Average annual temperature is 25.3 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: 15.6 °C
Number of sunny days: 95 days
Number of rainy days: 270 days
Look at detailed online map of Riacho da Onça
* Weather data for Riacho da Onça 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) | 33.9 | 35.1 | 35.7 | 34.6 | 29.6 | 27.8 | 30.6 | 34.4 | 36.7 | 39.4 | 37.0 | 36.4 |
| Average daytime temperature (°C) | 30.8 | 32.9 | 31.0 | 30.7 | 27.4 | 25.9 | 28.0 | 29.3 | 31.7 | 34.3 | 34.5 | 33.9 |
| Average temperature (°C) | 25.7 | 26.9 | 25.6 | 25.6 | 23.5 | 22.0 | 22.6 | 23.6 | 25.2 | 27.3 | 28.0 | 27.6 |
| Average night temperature (°C) | 21.1 | 21.8 | 21.5 | 21.5 | 20.8 | 19.3 | 18.6 | 19.3 | 19.9 | 21.2 | 22.2 | 22.2 |
| Absolute minimum temperature (°C) | 19.6 | 20.3 | 18.8 | 19.6 | 19.4 | 16.5 | 15.6 | 16.4 | 18.0 | 19.1 | 19.5 | 20.5 |
| 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 | 11.7 | 12.0 | 12.4 | 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) | 11.0 | 10.7 | 10.2 | 10.2 | 7.7 | 7.0 | 8.8 | 8.9 | 9.2 | 10.5 | 10.7 | 10.7 |
| Precipitation (mm) | 68 | 33 | 98 | 42 | 101 | 44 | 16 | 26 | 13 | 4 | 12 | 56 |
| Sunny days | 6 | 5 | 4 | 7 | 2 | 1 | 6 | 9 | 8 | 21 | 14 | 12 |
| Rainy days | 25 | 23 | 27 | 23 | 29 | 29 | 25 | 22 | 22 | 10 | 16 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riacho da Onça is at