Average annual temperature is 27.3 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: 15.9 °C
Number of sunny days: 235 days
Number of rainy days: 130 days
Look at detailed online map of Barreiro
* Weather data for Barreiro 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) | 31.3 | 34.2 | 34.6 | 34.3 | 32.4 | 32.2 | 34.0 | 36.7 | 39.7 | 40.2 | 39.4 | 39.5 |
| Average daytime temperature (°C) | 29.8 | 32.5 | 32.7 | 31.9 | 31.0 | 30.8 | 31.7 | 33.3 | 35.6 | 36.9 | 35.8 | 35.6 |
| Average temperature (°C) | 25.1 | 27.2 | 27.3 | 26.7 | 25.4 | 24.9 | 25.2 | 26.9 | 28.8 | 30.4 | 29.8 | 29.9 |
| Average night temperature (°C) | 21.3 | 22.2 | 22.6 | 21.9 | 20.4 | 19.4 | 19.2 | 20.8 | 22.1 | 24.4 | 24.1 | 24.6 |
| Absolute minimum temperature (°C) | 20.2 | 20.4 | 20.3 | 19.5 | 17.0 | 17.5 | 15.9 | 18.3 | 19.3 | 22.7 | 22.6 | 22.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum 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 |
| Daylight mean duration (h) | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.3 | 11.4 | 11.7 | 12.0 | 12.4 | 12.7 | 12.9 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.2 | 11.8 | 10.7 | 10.2 | 10.2 | 10.3 | 10.0 | 10.4 | 11.2 | 11.0 | 11.3 | 11.1 |
| Precipitation (mm) | 172 | 2 | 23 | 28 | 6 | 0 | 1 | 30 | 2 | 16 | 94 | 111 |
| Sunny days | 2 | 19 | 11 | 13 | 25 | 30 | 29 | 26 | 28 | 16 | 16 | 20 |
| Rainy days | 29 | 9 | 20 | 17 | 6 | 0 | 2 | 5 | 2 | 15 | 14 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Barreiro is at