2 | 25.4 | 25.8 | 25.0 | 25.1 | 25.1 | 25.0 | 25.5 | 25.5 | 25.9 |
| Absolute minimum temperature (°C) | 24.0 | 24.0 | 24.5 | 24.1 | 25.0 | 23.8 | 24.3 | 24.0 | 24.5 | 24.4 | 24.5 | 24.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.3 | 12.2 | 12.1 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.1 | 12.2 | 12.2 | 12.3 |
| Daylight minimum 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 |
| Sunshine mean duration (h) | 9.2 | 7.8 | 9.3 | 9.1 | 9.3 | 9.0 | 9.6 | 10.5 | 10.8 | 10.9 | 10.7 | 9.7 |
| Precipitation (mm) | 177 | 220 | 185 | 138 | 216 | 276 | 257 | 170 | 157 | 135 | 174 | 235 |
| Sunny days | 1 | 0 | 0 | 2 | 4 | 0 | 1 | 0 | 2 | 3 | 1 | 0 |
| Rainy days | 30 | 28 | 31 | 28 | 27 | 30 | 30 | 31 | 28 | 28 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Herlau is at