08.18
tue
tue
DAY
72°F
NW 7 mph
precip
23%
23%
NIGHT
64°F
NW 5 mph
precip
67%
67%
08.19
wed
wed
DAY
68°F
W 4 mph
precip
33%
33%
NIGHT
66°F
W 5 mph
precip
43%
43%
08.20
thu
thu
DAY
70°F
SE 9 mph
precip
42%
42%
NIGHT
58°F
SE 14 mph
precip
11%
11%
08.21
fri
fri
DAY
56°F
E 9 mph
precip
35%
35%
NIGHT
54°F
N 4 mph
precip
24%
24%
08.22
sat
sat
DAY
58°F
NE 6 mph
precip
11%
11%
NIGHT
50°F
NE 3 mph
precip
12%
12%
08.23
sun
sun
DAY
56°F
E 8 mph
precip
11%
11%
NIGHT
48°F
NE 6 mph
precip
7%
7%
08.24
mon
mon
DAY
56°F
NW 4 mph
precip
2%
2%
NIGHT
50°F
W 6 mph
precip
8%
8%
08.25
tue
tue
DAY
64°F
S 2 mph
precip
1%
1%
NIGHT
56°F
N 2 mph
precip
17%
17%
08.26
wed
wed
DAY
70°F
NW 2 mph
precip
2%
2%
NIGHT
60°F
NW 4 mph
precip
20%
20%
08.27
thu
thu
DAY
76°F
S 5 mph
precip
14%
14%
NIGHT
70°F
SW 2 mph
precip
44%
44%
08.28
fri
fri
DAY
74°F
NW 5 mph
precip
24%
24%
NIGHT
66°F
NW 4 mph
precip
80%
80%
08.29
sat
sat
DAY
72°F
SW 1 mph
precip
71%
71%
NIGHT
66°F
NW 7 mph
precip
70%
70%
08.30
sun
sun
DAY
70°F
NE 3 mph
precip
77%
77%
NIGHT
66°F
NW 8 mph
precip
78%
78%
08.31
mon
mon
DAY
58°F
NW 14 mph
precip
65%
65%
NIGHT
56°F
W 10 mph
precip
29%
29%
Sea water
temperature
temperature
| Porto Alegre |
Weather in
August
August
| Porto Alegre |
7 day weather
forecast
forecast
| Porto Alegre |
10 day weather
forecast
forecast
| Porto Alegre |
14 day weather
forecast
forecast
| Porto Alegre |
Monthly weather
averages
averages
| Porto Alegre |
Current Weather
Conditions
Conditions
| Porto Alegre |
When is the Best
Time to Visit?
Time to Visit?
| Porto Alegre |
Porto Alegre Sea Water Temperature in August, °F
The average sea surface temperature in August 2026 for Porto Alegre was 64.3°F. The maximum and minimum values were 60.8°F and 67.8°F respectively.
Porto Alegre on the Weather Map
Brazil Resorts:
NAME
F°
| Angra dos Reis |  |
+78 |
| Buzios | |
+74 |
| Florianopolis | |
+70 |
| Fortaleza | |
+82 |
| Ilha de Itamaraca |  |
+82 |
| Joao Pessoa | |
+82 |
| Natal |  |
+84 |
| Recife | |
+82 |
| Rio de Janeiro | |
+76 |
| Salvador | |
+80 |
| Santos | |
+76 |
| Sao Jose de Ribamar | |
+86 |
| Sao Paulo | |
+72 |
| Sao Sebastiao | |
+82 |
| Xangri-la |  |
+70 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Porto Alegre
Local time: 07:38
18 aug, tuesday
| 0900 | |
68°F | NW 7 mph |
| 1200 | |
72°F | NW 7 mph |
| 1500 | |
70°F | NW 9 mph |
| 1800 | |
66°F | NW 7 mph |
| 2100 | |
64°F | N 6 mph |
19 aug, wednesday
| 0000 | |
64°F | NW 5 mph |
| 0300 | |
64°F | NW 3 mph |
| 0600 | |
64°F | NW 4 mph |