18.12
thu
thu
Day
75°F
W 6 mph
Precip.
67%
67%
Night
70°F
SW 9 mph
Precip.
100%
100%
19.12
fri
fri
Day
77°F
W 4 mph
Precip.
84%
84%
Night
72°F
SW 8 mph
Precip.
100%
100%
20.12
sat
sat
Day
79°F
W 5 mph
Precip.
100%
100%
Night
73°F
SW 9 mph
Precip.
66%
66%
21.12
sun
sun
Day
82°F
NW 6 mph
Precip.
72%
72%
Night
73°F
SW 11 mph
Precip.
67%
67%
22.12
mon
mon
Day
82°F
W 6 mph
Precip.
0%
0%
Night
72°F
SW 7 mph
Precip.
0%
0%
23.12
tue
tue
Day
86°F
W 4 mph
Precip.
0%
0%
Night
72°F
SW 6 mph
Precip.
0%
0%
24.12
wed
wed
Day
88°F
NE 5 mph
Precip.
0%
0%
Night
73°F
SW 5 mph
Precip.
0%
0%
25.12
thu
thu
Day
84°F
NE 3 mph
Precip.
0%
0%
Night
73°F
SW 6 mph
Precip.
0%
0%
26.12
fri
fri
Day
84°F
NE 3 mph
Precip.
48%
48%
Night
73°F
SW 2 mph
Precip.
0%
0%
27.12
sat
sat
Day
81°F
N 5 mph
Precip.
23%
23%
Night
73°F
SW 6 mph
Precip.
27%
27%
28.12
sun
sun
Day
82°F
NW 5 mph
Precip.
0%
0%
Night
73°F
SW 7 mph
Precip.
0%
0%
29.12
mon
mon
Day
86°F
N 4 mph
Precip.
43%
43%
Night
70°F
S 6 mph
Precip.
100%
100%
30.12
tue
tue
Day
88°F
N 4 mph
Precip.
0%
0%
Night
72°F
SE 3 mph
Precip.
71%
71%
31.12
wed
wed
Day
84°F
N 4 mph
Precip.
0%
0%
Night
75°F
SW 6 mph
Precip.
100%
100%
sea water
temperature
temperature
| Sao Sebastiao |
monthly
weather
weather
| Sao Sebastiao |
current
weather
weather
| Sao Sebastiao |
7 days
forecast
forecast
| Sao Sebastiao |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 76.5°F. The highest and lowest sea temperatures during the month were 77.7°F and 74.8°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 78.8°F. The highest and lowest sea temperatures during the month were 81.5°F and 77.0°F.
Air temperature in Sao Sebastiao, °F
Precipitation total in Sao Sebastiao, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Sao Sebastiao
Sao Sebastiao on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Sao Sebastiao
Local time: 05:19
December 18, thursday
0600
66°F
SW
3 mph
3 mph
0900
70°F
SW
6 mph
6 mph
1200
75°F
W
6 mph
6 mph
1500
73°F
SW
8 mph
8 mph
1800
72°F
SW
9 mph
9 mph
2100
70°F
SW
8 mph
8 mph
December 19, friday
0000
70°F
SW
9 mph
9 mph
0300
70°F
SW
7 mph
7 mph
