Weather in Porto Alegre in August
August in Porto Alegre is mild with average temperatures around 15.5°C (59.9°F). Expect significant rainfall with 116mm across approximately 11 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
20.7°C
69.3°F
Low
10.4°C
50.7°F
Precipitation
116 mm
4.6 inches
~11 rainy days
Conditions
Humidity
85%
Comparison to Adjacent Months
August is 33mm drier than July.
August is 41mm drier than September.