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Weather & Climate in Santa Rosa, Argentina
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Santa Rosa enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 80°F in January while summers reach 46°F in July / relatively mild seasonal variation. The area gets 334 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 7.4 inches (drier than the 38-inch national average). The city sits at an elevation of 1,962 feet.
Temperature
80°F Jan (27°C)
46°F Jul (8°C)
| Annual Average | 60.5°F |
| 12% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 46°F (8°C) |
| Sunny Days | 334 days/yr |
Geography
| Elevation | 1,962 ft (598 m) |
| Area | 580.7 sq mi (1,504.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | -33.2541°N, 68.1507°W |
| Timezone | America/Argentina/Mendoza |
Precipitation & Snow
Air Quality
Earthquake History
672 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.3.
| Feb 2, 2015 | 63 km W of Villa General Roca, Argentina | M6.3 | 113 km | 172 km |
| Feb 12, 2010 | 67 km SSW of San Martín, Argentina | M5.8 | 72 km | 148 km |
| Aug 5, 2006 | 23 km WSW of San Martín, Argentina | M5.6 | 55 km | 25 km |
| Jun 20, 2019 | 66 km SSW of San Martín, Argentina | M5.4 | 70 km | 150 km |
| Feb 3, 2017 | 85 km WSW of Mendoza, Argentina | M5.4 | 147 km | 10 km |
| Oct 12, 2001 | 79 km ENE of Villa Presidente Frei, Ñuñoa, Santiago, Chile, Chile | M5.3 | 148 km | 4 km |
| Jun 18, 2012 | 8 km NNW of San Martín, Argentina | M5.3 | 42 km | 23 km |
| Apr 26, 2009 | 48 km W of Mendoza, Argentina | M5.3 | 120 km | 115 km |
| Feb 10, 1997 | 7 km ESE of Mendoza, Argentina | M5.3 | 67 km | 149 km |
| Jun 18, 2022 | 95 km SW of Mendoza, Argentina | M5.1 | 133 km | 143 km |
| Jun 1, 2004 | 52 km SSE of Caucete, Argentina | M5.1 | 132 km | 38 km |
| Nov 29, 2012 | 26 km W of Mendoza, Argentina | M5.0 | 97 km | 8 km |
| Dec 8, 1991 | 83 km ENE of San Martín, Argentina | M5.0 | 75 km | 28 km |
| May 9, 2006 | 74 km NW of Mendoza, Argentina | M5.0 | 149 km | 126 km |
| May 18, 2017 | 79 km W of Villa General Roca, Argentina | M5.0 | 104 km | 166 km |
| Jun 2, 2009 | 26 km NW of Mendoza, Argentina | M4.9 | 101 km | 26 km |
| Nov 15, 2013 | 96 km W of Villa General Roca, Argentina | M4.9 | 91 km | 22 km |
| Feb 28, 2010 | 54 km S of San Martín, Argentina | M4.9 | 41 km | 20 km |
| Jul 12, 2025 | Mendoza, Argentina | M4.9 | 129 km | 127 km |
| May 1, 2013 | 71 km NW of Mendoza, Argentina | M4.9 | 145 km | 122 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Tupungatito (154 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tupungatito | Stratovolcano | 5,660 m (18,570 ft) | 1987 | 154 km |
| San Jose | Stratovolcano(es) | 6,070 m (19,915 ft) | 1960 | 172 km |
| Maipo | Caldera | 5,323 m (17,464 ft) | 1912 | 186 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 1.5 in | Warmest, Wettest |
| February | 72°F (22°C) | 1.4 in | |
| March | 67°F (20°C) | 1.1 in | |
| April | 60°F (15°C) | 0.6 in | Driest |
| May | 52°F (11°C) | 0.8 in | |
| June | 46°F (8°C) | 0.8 in | |
| July | 46°F (8°C) | 0.9 in | Coldest |
| August | 49°F (10°C) | 0.7 in | |
| September | 55°F (13°C) | 0.6 in | |
| October | 62°F (17°C) | 0.7 in | |
| November | 68°F (20°C) | 0.8 in | |
| December | 73°F (23°C) | 1.0 in |
Santa Rosa has a seasonal temperature swing of 34°F / from 46°F in July to 80°F in January. Total annual precipitation is 10.9 inches, with January being the wettest month (1.5") and April the driest (0.6").