Average annual temperature is 27.2 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: 18.4 °C
Number of sunny days: 202 days
Number of rainy days: 163 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) | 35.2 | 36.2 | 38.2 | 32.3 | 32.3 | 31.2 | 34.5 | 36.4 | 37.9 | 38.5 | 38.2 | 37.8 |
| Average daytime temperature (°C) | 33.0 | 33.9 | 32.0 | 30.7 | 30.4 | 29.6 | 30.7 | 33.3 | 34.9 | 36.2 | 35.8 | 34.9 |
| Average temperature (°C) | 27.3 | 27.9 | 26.6 | 25.5 | 25.8 | 25.0 | 25.1 | 26.8 | 27.9 | 29.4 | 29.6 | 29.1 |
| Average night temperature (°C) | 22.0 | 22.4 | 22.0 | 21.4 | 21.8 | 21.2 | 20.1 | 21.0 | 21.4 | 22.4 | 23.3 | 23.3 |
| Absolute minimum temperature (°C) | 19.8 | 19.5 | 19.3 | 19.8 | 20.0 | 18.7 | 18.4 | 19.2 | 19.9 | 21.0 | 21.2 | 21.5 |
| 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 | 12.5 | 12.6 |
| 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) | 11.2 | 10.8 | 10.1 | 10.5 | 10.0 | 9.1 | 10.2 | 10.6 | 11.0 | 11.3 | 11.4 | 10.7 |
| Precipitation (mm) | 44 | 34 | 169 | 46 | 24 | 17 | 34 | 2 | 0 | 0 | 5 | 46 |
| Sunny days | 6 | 10 | 8 | 5 | 12 | 9 | 28 | 27 | 28 | 30 | 19 | 20 |
| Rainy days | 25 | 18 | 23 | 25 | 19 | 21 | 3 | 4 | 2 | 1 | 11 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Barreiras is at