15.09
tue
tue
Day
72°F
E 4 mph
Precip.
22%
22%
Night
59°F
W 1 mph
Precip.
43%
43%
16.09
wed
wed
Day
59°F
NW 5 mph
Precip.
33%
33%
Night
55°F
NW 5 mph
Precip.
39%
39%
17.09
thu
thu
Day
57°F
NW 6 mph
Precip.
32%
32%
Night
55°F
W 3 mph
Precip.
43%
43%
18.09
fri
fri
Day
64°F
W 5 mph
Precip.
23%
23%
Night
57°F
W 4 mph
Precip.
38%
38%
19.09
sat
sat
Day
70°F
S 6 mph
Precip.
17%
17%
Night
61°F
W 2 mph
Precip.
19%
19%
20.09
sun
sun
Day
77°F
S 9 mph
Precip.
3%
3%
Night
63°F
E 1 mph
Precip.
61%
61%
21.09
mon
mon
Day
63°F
S 6 mph
Precip.
75%
75%
Night
61°F
NW 1 mph
Precip.
20%
20%
22.09
tue
tue
Day
77°F
S 6 mph
Precip.
11%
11%
Night
64°F
W 2 mph
Precip.
24%
24%
23.09
wed
wed
Day
81°F
SE 9 mph
Precip.
12%
12%
Night
66°F
E 2 mph
Precip.
52%
52%
24.09
thu
thu
Day
81°F
S 6 mph
Precip.
12%
12%
Night
66°F
SW 3 mph
Precip.
31%
31%
25.09
fri
fri
Day
73°F
S 6 mph
Precip.
15%
15%
Night
66°F
SW 2 mph
Precip.
8%
8%
26.09
sat
sat
Day
84°F
S 7 mph
Precip.
1%
1%
Night
70°F
SW 4 mph
Precip.
19%
19%
27.09
sun
sun
Day
90°F
SE 8 mph
Precip.
10%
10%
Night
64°F
NW 5 mph
Precip.
43%
43%
28.09
mon
mon
Day
72°F
W 5 mph
Precip.
24%
24%
Night
63°F
NW 6 mph
Precip.
51%
51%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 72.4°F. The highest and lowest sea temperatures during the month were 73.8°F and 71.1°F.
Air temperature in Ubatuba, °F
Precipitation total in Ubatuba, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Ubatuba
Ubatuba on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Ubatuba
Local time: 12:42
September 15, tuesday
1500
64°F
N
6 mph
6 mph
1800
59°F
NW
3 mph
3 mph
2100
59°F
SW
2 mph
2 mph
September 16, wednesday
0000
59°F
W
1 mph
1 mph
0300
59°F
W
1 mph
1 mph
0600
59°F
NW
2 mph
2 mph
0900
57°F
NW
5 mph
5 mph
1200
59°F
NW
5 mph
5 mph
