Average annual temperature is 25.1 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: 15.5 °C
Number of sunny days: 215 days
Number of rainy days: 150 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) | 30.5 | 32.8 | 33.3 | 31.8 | 30.6 | 31.2 | 31.7 | 35.1 | 36.3 | 36.7 | 36.0 | 35.9 |
| Average daytime temperature (°C) | 28.6 | 31.0 | 29.5 | 29.7 | 28.2 | 29.5 | 29.7 | 31.4 | 33.4 | 34.9 | 32.9 | 32.9 |
| Average temperature (°C) | 23.4 | 25.3 | 24.2 | 24.4 | 23.3 | 23.4 | 23.4 | 24.9 | 26.4 | 28.2 | 27.0 | 27.2 |
| Average night temperature (°C) | 19.3 | 20.6 | 19.8 | 20.1 | 19.5 | 18.5 | 18.0 | 19.1 | 19.8 | 21.6 | 21.9 | 22.1 |
| Absolute minimum temperature (°C) | 18.0 | 19.7 | 16.4 | 18.9 | 17.6 | 15.7 | 15.5 | 16.4 | 16.8 | 18.8 | 19.5 | 19.3 |
| 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) | 11.3 | 11.4 | 10.6 | 10.6 | 9.7 | 10.4 | 10.4 | 10.7 | 11.2 | 11.2 | 11.3 | 11.1 |
| Precipitation (mm) | 91 | 24 | 98 | 37 | 72 | 0 | 0 | 0 | 0 | 2 | 36 | 50 |
| Sunny days | 3 | 10 | 6 | 6 | 15 | 28 | 30 | 29 | 30 | 25 | 15 | 18 |
| Rainy days | 28 | 18 | 25 | 24 | 16 | 2 | 1 | 2 | 0 | 6 | 15 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riacho is at