Average annual temperature is 26.3 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: 18.7 °C
Number of sunny days: 190 days
Number of rainy days: 175 days
Look at detailed online map of Riacho
* Weather data for Riacho Brazil is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 31.7 | 31.9 | 32.5 | 30.1 | 30.3 | 31.1 | 33.9 | 36.0 | 38.4 | 38.4 | 37.5 | 35.1 |
| Average daytime temperature (°C) | 28.8 | 29.0 | 28.7 | 28.7 | 29.0 | 29.4 | 31.4 | 33.4 | 35.4 | 36.6 | 34.6 | 33.0 |
| Average temperature (°C) | 24.3 | 24.4 | 24.2 | 24.1 | 24.6 | 24.6 | 25.7 | 27.3 | 28.9 | 30.3 | 29.0 | 27.8 |
| Average night temperature (°C) | 20.6 | 20.8 | 20.8 | 20.6 | 21.0 | 20.5 | 20.5 | 21.5 | 22.8 | 24.3 | 24.0 | 23.5 |
| Absolute minimum temperature (°C) | 19.3 | 18.7 | 18.9 | 19.6 | 19.8 | 18.8 | 18.9 | 19.7 | 21.2 | 22.8 | 21.9 | 21.6 |
| 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 | 12.0 | 11.8 | 11.7 | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 |
| 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) | 9.6 | 9.4 | 8.7 | 9.5 | 10.1 | 10.4 | 10.9 | 11.2 | 11.2 | 11.2 | 10.8 | 10.3 |
| Precipitation (mm) | 129 | 131 | 216 | 114 | 46 | 2 | 0 | 0 | 0 | 0 | 12 | 24 |
| Sunny days | 0 | 3 | 1 | 2 | 13 | 23 | 28 | 31 | 30 | 28 | 17 | 14 |
| Rainy days | 31 | 25 | 30 | 28 | 18 | 7 | 3 | 0 | 0 | 3 | 13 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riacho is at