Weather in Porto Alegre in April 2025
Average weather
Average temperature in Porto Alegre in April
Going from a maximum of +32°C during the day to a minimum of +11°C during the night, the temperature in April averages around +25°C.
The average maximum temperature goes up 29% by the end of the month, compared with the beginning of the month, from +23°C to +29°C.
Is Porto Alegre warm or cold in April?
Porto Alegre is typically warm in April.
Maximum temperatures go down compared to the previous month from +28°C to +25°C. The minimum temperature also goes down from +20°C to +17°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how April is compared to other months in Porto Alegre:
Climate in Porto Alegre in April
| March | April | May | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +28°C | +25°C | +21°C | ||||
| Min. temperature | ||||||
| +10°C | +6°C | +4°C | ||||
| Max. temperature | ||||||
| +38°C | +35°C | +32°C | ||||
| Rainfall | ||||||
| 106 mm | 108 mm | 104 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 79% | 81% | 83% | ||||
| Air pressure | ||||||
| 1012 HPa | 1014 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 7 | 8 | 7 | ||||
| Cloudy days | ||||||
| 6 | 8 | 10 | ||||
| Rainy days | ||||||
| 16 | 13 | 12 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
April often has better weather than March. It’s getting colder in April. From +28°C in the day, the average maximum temperature lowers to +25°C. Prepare for more rain. Average rainfall goes from 106 mm to 108 mm. Humidity rises from 79% to 81%. The average wind speed doesn’t change much during April, staying around 2 m/s. The good news is there are likely to be more sunny days in April, from 7 to 8.
Next month (May) brings a further decline in the weather.
Wind
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Porto Alegre is gradually decreasing during April, going from 4 m/s to 2 m/s over the course of the month.
Rain
How was the weather last April in Porto Alegre?
Climate Change over Years
The climate in Porto Alegre in April has not changed much over the last 43 years.
The average temperature was the lowest in 1983 (+23°C) and the highest in 2012 (+26°C). The driest year was 2004 with only 1129 mm of rainfall, and the wettest year was 1998 with 2041 mm.
FAQ
Is April a good time to visit Porto Alegre?
Can you sunbathe in Porto Alegre in April?
Is Porto Alegre rainy in April?
Is it sunny in Porto Alegre in April?
Other cities in Brazil
Monthly weather in Porto Alegre
Source of the data
For this page, we’ve looked at the typical weather in Porto Alegre, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.