Average annual temperature is 27.5 °C
Absolute maximum temperature: 39.7 °C
Absolute minimum temperature: 20.9 °C
Number of sunny days: 128 days
Number of rainy days: 237 days
Look at detailed online map of Riacho Seco
* Weather data for Riacho Seco 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 | 32.2 | 32.9 | 31.9 | 32.6 | 32.7 | 33.1 | 36.2 | 38.4 | 39.7 | 38.5 | 38.4 |
| Average daytime temperature (°C) | 31.1 | 30.7 | 30.1 | 30.4 | 31.1 | 31.3 | 31.7 | 33.8 | 36.7 | 37.3 | 37.0 | 35.6 |
| Average temperature (°C) | 26.0 | 25.6 | 25.2 | 25.6 | 26.6 | 26.7 | 26.9 | 28.0 | 29.7 | 30.0 | 30.1 | 29.3 |
| Average night temperature (°C) | 22.5 | 22.5 | 22.4 | 22.5 | 23.1 | 22.8 | 22.8 | 23.0 | 23.9 | 24.6 | 25.2 | 24.8 |
| Absolute minimum temperature (°C) | 21.1 | 21.0 | 21.1 | 21.5 | 21.9 | 21.9 | 20.9 | 21.6 | 22.9 | 23.8 | 24.3 | 23.6 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.3 | 12.2 | 12.1 | 12.0 | 11.9 | 11.9 | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.3 |
| Daylight minimum 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 |
| Sunshine mean duration (h) | 9.7 | 9.0 | 7.9 | 8.7 | 10.2 | 11.0 | 11.1 | 11.3 | 11.4 | 11.2 | 10.7 | 10.3 |
| Precipitation (mm) | 201 | 307 | 453 | 419 | 93 | 37 | 4 | 2 | 0 | 14 | 7 | 87 |
| Sunny days | 1 | 1 | 2 | 3 | 3 | 7 | 16 | 22 | 27 | 20 | 16 | 10 |
| Rainy days | 30 | 27 | 29 | 27 | 28 | 23 | 15 | 9 | 3 | 11 | 14 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riacho Seco is at