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Weather & Climate in Arroio Trinta, Brazil
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Arroio Trinta enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 71°F in January while summers reach 58°F in July / relatively mild seasonal variation. The area gets 291 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 92.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 2,776 feet.
Temperature
71°F Jan (21°C)
58°F Jul (15°C)
| Annual Average | 64.9°F |
| 20% above US avg | |
| January Average | 71°F (21°C) |
| July Average | 58°F (15°C) |
| Sunny Days | 291 days/yr |
Geography
| Elevation | 2,776 ft (846 m) |
| Area | 45.1 sq mi (116.8 km²) |
| Population Density | 79/sq mi |
| Coordinates | -26.9328°N, 51.3392°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 | 286 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 71°F (21°C) | 6.7 in | Warmest |
| February | 68°F (20°C) | 5.6 in | |
| March | 66°F (19°C) | 5.3 in | |
| April | 61°F (16°C) | 4.9 in | |
| May | 56°F (13°C) | 4.7 in | |
| June | 53°F (12°C) | 5.6 in | Coldest |
| July | 58°F (15°C) | 3.9 in | Driest |
| August | 55°F (13°C) | 5.2 in | |
| September | 58°F (14°C) | 7.1 in | |
| October | 61°F (16°C) | 7.1 in | Wettest |
| November | 64°F (18°C) | 4.7 in | |
| December | 67°F (20°C) | 5.6 in |
Arroio Trinta has a seasonal temperature swing of 17°F / from 53°F in June to 71°F in January. Total annual precipitation is 66.3 inches, with October being the wettest month (7.1") and July the driest (3.9").