Average annual temperature is 28.6 °C
Absolute maximum temperature: 39.0 °C
Absolute minimum temperature: 20.8 °C
Number of sunny days: 190 days
Number of rainy days: 175 days
Look at detailed online map of Mariana
* Weather data for Mariana 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) | 37.4 | 37.5 | 37.2 | 33.2 | 34.2 | 34.9 | 36.0 | 37.4 | 38.5 | 39.0 | 38.8 | 39.0 |
| Average daytime temperature (°C) | 35.2 | 35.1 | 32.8 | 31.8 | 33.0 | 32.5 | 33.5 | 35.4 | 36.6 | 37.4 | 37.0 | 36.6 |
| Average temperature (°C) | 28.7 | 28.8 | 27.3 | 26.7 | 27.8 | 27.4 | 27.8 | 28.9 | 29.7 | 30.1 | 29.9 | 29.9 |
| Average night temperature (°C) | 23.5 | 23.8 | 23.3 | 23.0 | 23.6 | 23.2 | 22.5 | 23.0 | 23.6 | 24.1 | 24.3 | 24.5 |
| Absolute minimum temperature (°C) | 21.6 | 21.7 | 21.4 | 21.9 | 22.1 | 21.0 | 20.8 | 20.8 | 21.4 | 22.8 | 22.4 | 22.8 |
| 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) | 12.4 | 12.3 | 12.1 | 12.0 | 11.9 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 12.4 | 12.4 |
| Daylight minimum 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 |
| Sunshine mean duration (h) | 10.8 | 10.8 | 10.0 | 10.3 | 10.7 | 10.0 | 10.5 | 10.9 | 10.8 | 11.4 | 11.3 | 10.6 |
| Precipitation (mm) | 66 | 66 | 291 | 189 | 23 | 84 | 19 | 21 | 0 | 0 | 13 | 19 |
| Sunny days | 9 | 6 | 2 | 4 | 8 | 9 | 27 | 27 | 28 | 31 | 21 | 18 |
| Rainy days | 22 | 22 | 29 | 26 | 23 | 21 | 4 | 4 | 2 | 0 | 9 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mariana is at