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Weather & Climate in San Marcos Sierra, Argentina
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Marcos Sierra enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 69°F in January while summers reach 49°F in July / relatively mild seasonal variation. The area gets 312 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 36.2 inches. The city sits at an elevation of 2,041 feet.
Temperature
69°F Jan (21°C)
49°F Jul (9°C)
| Annual Average | 58.8°F |
| 9% above US avg | |
| January Average | 69°F (21°C) |
| July Average | 49°F (9°C) |
| Sunny Days | 312 days/yr |
Geography
| Elevation | 2,041 ft (622 m) |
| Area | 6.6 sq mi (17.1 km²) |
| Population Density | 508/sq mi |
| Coordinates | -30.7834°N, 64.6408°W |
| Timezone | America/Argentina/Cordoba |
Precipitation & Snow
Air Quality
Earthquake History
49 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Sep 9, 2016 | 70 km W of Salsacate, Argentina | M5.6 | 131 km | 158 km |
| Oct 12, 2017 | 45 km SSW of Serrezuela, Argentina | M5.5 | 96 km | 166 km |
| Aug 14, 1992 | 22 km SSE of Serrezuela, Argentina | M5.2 | 62 km | 194 km |
| Mar 15, 2009 | 35 km NW of San Carlos, Argentina | M5.2 | 76 km | 179 km |
| Jan 28, 2003 | 21 km E of Serrezuela, Argentina | M5.1 | 52 km | 168 km |
| Sep 24, 2024 | 57 km W of Salsacate, Argentina | M5.0 | 118 km | 152 km |
| Feb 28, 2023 | La Rioja-Cordoba border region, Argentina | M5.0 | 119 km | 10 km |
| Sep 16, 2010 | 38 km SSW of Serrezuela, Argentina | M4.9 | 93 km | 173 km |
| Feb 17, 2009 | 22 km NNE of Serrezuela, Argentina | M4.9 | 72 km | 180 km |
| Jul 31, 1993 | 71 km S of Castro Barros, Argentina | M4.9 | 126 km | 170 km |
| Jul 4, 1993 | 15 km N of Villa de Soto, Argentina | M4.8 | 34 km | 188 km |
| Dec 28, 2012 | 9 km ENE of Salsacate, Argentina | M4.7 | 66 km | 10 km |
| Mar 15, 2002 | 0 km SSE of Jesús María, Argentina | M4.7 | 57 km | 33 km |
| Jun 26, 2020 | 33 km NW of San Carlos, Argentina | M4.7 | 69 km | 183 km |
| Sep 12, 2013 | 3 km E of Mina Clavero, Argentina | M4.7 | 109 km | 20 km |
| Aug 13, 2011 | 33 km S of Serrezuela, Argentina | M4.6 | 77 km | 165 km |
| Feb 12, 2007 | 28 km W of Villa de Soto, Argentina | M4.6 | 63 km | 178 km |
| Apr 23, 2021 | 69 km N of Serrezuela, Argentina | M4.5 | 107 km | 10 km |
| Jan 13, 2015 | 37 km WNW of San Carlos, Argentina | M4.5 | 84 km | 172 km |
| Jan 19, 2002 | 23 km NE of Serrezuela, Argentina | M4.5 | 61 km | 55 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 69°F (21°C) | 3.9 in | Wettest |
| February | 69°F (21°C) | 3.8 in | |
| March | 65°F (18°C) | 3.2 in | |
| April | 60°F (15°C) | 1.7 in | |
| May | 54°F (12°C) | 1.1 in | |
| June | 49°F (10°C) | 0.4 in | |
| July | 49°F (9°C) | 0.4 in | Coldest |
| August | 52°F (11°C) | 0.3 in | Driest |
| September | 57°F (14°C) | 0.8 in | |
| October | 62°F (17°C) | 2.2 in | |
| November | 66°F (19°C) | 3.1 in | |
| December | 71°F (21°C) | 3.6 in | Warmest |
San Marcos Sierra has a seasonal temperature swing of 22°F / from 49°F in July to 71°F in December. Total annual precipitation is 24.4 inches, with January being the wettest month (3.9") and August the driest (0.3").