Weather in Porto Alegre in May
May in Porto Alegre is mild with average temperatures around 17.1°C (62.8°F). Expect significant rainfall with 112mm 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
21.7°C
71.1°F
Low
12.4°C
54.3°F
Precipitation
112 mm
4.4 inches
~11 rainy days
Conditions
Humidity
84%
Comparison to Adjacent Months
May is 3.8°C cooler than April.
May is 2.2°C warmer than June.