Average annual temperature is 25.6 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 15.0 °C
Number of sunny days: 229 days
Number of rainy days: 136 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) | 33.8 | 34.7 | 35.3 | 34.9 | 30.5 | 30.9 | 32.7 | 35.7 | 36.5 | 38.2 | 37.7 | 39.1 |
| Average daytime temperature (°C) | 30.6 | 32.9 | 31.8 | 32.4 | 28.3 | 28.8 | 29.3 | 31.0 | 32.8 | 34.9 | 34.9 | 34.7 |
| Average temperature (°C) | 25.1 | 26.8 | 25.7 | 26.1 | 23.5 | 23.0 | 23.0 | 24.4 | 25.7 | 27.7 | 28.2 | 28.1 |
| Average night temperature (°C) | 20.2 | 21.2 | 20.6 | 20.8 | 19.9 | 18.5 | 17.9 | 19.0 | 19.5 | 20.5 | 21.9 | 22.0 |
| Absolute minimum temperature (°C) | 18.6 | 19.8 | 16.8 | 18.4 | 15.4 | 15.0 | 15.1 | 15.6 | 16.5 | 18.1 | 18.4 | 19.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 | 11.5 | 11.8 | 12.0 | 12.3 | 12.6 | 12.8 |
| 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) | 11.5 | 11.4 | 10.6 | 10.7 | 9.2 | 9.6 | 9.7 | 10.3 | 11.0 | 11.3 | 11.4 | 11.2 |
| Precipitation (mm) | 42 | 17 | 86 | 18 | 67 | 1 | 0 | 1 | 0 | 0 | 40 | 30 |
| Sunny days | 7 | 11 | 10 | 9 | 15 | 23 | 29 | 26 | 28 | 28 | 20 | 23 |
| Rainy days | 24 | 17 | 21 | 21 | 16 | 7 | 2 | 5 | 2 | 3 | 10 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riacho is at