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Weather & Climate in Villa Mercedes, Argentina
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Villa Mercedes enjoys a temperate climate with an average annual temperature of 62°F (16°C). Winters average 75°F in January while summers reach 47°F in July / relatively mild seasonal variation. The area gets 295 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 22.5 inches (drier than the 38-inch national average). The city sits at an elevation of 1,693 feet.
Temperature
75°F Jan (24°C)
47°F Jul (8°C)
| Annual Average | 61.5°F |
| 14% above US avg | |
| January Average | 75°F (24°C) |
| July Average | 47°F (8°C) |
| Sunny Days | 295 days/yr |
Geography
| Elevation | 1,693 ft (516 m) |
| Area | 91.7 sq mi (237.4 km²) |
| Population Density | 1,056/sq mi |
| Coordinates | -33.6757°N, 65.4578°W |
| Timezone | America/Argentina/San_Luis |
Precipitation & Snow
Air Quality
Earthquake History
14 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.9.
| Jul 29, 1996 | 29 km SE of San Luis, Argentina | M4.9 | 64 km | 33 km |
| Jul 17, 2013 | 118 km NW of Unión, Argentina | M4.7 | 147 km | 12 km |
| May 30, 1998 | 52 km W of Villa Mercedes, Argentina | M4.7 | 52 km | 42 km |
| Sep 15, 2012 | 25 km SW of Villa General Roca, Argentina | M4.6 | 140 km | 36 km |
| Nov 24, 1999 | 40 km SW of La Toma, Argentina | M4.5 | 54 km | 33 km |
| Jul 26, 2021 | 33 km SE of Luján, Argentina | M4.5 | 127 km | 10 km |
| Dec 17, 2012 | 7 km W of Santa Rosa del Conlara, Argentina | M4.4 | 149 km | 20 km |
| Oct 29, 1995 | 19 km WNW of La Punta, Argentina | M4.3 | 115 km | 49 km |
| Feb 8, 2005 | 29 km WNW of La Punta, Argentina | M4.3 | 125 km | 38 km |
| Jul 13, 2013 | 109 km NW of Unión, Argentina | M4.2 | 132 km | 11 km |
| Jun 6, 2008 | 20 km N of La Punta, Argentina | M4.1 | 109 km | 45 km |
| Sep 26, 2013 | 33 km NNE of La Punta, Argentina | M4.0 | 109 km | 93 km |
| Jan 16, 2015 | 50 km NW of Unión, Argentina | M3.9 | 149 km | 12 km |
| Aug 18, 2016 | 25 km NNE of Villa Mercedes, Argentina | M3.7 | 26 km | 9 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 75°F (24°C) | 3.4 in | Warmest |
| February | 73°F (23°C) | 2.7 in | |
| March | 68°F (20°C) | 2.8 in | |
| April | 61°F (16°C) | 1.6 in | |
| May | 54°F (12°C) | 0.9 in | |
| June | 48°F (9°C) | 0.5 in | Driest |
| July | 47°F (8°C) | 0.6 in | Coldest |
| August | 51°F (11°C) | 0.6 in | |
| September | 56°F (14°C) | 1.1 in | |
| October | 63°F (17°C) | 2.3 in | |
| November | 69°F (20°C) | 2.7 in | |
| December | 74°F (23°C) | 3.5 in | Wettest |
Villa Mercedes has a seasonal temperature swing of 28°F / from 47°F in July to 75°F in January. Total annual precipitation is 22.5 inches, with December being the wettest month (3.5") and June the driest (0.5").