23.12
tue
tue
Day
86°F
SW 9 mph
Precip.
0%
0%
Night
73°F
NW 2 mph
Precip.
0%
0%
24.12
wed
wed
Day
93°F
SW 7 mph
Precip.
0%
0%
Night
73°F
N 3 mph
Precip.
0%
0%
25.12
thu
thu
Day
93°F
W 7 mph
Precip.
0%
0%
Night
73°F
E 3 mph
Precip.
100%
100%
26.12
fri
fri
Day
81°F
W 9 mph
Precip.
0%
0%
Night
72°F
E 1 mph
Precip.
0%
0%
27.12
sat
sat
Day
86°F
SW 9 mph
Precip.
0%
0%
Night
73°F
SE 4 mph
Precip.
100%
100%
28.12
sun
sun
Day
90°F
SW 7 mph
Precip.
0%
0%
Night
72°F
NE 3 mph
Precip.
100%
100%
29.12
mon
mon
Day
84°F
W 8 mph
Precip.
100%
100%
Night
73°F
NW 2 mph
Precip.
100%
100%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 75.1°F. The highest and lowest sea temperatures during the month were 76.8°F and 73.0°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 78.7°F. The highest and lowest sea temperatures during the month were 81.3°F and 77.2°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: 21:06
December 24, wednesday
0000
73°F
NW
2 mph
2 mph
0300
73°F
E
2 mph
2 mph
0600
77°F
E
3 mph
3 mph
0900
88°F
SE
3 mph
3 mph
1200
93°F
SW
7 mph
7 mph
1500
86°F
W
6 mph
6 mph
1800
79°F
NW
5 mph
5 mph
2100
77°F
NW
4 mph
4 mph
