Average annual temperature is 21.2 °C
Absolute maximum temperature: 28.3 °C
Absolute minimum temperature: 16.3 °C
Number of sunny days: 10 days
Number of rainy days: 355 days
Look at detailed online map of Arau
* Weather data for Arau 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) | 27.3 | 27.2 | 27.5 | 27.5 | 27.9 | 28.3 | 27.7 | 27.6 | 27.9 | 27.9 | 27.7 | 27.1 |
| Average daytime temperature (°C) | 24.7 | 25.0 | 24.7 | 25.9 | 26.1 | 26.2 | 25.8 | 25.5 | 26.4 | 26.4 | 26.1 | 25.0 |
| Average temperature (°C) | 20.4 | 20.7 | 20.8 | 21.4 | 21.9 | 21.6 | 21.3 | 21.0 | 21.6 | 21.5 | 21.4 | 21.1 |
| Average night temperature (°C) | 17.7 | 17.9 | 18.1 | 18.5 | 19.0 | 18.3 | 18.1 | 18.1 | 18.0 | 18.2 | 18.5 | 18.8 |
| Absolute minimum temperature (°C) | 16.8 | 16.8 | 17.0 | 17.5 | 17.6 | 17.2 | 17.1 | 16.8 | 16.3 | 17.0 | 17.3 | 17.9 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 7.6 | 8.5 | 8.2 | 8.7 | 8.8 | 9.2 | 8.6 | 8.9 | 9.8 | 9.5 | 8.7 | 7.7 |
| Precipitation (mm) | 172 | 227 | 266 | 321 | 226 | 209 | 168 | 258 | 171 | 229 | 373 | 491 |
| Sunny days | 0 | 2 | 0 | 0 | 1 | 1 | 3 | 0 | 2 | 1 | 0 | 0 |
| Rainy days | 31 | 26 | 31 | 30 | 30 | 29 | 28 | 31 | 28 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arau is at