30.12
tue
tue
Day
86°F
NW 11 mph
Precip.
100%
100%
Night
75°F
E 2 mph
Precip.
100%
100%
31.12
wed
wed
Day
90°F
NW 8 mph
Precip.
100%
100%
Night
75°F
S 4 mph
Precip.
0%
0%
01.01
thu
thu
Day
90°F
N 7 mph
Precip.
0%
0%
Night
77°F
S 3 mph
Precip.
100%
100%
02.01
fri
fri
Day
88°F
NW 8 mph
Precip.
100%
100%
Night
75°F
SE 3 mph
Precip.
0%
0%
03.01
sat
sat
Day
77°F
NE 9 mph
Precip.
100%
100%
Night
73°F
N 6 mph
Precip.
100%
100%
04.01
sun
sun
Day
75°F
N 6 mph
Precip.
100%
100%
Night
72°F
NW 4 mph
Precip.
100%
100%
05.01
mon
mon
Day
73°F
W 4 mph
Precip.
29%
29%
Night
70°F
SW 4 mph
Precip.
100%
100%
06.01
tue
tue
Day
70°F
SW 7 mph
Precip.
100%
100%
Night
70°F
NW 4 mph
Precip.
23%
23%
07.01
wed
wed
Day
75°F
S 4 mph
Precip.
0%
0%
Night
72°F
S 4 mph
Precip.
0%
0%
08.01
thu
thu
Day
86°F
N 6 mph
Precip.
0%
0%
Night
75°F
S 4 mph
Precip.
0%
0%
09.01
fri
fri
Day
88°F
NW 7 mph
Precip.
0%
0%
Night
75°F
S 3 mph
Precip.
0%
0%
10.01
sat
sat
Day
91°F
W 4 mph
Precip.
0%
0%
Night
77°F
SE 2 mph
Precip.
0%
0%
11.01
sun
sun
Day
90°F
NW 7 mph
Precip.
0%
0%
Night
75°F
SE 1 mph
Precip.
0%
0%
12.01
mon
mon
Day
91°F
N 5 mph
Precip.
0%
0%
Night
75°F
SE 4 mph
Precip.
57%
57%
sea water
temperature
temperature
| Rio de Janeiro |
monthly
weather
weather
| Rio de Janeiro |
current
weather
weather
| Rio de Janeiro |
7 days
forecast
forecast
| Rio de Janeiro |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 77.4°F. The highest and lowest sea temperatures during the month were 80.4°F and 75.0°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 78.2°F. The highest and lowest sea temperatures during the month were 82.6°F and 74.1°F.
Air temperature in Rio de Janeiro, °F
Precipitation total in Rio de Janeiro, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Rio de Janeiro
Rio de Janeiro on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Rio de Janeiro
Local time: 19:54
December 30, tuesday
2100
75°F
SE
3 mph
3 mph
December 31, wednesday
0000
75°F
E
2 mph
2 mph
0300
73°F
SW
4 mph
4 mph
0600
77°F
S
2 mph
2 mph
0900
86°F
NW
2 mph
2 mph
1200
90°F
NW
8 mph
8 mph
1500
79°F
N
6 mph
6 mph
1800
75°F
SE
2 mph
2 mph
