World Resorts Brazil Rio das Ostras Weather

Rio das Ostras 14 Days Forecast

05.10
mon
Day
75°F
N 7 mph
Precip.
29%
Night
72°F
N 1 mph
Precip.
32%
06.10
tue
Day
75°F
W 5 mph
Precip.
26%
Night
72°F
NE 2 mph
Precip.
34%
07.10
wed
Day
75°F
N 8 mph
Precip.
25%
Night
72°F
E 5 mph
Precip.
86%
08.10
thu
Day
73°F
W 6 mph
Precip.
27%
Night
72°F
SW 12 mph
Precip.
15%
09.10
fri
Day
77°F
SW 15 mph
Precip.
9%
Night
73°F
SW 21 mph
Precip.
16%
10.10
sat
Day
77°F
W 7 mph
Precip.
24%
Night
73°F
SW 9 mph
Precip.
26%
11.10
sun
Day
77°F
W 9 mph
Precip.
13%
Night
72°F
E 2 mph
Precip.
31%
12.10
mon
Day
79°F
SW 15 mph
Precip.
20%
Night
72°F
S 2 mph
Precip.
50%
13.10
tue
Day
75°F
N 7 mph
Precip.
15%
Night
72°F
NE 2 mph
Precip.
30%
14.10
wed
Day
73°F
N 10 mph
Precip.
67%
Night
72°F
SE 2 mph
Precip.
38%
15.10
thu
Day
73°F
N 12 mph
Precip.
39%
Night
70°F
N 11 mph
Precip.
66%
16.10
fri
Day
68°F
NW 7 mph
Precip.
72%
Night
70°F
W 14 mph
Precip.
72%
17.10
sat
Day
73°F
SW 8 mph
Precip.
67%
Night
72°F
S 14 mph
Precip.
32%
18.10
sun
Day
77°F
NE 5 mph
Precip.
22%
Night
72°F
NE 12 mph
Precip.
67%

Sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 69.3°F. The highest and lowest sea temperatures during the month were 71.1°F and 66.6°F.

Air temperature in Rio das Ostras, °F

Precipitation total in Rio das Ostras, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Rio das Ostras

Sunniest months:
July 20 days
June 17 days
August 16 days
Warmest months:
February 82.4 °F
March 82.1 °F
January 81.4 °F
Warmest sea temp:
March 77.9 °F
February 77.2 °F
April 77.1 °F
Coldest months:
July 75.5 °F
August 75.7 °F
June 76.2 °F
Rainiest months:
January 7 days
February 5 days
November 5 days
Windiest months:
September 10.6 mph
August 9.8 mph
October 8.7 mph

Rio das Ostras on a weather map

Current weather
08:49
Rio das Ostras
+75°F
NE 5 mph
Feels like: +79°F
Precip.: 35%
Places in Brazil:
Name
°F
Balneario Camboriu
+64°F
Barra da Tijuca
+73°F
Buzios
+77°F
Duque de Caxias
+77°F
Joao Pessoa
+81°F
Recife
+82°F
Rio de Janeiro
+73°F
Salvador
+79°F
Sao Jose de Ribamar
+81°F
Sao Paulo
+70°F
Sao Sebastiao
+70°F
Santos
+70°F
Florianopolis
+64°F
Fortaleza
+81°F
Xangri-la
+61°F
all places
24 Hours Forecast
Rio das Ostras
Local time: 08:49
October 05, monday
0900
75°F
NE
5 mph
1200
75°F
N
7 mph
1500
75°F
N
9 mph
1800
73°F
N
7 mph
2100
72°F
NE
1 mph
October 06, tuesday
0000
72°F
N
1 mph
0300
72°F
NE
1 mph
0600
72°F
NW
4 mph
Units of measurement: °C / °F