Average annual temperature is 24.4 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: 13.2 °C
Number of sunny days: 160 days
Number of rainy days: 205 days
Look at detailed online map of Viana
* Weather data for Viana 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) | 32.5 | 36.2 | 35.2 | 34.5 | 29.9 | 31.1 | 35.4 | 32.9 | 33.4 | 34.1 | 38.9 | 37.5 |
| Average daytime temperature (°C) | 28.9 | 31.1 | 31.5 | 29.0 | 26.2 | 27.1 | 26.0 | 26.9 | 27.6 | 28.5 | 31.1 | 31.4 |
| Average temperature (°C) | 25.6 | 27.1 | 27.0 | 24.5 | 22.1 | 21.9 | 21.4 | 22.3 | 23.8 | 24.6 | 26.2 | 26.7 |
| Average night temperature (°C) | 23.3 | 24.3 | 23.8 | 21.5 | 18.9 | 17.8 | 17.9 | 18.9 | 20.9 | 21.9 | 22.7 | 23.3 |
| Absolute minimum temperature (°C) | 21.1 | 22.6 | 21.8 | 18.6 | 15.4 | 13.2 | 14.1 | 15.6 | 16.9 | 19.1 | 17.5 | 20.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.3 | 12.8 | 12.2 | 11.6 | 11.1 | 10.8 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 9.5 | 11.1 | 11.1 | 9.4 | 9.1 | 9.3 | 8.5 | 8.7 | 9.1 | 7.9 | 10.5 | 11.0 |
| Precipitation (mm) | 229 | 44 | 31 | 143 | 45 | 12 | 43 | 113 | 17 | 95 | 50 | 150 |
| Sunny days | 7 | 16 | 15 | 4 | 10 | 23 | 14 | 17 | 19 | 10 | 18 | 7 |
| Rainy days | 24 | 12 | 16 | 26 | 21 | 7 | 17 | 14 | 11 | 21 | 12 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Viana is at