Average annual temperature is 27.5 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: 23.7 °C
Number of sunny days: 13 days
Number of rainy days: 352 days
Look at detailed online map of Riouw
* Weather data for Riouw 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) | 29.7 | 30.4 | 30.3 | 30.5 | 31.6 | 31.0 | 31.4 | 31.1 | 32.1 | 34.3 | 31.1 | 30.1 |
| Average daytime temperature (°C) | 27.9 | 28.8 | 28.4 | 29.5 | 30.1 | 29.7 | 29.7 | 29.6 | 30.5 | 31.3 | 29.7 | 28.8 |
| Average temperature (°C) | 26.1 | 26.6 | 26.5 | 27.8 | 28.3 | 28.0 | 27.8 | 27.8 | 28.3 | 28.5 | 27.6 | 27.0 |
| Average night temperature (°C) | 24.7 | 25.1 | 25.0 | 25.9 | 26.4 | 26.2 | 25.9 | 25.7 | 26.3 | 26.0 | 25.7 | 25.4 |
| Absolute minimum temperature (°C) | 23.7 | 24.0 | 23.7 | 24.4 | 24.5 | 25.0 | 24.2 | 24.1 | 24.1 | 24.5 | 24.5 | 24.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 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 | 12.2 | 12.2 | 12.2 | 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) | 7.9 | 9.8 | 9.6 | 10.0 | 10.0 | 9.9 | 9.2 | 10.2 | 10.2 | 10.4 | 8.6 | 8.2 |
| Precipitation (mm) | 283 | 251 | 168 | 184 | 238 | 319 | 169 | 179 | 128 | 118 | 238 | 252 |
| Sunny days | 0 | 2 | 2 | 2 | 1 | 0 | 1 | 0 | 2 | 3 | 0 | 0 |
| Rainy days | 31 | 26 | 29 | 28 | 30 | 30 | 30 | 31 | 28 | 28 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riouw is at