Weather radar Porto Alegre
Real-time precipitation radar · Rio Grande do Sul · Brazil
Porto Alegre climate table – average temperature, precipitation & sunshine hours
The climate table for Porto Alegre shows long-term monthly averages (2000–2023): average high and average low temperature in °C, monthly precipitation (mm), rainy days and sunshine hours per month. Data source: ERA5 reanalysis (ECMWF) via the WDTEC Climate Archive.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 30.8° | 30.6° | 29.1° | 25.1° | 20.9° | 18.6° | 18.8° | 20.6° | 22° | 24.1° | 26.6° | 29° |
| Avg low (°C) | 21.1° | 20.9° | 20.3° | 16.8° | 13.2° | 11.3° | 10.8° | 11.8° | 14° | 15.5° | 17.4° | 19.6° |
| Precipitation (mm) | 92 | 91 | 103 | 93 | 172 | 168 | 99 | 92 | 212 | 115 | 142 | 139 |
| Rainy days | 13 | 9 | 11 | 9 | 11 | 10 | 8 | 10 | 13 | 11 | 11 | 12 |
| Sunshine hours | 356 | 311 | 292 | 255 | 207 | 181 | 219 | 237 | 236 | 281 | 299 | 339 |
| Humidity | 73% | 75% | 78% | 79% | 84% | 84% | 84% | 81% | 81% | 77% | 73% | 74% |
Best time to visit Porto Alegre
The best time to visit Porto Alegre is typically February. In this month the average high is 30.6°C, precipitation is 91 mm and sunshine duration is 311 hours. The annual average high is 24.7°C, total annual precipitation is 1518 mm (128 rainy days/year) and annual sunshine is 3213 hours.
Frequently asked questions about the weather in Porto Alegre
How up to date is the weather radar for Porto Alegre?
The weather radar for Porto Alegre is updated every 5 minutes with new radar data from the OPERA composite radar. A 2-hour forecast animation is also available. Rainfall probability, wind gusts and UV index are available up to 14 days in advance.
What weather data is available for Porto Alegre?
Besides the rain radar, RadarWeather provides for Porto Alegre: rainfall probability, thunderstorm warning (CAPE index), wind gusts, UV index, air pressure, humidity, dew point, sunshine hours, snow line and a 14-day forecast based on ICON-D2, ECMWF IFS and GFS.
When are thunderstorms expected in Porto Alegre?
The thunderstorm potential for Porto Alegre is calculated from the CAPE index and lightning potential. Active storm cells and severe weather warnings are visible on the radar map in real time. Thunderstorm warnings are issued automatically as soon as storm cells are detected near Porto Alegre.
What is the climate like in Porto Alegre?
Porto Alegre has an annual average high of 24.7°C. The warmest month is January (avg high 30.8°C), the coldest July (avg low 10.8°C). The wettest month is September with 212 mm, the driest February with 91 mm. Total annual precipitation is 1518 mm (128 rainy days). Annual sunshine is 3213 hours.
Weather radar near Porto Alegre
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