Average annual temperature is 27.5 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: 17.7 °C
Number of sunny days: 195 days
Number of rainy days: 170 days
Look at detailed online map of Riachão
* Weather data for Riachão 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) | 35.8 | 37.2 | 38.2 | 33.2 | 32.8 | 31.6 | 34.2 | 37.0 | 38.6 | 38.8 | 38.5 | 38.5 |
| Average daytime temperature (°C) | 33.5 | 34.5 | 32.2 | 31.1 | 30.7 | 29.8 | 30.9 | 33.7 | 35.2 | 36.6 | 36.3 | 35.6 |
| Average temperature (°C) | 27.9 | 28.4 | 26.9 | 25.9 | 26.0 | 25.0 | 25.1 | 27.1 | 28.1 | 29.8 | 30.1 | 29.7 |
| Average night temperature (°C) | 22.7 | 22.9 | 22.4 | 21.5 | 22.0 | 21.3 | 19.8 | 21.0 | 21.2 | 22.8 | 23.8 | 23.8 |
| Absolute minimum temperature (°C) | 20.7 | 20.3 | 19.3 | 19.3 | 19.9 | 19.0 | 17.7 | 18.7 | 19.3 | 20.0 | 21.4 | 20.7 |
| 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) | 12.5 | 12.3 | 12.1 | 11.9 | 11.8 | 11.7 | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 |
| 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) | 11.2 | 10.9 | 10.0 | 10.4 | 9.4 | 8.3 | 9.9 | 10.3 | 10.9 | 11.3 | 11.4 | 10.5 |
| Precipitation (mm) | 31 | 33 | 277 | 47 | 27 | 36 | 24 | 2 | 1 | 0 | 2 | 41 |
| Sunny days | 9 | 7 | 8 | 7 | 10 | 7 | 27 | 25 | 25 | 30 | 22 | 18 |
| Rainy days | 22 | 21 | 23 | 23 | 21 | 23 | 4 | 6 | 5 | 1 | 8 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riachão is at