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Weather & Climate in São Marcos, Brazil
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
São Marcos enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 70°F in January while summers reach 55°F in July / relatively mild seasonal variation. The area gets 211 sunny days per year. Annual precipitation totals 68.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 2,431 feet.
Temperature
70°F Jan (21°C)
55°F Jul (13°C)
| Annual Average | 62.2°F |
| 15% above US avg | |
| January Average | 70°F (21°C) |
| July Average | 55°F (13°C) |
| Sunny Days | 211 days/yr |
Geography
| Elevation | 2,431 ft (741 m) |
| Area | 122.8 sq mi (317.9 km²) |
| Population Density | 172/sq mi |
| Coordinates | -28.9711°N, 51.0681°W |
| Timezone | America/Sao_Paulo |
Precipitation & Snow
Air Quality
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2004 | Unnamed | Category 1 | 86 mph | 143 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 70°F (21°C) | 5.8 in | |
| February | 70°F (21°C) | 5.6 in | Warmest |
| March | 68°F (20°C) | 6.1 in | |
| April | 63°F (17°C) | 4.8 in | |
| May | 58°F (14°C) | 4.8 in | |
| June | 55°F (13°C) | 5.8 in | Coldest |
| July | 55°F (13°C) | 5.8 in | |
| August | 56°F (13°C) | 6.4 in | |
| September | 58°F (15°C) | 7.1 in | Wettest |
| October | 61°F (16°C) | 6.2 in | |
| November | 65°F (18°C) | 4.7 in | Driest |
| December | 68°F (20°C) | 5.8 in |
São Marcos has a seasonal temperature swing of 16°F / from 55°F in June to 70°F in February. Total annual precipitation is 68.8 inches, with September being the wettest month (7.1") and November the driest (4.7").