Average annual temperature is 20.3 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: 5.7 °C
Number of sunny days: 149 days
Number of rainy days: 216 days
Look at detailed online map of Porto Alegre
* Weather data for Porto Alegre 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) | 36.0 | 36.9 | 33.5 | 32.0 | 27.7 | 26.9 | 26.9 | 29.1 | 31.5 | 29.0 | 31.7 | 35.2 |
| Average daytime temperature (°C) | 30.6 | 29.3 | 29.5 | 24.7 | 22.1 | 20.2 | 19.0 | 20.7 | 22.0 | 22.3 | 25.0 | 28.7 |
| Average temperature (°C) | 25.6 | 24.7 | 25.0 | 20.4 | 18.2 | 16.1 | 15.2 | 16.0 | 18.2 | 18.6 | 21.0 | 24.3 |
| Average night temperature (°C) | 21.7 | 20.9 | 21.7 | 17.0 | 15.5 | 13.0 | 12.5 | 12.6 | 15.4 | 15.7 | 17.7 | 21.0 |
| Absolute minimum temperature (°C) | 17.8 | 15.2 | 18.0 | 11.1 | 10.6 | 5.7 | 7.1 | 5.8 | 8.8 | 10.3 | 12.5 | 16.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 |
| Daylight mean duration (h) | 13.8 | 13.1 | 12.3 | 11.4 | 10.6 | 10.2 | 10.4 | 11.1 | 11.9 | 12.8 | 13.6 | 14.0 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 12.1 | 10.7 | 9.9 | 8.7 | 7.1 | 6.9 | 6.9 | 8.3 | 5.8 | 7.8 | 8.1 | 10.8 |
| Precipitation (mm) | 58 | 50 | 91 | 31 | 100 | 186 | 167 | 166 | 410 | 153 | 214 | 89 |
| Sunny days | 8 | 10 | 6 | 14 | 19 | 14 | 18 | 20 | 9 | 11 | 12 | 8 |
| Rainy days | 23 | 18 | 25 | 16 | 12 | 16 | 13 | 11 | 21 | 20 | 18 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Porto Alegre during the most sunny months:
The largest precipitation sum in Porto Alegre is at