Average annual temperature is 23.9 °C
Absolute maximum temperature: 39.3 °C
Absolute minimum temperature: 15.0 °C
Number of sunny days: 142 days
Number of rainy days: 223 days
Look at detailed online map of Barra de Guaratiba
* Weather data for Barra de Guaratiba 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) | 33.4 | 34.7 | 35.1 | 31.2 | 29.3 | 30.1 | 33.3 | 36.7 | 37.6 | 37.6 | 39.3 | 37.0 |
| Average daytime temperature (°C) | 28.7 | 30.7 | 29.9 | 26.8 | 25.0 | 25.3 | 24.9 | 26.2 | 28.5 | 27.5 | 29.4 | 29.2 |
| Average temperature (°C) | 25.4 | 26.7 | 26.3 | 23.8 | 21.9 | 21.3 | 20.9 | 22.1 | 24.0 | 23.9 | 25.5 | 25.8 |
| Average night temperature (°C) | 22.9 | 24.1 | 23.6 | 21.1 | 19.2 | 18.5 | 18.0 | 19.3 | 20.6 | 21.5 | 22.7 | 22.8 |
| Absolute minimum temperature (°C) | 20.2 | 22.0 | 21.2 | 18.2 | 16.4 | 15.6 | 15.0 | 15.8 | 17.1 | 18.4 | 17.4 | 19.7 |
| 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) | 13.4 | 12.9 | 12.2 | 11.6 | 11.0 | 10.7 | 10.9 | 11.3 | 12.0 | 12.6 | 13.2 | 13.5 |
| 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) | 9.0 | 10.3 | 10.2 | 8.8 | 9.1 | 9.3 | 8.7 | 8.1 | 9.5 | 8.1 | 9.9 | 11.2 |
| Precipitation (mm) | 254 | 210 | 57 | 106 | 86 | 19 | 61 | 97 | 34 | 79 | 87 | 88 |
| Sunny days | 3 | 3 | 11 | 7 | 14 | 18 | 19 | 16 | 18 | 10 | 14 | 9 |
| Rainy days | 28 | 25 | 20 | 23 | 17 | 12 | 12 | 15 | 12 | 21 | 16 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Barra de Guaratiba is at