Average annual temperature is 27.0 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 21.4 °C
Number of sunny days: 68 days
Number of rainy days: 297 days
Look at detailed online map of São João
* Weather data for São João 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) | 33.2 | 32.5 | 31.9 | 32.2 | 32.6 | 32.5 | 34.6 | 35.4 | 37.5 | 37.8 | 37.4 | 37.0 |
| Average daytime temperature (°C) | 30.8 | 30.0 | 29.3 | 30.2 | 30.9 | 30.9 | 32.7 | 34.0 | 35.9 | 35.2 | 34.2 | 33.9 |
| Average temperature (°C) | 26.1 | 25.6 | 25.3 | 25.6 | 26.6 | 26.4 | 27.3 | 27.6 | 28.3 | 28.4 | 28.4 | 28.3 |
| Average night temperature (°C) | 23.2 | 23.0 | 22.7 | 22.9 | 23.6 | 23.1 | 23.4 | 23.7 | 24.3 | 24.8 | 25.1 | 25.1 |
| Absolute minimum temperature (°C) | 21.5 | 21.8 | 21.4 | 21.6 | 22.0 | 21.7 | 21.7 | 22.7 | 23.2 | 23.8 | 24.4 | 24.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.1 | 12.2 | 12.3 | 12.3 |
| Daylight minimum 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 |
| Sunshine mean duration (h) | 9.5 | 8.9 | 7.8 | 8.4 | 10.2 | 10.3 | 11.2 | 11.3 | 11.4 | 11.1 | 11.1 | 10.3 |
| Precipitation (mm) | 225 | 269 | 463 | 345 | 132 | 90 | 23 | 7 | 6 | 18 | 31 | 90 |
| Sunny days | 1 | 0 | 0 | 0 | 2 | 4 | 16 | 16 | 12 | 8 | 5 | 4 |
| Rainy days | 30 | 28 | 31 | 30 | 29 | 26 | 15 | 15 | 18 | 23 | 25 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in São João is at