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Weather & Climate in São João da Barra, Brazil
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
São João da Barra has a warm climate with an average annual temperature of 75°F (24°C). Winters average 79°F in January while summers reach 70°F in July / relatively mild seasonal variation. The area gets 262 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 41.0 inches. The city sits at an elevation of 23 feet.
Temperature
79°F Jan (26°C)
70°F Jul (21°C)
| Annual Average | 74.7°F |
| 38% above US avg | |
| January Average | 79°F (26°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 262 days/yr |
Geography
| Elevation | 23 ft (7 m) |
| Area | 180.6 sq mi (467.7 km²) |
| Population Density | 214/sq mi |
| Coordinates | -21.6403°N, 41.0511°W |
| Timezone | America/Sao_Paulo |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Jul 1, 2010 | 124 km SSE of São João da Barra, Brazil | M4.2 | 125 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 79°F (26°C) | 4.9 in | |
| February | 80°F (27°C) | 3.7 in | Warmest |
| March | 79°F (26°C) | 4.1 in | |
| April | 76°F (24°C) | 3.7 in | |
| May | 73°F (23°C) | 2.4 in | |
| June | 71°F (22°C) | 1.7 in | |
| July | 70°F (21°C) | 1.3 in | Coldest |
| August | 71°F (21°C) | 1.0 in | Driest |
| September | 72°F (22°C) | 2.2 in | |
| October | 74°F (23°C) | 4.3 in | |
| November | 76°F (24°C) | 5.9 in | |
| December | 78°F (25°C) | 5.9 in | Wettest |
São João da Barra has a seasonal temperature swing of 10°F / from 70°F in July to 80°F in February. Total annual precipitation is 41.0 inches, with December being the wettest month (5.9") and August the driest (1.0").