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Weather & Climate in Porteirinha, Brazil
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Porteirinha has a warm climate with an average annual temperature of 73°F (23°C). Winters average 75°F in January while summers reach 68°F in July / relatively mild seasonal variation. The area gets 272 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 35.4 inches. The city sits at an elevation of 1,870 feet.
Temperature
75°F Jan (24°C)
68°F Jul (20°C)
| Annual Average | 72.8°F |
| 35% above US avg | |
| January Average | 75°F (24°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 272 days/yr |
Geography
| Elevation | 1,870 ft (570 m) |
| Area | 1,377.3 sq mi (3,567.2 km²) |
| Population Density | 27/sq mi |
| Coordinates | -15.7433°N, 43.0283°W |
| Timezone | America/Sao_Paulo |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.4.
| May 24, 2007 | 22 km NE of Januária, Brazil | M4.4 | 133 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 75°F (24°C) | 6.5 in | |
| February | 75°F (24°C) | 4.2 in | |
| March | 75°F (24°C) | 4.0 in | |
| April | 73°F (23°C) | 1.5 in | |
| May | 71°F (22°C) | 0.3 in | |
| June | 68°F (20°C) | 0.1 in | |
| July | 68°F (20°C) | 0.0 in | Coldest, Driest |
| August | 70°F (21°C) | 0.1 in | |
| September | 74°F (23°C) | 0.8 in | |
| October | 76°F (24°C) | 3.2 in | Warmest |
| November | 75°F (24°C) | 6.9 in | |
| December | 74°F (24°C) | 7.9 in | Wettest |
Porteirinha has a seasonal temperature swing of 8°F / from 68°F in July to 76°F in October. Total annual precipitation is 35.4 inches, with December being the wettest month (7.9") and July the driest (0.0").