15.09
tue
tue
Day
77°F
SW 17 mph
Precip.
14%
14%
Night
77°F
SW 18 mph
Precip.
9%
9%
16.09
wed
wed
Day
77°F
SW 15 mph
Precip.
19%
19%
Night
77°F
SW 9 mph
Precip.
9%
9%
17.09
thu
thu
Day
77°F
NW 9 mph
Precip.
5%
5%
Night
75°F
NW 12 mph
Precip.
18%
18%
18.09
fri
fri
Day
75°F
W 11 mph
Precip.
23%
23%
Night
75°F
W 13 mph
Precip.
68%
68%
19.09
sat
sat
Day
75°F
W 14 mph
Precip.
35%
35%
Night
75°F
W 14 mph
Precip.
58%
58%
20.09
sun
sun
Day
77°F
W 12 mph
Precip.
23%
23%
Night
77°F
W 11 mph
Precip.
20%
20%
21.09
mon
mon
Day
77°F
SW 13 mph
Precip.
28%
28%
Night
77°F
SW 13 mph
Precip.
9%
9%
sea water
temperature
temperature
| Porto Seguro |
monthly
weather
weather
| Porto Seguro |
current
weather
weather
| Porto Seguro |
14 days
forecast
forecast
| Porto Seguro |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 78.4°F. The highest and lowest sea temperatures during the month were 79.2°F and 77.9°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: 06:04
September 15, tuesday
0900
79°F
SW
13 mph
13 mph
1200
77°F
SW
17 mph
17 mph
1500
77°F
SW
22 mph
22 mph
1800
77°F
SW
19 mph
19 mph
2100
77°F
SW
17 mph
17 mph
September 16, wednesday
0000
77°F
SW
18 mph
18 mph
0300
75°F
S
16 mph
16 mph
0600
73°F
S
11 mph
11 mph
