World Resorts Brazil Rio de Janeiro Weather

Rio de Janeiro Sea Temperature in December

Average sea water temperature in December:
+76.1°F
Minimum sea water temperature in December: 82.0°F
Maximum sea water temperature in December: 70.9°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 77.5°F. The highest and lowest sea temperatures during the month were 80.4°F and 75.0°F.

Monthly sea water temperature in Rio de Janeiro, °F

Which Brazil resorts have warmest sea in December?

Place name December 2025 December 2024
Macapa 85.2°F 85.4°F
Belem 84.1°F 84.1°F
Ananindeua 83.9°F 84.0°F
Ilha de Itamaraca 83.2°F 83.5°F
Joao Pessoa 83.1°F 83.4°F
Jaboatao dos Guararapes 82.9°F 83.3°F
Recife 82.7°F 83.2°F
Paulista 82.7°F 83.1°F
Natal 82.7°F 83.2°F
Olinda 82.6°F 83.0°F
Paracuru 82.5°F 83.0°F
Fortaleza 82.4°F 82.9°F
Sao Jose de Ribamar 82.3°F 82.9°F
Sao Luis 82.1°F 82.9°F
Jericoacoara 82.1°F 82.8°F
Maceio 81.2°F 81.7°F
Salvador 80.6°F 81.6°F
Sao Goncalo 80.4°F 78.9°F
Itacare 80.2°F 81.5°F
Duque de Caxias 80.0°F 78.7°F

Best time for vacation in Rio de Janeiro

Sunniest months:
July 20 days
May 19 days
August 19 days
Warmest months:
February 88.6 °F
January 87.4 °F
March 86.8 °F
Warmest sea temp:
February 79.7 °F
January 79.3 °F
March 79.0 °F
Coldest months:
August 79.1 °F
June 79.5 °F
July 79.6 °F
Rainiest months:
November 9 days
December 8 days
January 8 days
Windiest months:
October 7.3 mph
September 7.2 mph
November 6.9 mph

Rio de Janeiro on a weather map

Rio de Janeiro
+79°F
S 6 mph
Feels like: +81°F
Precip.: 0%
Places in Brazil:
Name
°F
+73°F
+81°F
+72°F
+79°F
+66°F
+79°F
+75°F
+72°F
+81°F
+73°F
+77°F
+73°F
24 Hours Forecast
Rio de Janeiro
Local time: 06:24
January 11, sunday
0900
91°F
S
4 mph
1200
95°F
NW
6 mph
1500
91°F
NW
9 mph
1800
82°F
W
5 mph
2100
81°F
S
4 mph
January 12, monday
0000
79°F
S
3 mph
0300
77°F
S
4 mph
0600
81°F
S
4 mph
Units of measurement: °C / °F