15.01
thu
thu
Day
84°F
SW 8 mph
Precip.
0%
0%
Night
72°F
E 4 mph
Precip.
0%
0%
16.01
fri
fri
Day
88°F
SW 8 mph
Precip.
0%
0%
Night
73°F
NE 6 mph
Precip.
89%
89%
17.01
sat
sat
Day
84°F
W 6 mph
Precip.
0%
0%
Night
72°F
E 4 mph
Precip.
0%
0%
18.01
sun
sun
Day
88°F
SW 6 mph
Precip.
0%
0%
Night
73°F
NE 4 mph
Precip.
0%
0%
19.01
mon
mon
Day
79°F
NW 13 mph
Precip.
100%
100%
Night
70°F
NW 11 mph
Precip.
100%
100%
20.01
tue
tue
Day
75°F
NW 12 mph
Precip.
0%
0%
Night
66°F
N 5 mph
Precip.
100%
100%
21.01
wed
wed
Day
77°F
W 6 mph
Precip.
0%
0%
Night
70°F
NW 2 mph
Precip.
76%
76%
22.01
thu
thu
Day
81°F
SW 8 mph
Precip.
0%
0%
Night
72°F
W 4 mph
Precip.
71%
71%
23.01
fri
fri
Day
86°F
SW 9 mph
Precip.
0%
0%
Night
75°F
NW 3 mph
Precip.
0%
0%
24.01
sat
sat
Day
84°F
W 8 mph
Precip.
0%
0%
Night
75°F
NW 3 mph
Precip.
100%
100%
25.01
sun
sun
Day
82°F
SW 4 mph
Precip.
0%
0%
Night
75°F
N 1 mph
Precip.
100%
100%
26.01
mon
mon
Day
84°F
SW 6 mph
Precip.
0%
0%
Night
75°F
NW 4 mph
Precip.
100%
100%
27.01
tue
tue
Day
82°F
S 7 mph
Precip.
100%
100%
Night
75°F
E 4 mph
Precip.
100%
100%
28.01
wed
wed
Day
75°F
NW 9 mph
Precip.
100%
100%
Night
72°F
N 4 mph
Precip.
0%
0%
Sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 78.9°F. The highest and lowest sea temperatures during the month were 80.1°F and 77.5°F.
Air temperature in Itajai, °F
Precipitation total in Itajai, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Itajai
Itajai on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Itajai
Local time: 08:37
January 15, thursday
0900
82°F
SW
3 mph
3 mph
1200
84°F
SW
8 mph
8 mph
1500
82°F
SW
8 mph
8 mph
1800
75°F
NW
1 mph
1 mph
2100
72°F
SE
2 mph
2 mph
January 16, friday
0000
72°F
E
4 mph
4 mph
0300
70°F
E
5 mph
5 mph
0600
73°F
E
3 mph
3 mph
