Average annual temperature is 25.6 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: 19.4 °C
Number of sunny days: 70 days
Number of rainy days: 295 days
Look at detailed online map of Riacho da Onca
* Weather data for Riacho da Onca 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) | 34.3 | 34.6 | 34.0 | 31.8 | 33.0 | 31.7 | 31.3 | 32.6 | 32.8 | 35.3 | 34.8 | 34.2 |
| Average daytime temperature (°C) | 32.5 | 32.7 | 30.6 | 30.3 | 31.2 | 29.3 | 28.8 | 30.1 | 31.1 | 33.0 | 33.0 | 31.9 |
| Average temperature (°C) | 26.4 | 26.8 | 25.3 | 25.4 | 26.0 | 24.7 | 24.1 | 24.6 | 25.2 | 26.3 | 26.8 | 26.3 |
| Average night temperature (°C) | 22.1 | 22.7 | 22.0 | 22.1 | 22.2 | 21.5 | 20.6 | 20.5 | 20.9 | 21.6 | 22.2 | 22.3 |
| Absolute minimum temperature (°C) | 21.5 | 20.7 | 20.9 | 21.4 | 21.2 | 20.6 | 19.5 | 19.4 | 19.5 | 20.3 | 20.6 | 21.4 |
| 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) | 12.4 | 12.3 | 12.1 | 12.0 | 11.8 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 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) | 10.8 | 10.3 | 9.3 | 10.2 | 10.5 | 9.8 | 10.4 | 10.1 | 10.3 | 11.0 | 11.1 | 10.3 |
| Precipitation (mm) | 47 | 39 | 189 | 80 | 36 | 59 | 27 | 30 | 16 | 12 | 41 | 41 |
| Sunny days | 2 | 5 | 1 | 1 | 4 | 5 | 13 | 12 | 5 | 9 | 6 | 7 |
| Rainy days | 29 | 23 | 30 | 29 | 27 | 25 | 18 | 19 | 25 | 22 | 24 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riacho da Onca is at