Average annual temperature is 26.6 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 17.2 °C
Number of sunny days: 139 days
Number of rainy days: 226 days
Look at detailed online map of Letras
* Weather data for Letras 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) | 33.5 | 34.6 | 35.4 | 32.6 | 31.3 | 30.2 | 32.0 | 35.9 | 37.7 | 39.1 | 37.9 | 37.8 |
| Average daytime temperature (°C) | 31.0 | 32.3 | 30.5 | 30.4 | 29.1 | 28.1 | 29.4 | 31.5 | 33.3 | 35.4 | 35.3 | 34.8 |
| Average temperature (°C) | 26.3 | 27.1 | 26.1 | 25.5 | 24.7 | 23.6 | 23.9 | 25.7 | 27.1 | 29.2 | 29.9 | 29.6 |
| Average night temperature (°C) | 21.9 | 22.5 | 22.2 | 21.3 | 21.1 | 20.4 | 19.1 | 20.3 | 21.2 | 23.0 | 24.1 | 24.5 |
| Absolute minimum temperature (°C) | 19.4 | 20.4 | 19.2 | 18.6 | 19.5 | 18.5 | 17.2 | 18.0 | 19.4 | 20.3 | 22.4 | 21.8 |
| 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 | 12.4 | 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) | 10.9 | 10.8 | 9.3 | 10.2 | 8.5 | 7.0 | 8.8 | 9.5 | 10.2 | 11.3 | 11.2 | 10.7 |
| Precipitation (mm) | 59 | 23 | 66 | 51 | 28 | 32 | 7 | 7 | 4 | 0 | 5 | 30 |
| Sunny days | 2 | 3 | 6 | 1 | 7 | 4 | 14 | 16 | 20 | 30 | 19 | 17 |
| Rainy days | 29 | 25 | 25 | 29 | 24 | 26 | 17 | 15 | 10 | 1 | 11 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Letras is at