Average annual temperature is 26.5 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: 19.0 °C
Number of sunny days: 185 days
Number of rainy days: 180 days
Look at detailed online map of Barreiras
* Weather data for Barreiras 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) | 32.0 | 34.2 | 33.9 | 30.5 | 30.3 | 31.2 | 32.7 | 35.3 | 36.9 | 37.4 | 37.3 | 36.1 |
| Average daytime temperature (°C) | 30.4 | 31.6 | 30.0 | 29.4 | 29.0 | 28.7 | 30.3 | 32.4 | 34.0 | 35.4 | 34.9 | 34.1 |
| Average temperature (°C) | 25.8 | 26.5 | 25.6 | 25.1 | 25.0 | 24.4 | 24.8 | 26.4 | 27.6 | 29.2 | 29.1 | 28.8 |
| Average night temperature (°C) | 21.7 | 22.2 | 21.9 | 21.7 | 22.0 | 21.1 | 20.3 | 21.1 | 21.7 | 23.2 | 23.7 | 23.8 |
| Absolute minimum temperature (°C) | 20.6 | 20.6 | 20.2 | 20.5 | 20.8 | 19.5 | 19.0 | 19.3 | 20.1 | 21.0 | 21.9 | 22.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 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 | 12.4 | 12.5 |
| 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) | 10.8 | 11.2 | 9.8 | 10.6 | 9.9 | 9.9 | 10.3 | 10.6 | 11.0 | 11.3 | 11.1 | 10.7 |
| Precipitation (mm) | 81 | 33 | 94 | 34 | 26 | 13 | 8 | 2 | 0 | 1 | 6 | 40 |
| Sunny days | 3 | 4 | 5 | 4 | 13 | 17 | 29 | 27 | 28 | 27 | 16 | 12 |
| Rainy days | 28 | 24 | 26 | 26 | 18 | 13 | 2 | 4 | 2 | 4 | 14 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Barreiras is at