World Resorts Brazil Rio Grande Weather

Rio Grande Sea Temperature in December

Average sea water temperature in December:
+74.6°F
Minimum sea water temperature in December: 81.9°F
Maximum sea water temperature in December: 70.0°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 76.2°F. The highest and lowest sea temperatures during the month were 81.9°F and 72.7°F.

Monthly sea water temperature in Rio Grande, °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 Grande

Sunniest months:
July 14 days
May 12 days
August 11 days
Warmest months:
February 78.5 °F
January 78.1 °F
March 77.0 °F
Warmest sea temp:
February 79.0 °F
January 78.2 °F
March 77.3 °F
Coldest months:
July 58.2 °F
June 59.5 °F
August 59.8 °F
Rainiest months:
September 6 days
July 4 days
May 3 days
Windiest months:
November 12.9 mph
December 12.8 mph
October 12.7 mph

Rio Grande on a weather map

Rio Grande
+48°F
E 10 mph
Feels like: +45°F
Precip.: 12%
Places in Brazil:
Name
°F
+64°F
+77°F
+75°F
+73°F
+75°F
+54°F
+61°F
+64°F
+54°F
+79°F
+54°F
24 Hours Forecast
Rio Grande
Local time: 05:49
September 15, tuesday
0600
48°F
E
10 mph
0900
52°F
E
11 mph
1200
57°F
NE
10 mph
1500
59°F
NE
9 mph
1800
59°F
NE
5 mph
2100
57°F
E
9 mph
September 16, wednesday
0000
52°F
N
19 mph
0300
52°F
N
16 mph
Units of measurement: °C / °F