Average annual temperature is 20.1 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: 5.0 °C
Number of sunny days: 158 days
Number of rainy days: 207 days
Look at detailed online map of São Gonçalo
* Weather data for São Gonçalo 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) | 29.2 | 29.5 | 29.0 | 28.2 | 26.2 | 24.0 | 26.5 | 30.8 | 34.8 | 31.8 | 35.7 | 32.3 |
| Average daytime temperature (°C) | 25.6 | 27.3 | 26.9 | 24.4 | 22.9 | 20.8 | 22.7 | 25.4 | 28.6 | 28.4 | 29.9 | 29.4 |
| Average temperature (°C) | 20.9 | 21.7 | 21.4 | 19.2 | 16.9 | 15.0 | 16.2 | 18.8 | 22.1 | 22.6 | 23.5 | 23.5 |
| Average night temperature (°C) | 17.6 | 17.8 | 17.4 | 15.1 | 12.1 | 10.2 | 10.9 | 13.3 | 16.6 | 18.3 | 18.3 | 18.4 |
| Absolute minimum temperature (°C) | 15.5 | 16.2 | 15.7 | 10.3 | 8.3 | 5.0 | 6.9 | 9.2 | 13.8 | 15.7 | 11.8 | 16.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.3 | 12.8 | 12.2 | 11.6 | 11.1 | 10.8 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 7.4 | 9.5 | 10.0 | 8.8 | 9.4 | 9.1 | 9.9 | 9.1 | 10.3 | 9.2 | 11.0 | 11.5 |
| Precipitation (mm) | 308 | 151 | 149 | 86 | 40 | 25 | 8 | 15 | 22 | 120 | 127 | 69 |
| Sunny days | 1 | 1 | 4 | 9 | 26 | 26 | 24 | 23 | 21 | 7 | 12 | 4 |
| Rainy days | 30 | 27 | 27 | 21 | 5 | 4 | 7 | 8 | 9 | 24 | 18 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in São Gonçalo is at