The Weather Network
Weather
Maps
News
Video
|
Welcome
Monthly
⋮
Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Porto Alegre, RS
Content continues below
May
Average Temperature
High
22°
Feels 22
Low
12°
Feels 11
Average Precipitation
8 Days
Rain amount
102.4mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
25°
5
29°
6
31°
7
32°
8
21°
9
17°
10
16°
11
17°
12
19°
13
21°
14
22°
15
23°
16
23°
17
23°
18
22°
19
20
21
22
23
24
25
26
27
28
29
30
31
Forecast
Monday, May 4, 2026
Day
25°
Feels 25
Wind
12 km/h N
Gust
18 km/h
Humidity
60%
P.O.P
30%
Night
18°
Feels 19
Wind
8 km/h N
Gust
12 km/h
Humidity
94%
P.O.P
40%
Rain
<1 mm
Historical Averages
May 4
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.