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Rio das Ostras, Brazil

Full City Profile

2.6 /5.0
C+ Fair
168,099 Population 1,282/sq mi density
36 ft Elevation 11 meters
74°F Avg Temperature 23°C
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.6 / 5.0
$2,909 median income, unemployment
Rio das Ostras has a warm climate with an average annual temperature of 74°F (23°C). Winters average 78°F in January while summers reach 68°F in July. The area gets 250 sunny days per year. Annual precipitation totals 47.5 inches. The area receives 0.0 inches of snow annually.

Temperature

78°F Jan (26°C) 68°F Jul (20°C)
Annual Average73.5°F
36% above US avg
January Average78°F (26°C)
July Average68°F (20°C)
Sunny Days250 days/yr

Geography

Elevation36 ft (11 m)
Area131.2 sq mi (339.7 km²)
Population Density1,282/sq mi
Coordinates-22.5269°N, 41.9450°W
TimezoneAmerica/Sao_Paulo

Precipitation & Snow

Annual Rainfall 47.5"
25% above US avg
Snowfall 0.0"
Wettest Month (Dec) 7.13"
Driest Month (Aug) 1.42"

Air Quality

Earthquake History

1 earthquake (M2.5+) within 150 km since 1990. Strongest: M4.2. Most recent: M4.2 on Jul 1, 2010.

Jul 1, 2010 124 km SSE of São João da Barra, Brazil M4.2 145 km
Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 78°F (26°C) 6.4 in
February 79°F (26°C) 5.3 in Warmest
March 78°F (25°C) 5.4 in
April 75°F (24°C) 4.2 in
May 72°F (22°C) 2.7 in
June 69°F (21°C) 1.8 in
July 68°F (20°C) 1.5 in Coldest
August 69°F (21°C) 1.4 in Driest
September 70°F (21°C) 2.3 in
October 73°F (23°C) 4.0 in
November 74°F (24°C) 5.4 in
December 77°F (25°C) 7.1 in Wettest

Rio das Ostras has a seasonal temperature swing of 11°F / from 68°F in July to 79°F in February. Total annual precipitation is 47.5 inches, with December being the wettest month (7.1") and August the driest (1.4").

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