26.08
wed
wed
Day

77°F
SW 17 mph
Precip.
11%
11%
Night

75°F
SW 13 mph
Precip.
10%
10%
27.08
thu
thu
Day

75°F
SW 16 mph
Precip.
9%
9%
Night

75°F
SW 11 mph
Precip.
25%
25%
28.08
fri
fri
Day

77°F
SW 22 mph
Precip.
9%
9%
Night

75°F
SW 18 mph
Precip.
11%
11%
29.08
sat
sat
Day

77°F
SW 21 mph
Precip.
20%
20%
Night

75°F
SW 13 mph
Precip.
7%
7%
30.08
sun
sun
Day

77°F
SW 17 mph
Precip.
16%
16%
Night

73°F
S 12 mph
Precip.
22%
22%
31.08
mon
mon
Day

75°F
SW 16 mph
Precip.
19%
19%
Night

75°F
SW 17 mph
Precip.
25%
25%
01.09
tue
tue
Day

77°F
SW 25 mph
Precip.
7%
7%
Night

75°F
SW 17 mph
Precip.
9%
9%
02.09
wed
wed
Day

77°F
SW 7 mph
Precip.
25%
25%
Night

77°F
SW 15 mph
Precip.
11%
11%
03.09
thu
thu
Day

77°F
SW 17 mph
Precip.
24%
24%
Night

75°F
S 9 mph
Precip.
38%
38%
04.09
fri
fri
Day

75°F
SW 2 mph
Precip.
46%
46%
Night

75°F
W 7 mph
Precip.
39%
39%
05.09
sat
sat
Day

77°F
W 12 mph
Precip.
36%
36%
Night

75°F
SW 11 mph
Precip.
21%
21%
06.09
sun
sun
Day

77°F
SW 13 mph
Precip.
17%
17%
Night

75°F
SW 14 mph
Precip.
8%
8%
07.09
mon
mon
Day

75°F
W 13 mph
Precip.
22%
22%
Night

75°F
SW 16 mph
Precip.
23%
23%
08.09
tue
tue
Day

77°F
SW 16 mph
Precip.
9%
9%
Night

77°F
SW 17 mph
Precip.
22%
22%
sea water
temperature
temperature
| Porto Seguro |
monthly
weather
weather
| Porto Seguro |
current
weather
weather
| Porto Seguro |
7 days
forecast
forecast
| Porto Seguro |
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 77.5°F. The highest and lowest sea temperatures during the month were 77.9°F and 77.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 77.8°F. The highest and lowest sea temperatures during the month were 78.4°F and 76.5°F.
Air temperature in Porto Seguro, °F
Precipitation total in Porto Seguro, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Porto Seguro
Porto Seguro on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Porto Seguro
Local time: 01:16
August 26, wednesday
0300

73°F
S
8 mph
8 mph
0600

72°F
S
7 mph
7 mph
0900

73°F
S
9 mph
9 mph
1200

77°F
SW
17 mph
17 mph
1500

75°F
SW
17 mph
17 mph
1800

75°F
SW
16 mph
16 mph
2100

75°F
SW
14 mph
14 mph
August 27, thursday
0000

75°F
SW
13 mph
13 mph


























