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Weather & Climate in San Antonio, Argentina
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Antonio enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 51°F in January while summers reach 54°F in July / relatively mild seasonal variation. The area gets 355 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 105.1 inches (wetter than the 38-inch national average). The area receives 11.7 inches of snow annually. The city sits at an elevation of 4,242 feet.
Temperature
51°F Jan (10°C)
54°F Jul (12°C)
| Annual Average | 64.6°F |
| 20% above US avg | |
| January Average | 51°F (10°C) |
| July Average | 54°F (12°C) |
| Sunny Days | 355 days/yr |
Geography
| Elevation | 4,242 ft (1,293 m) |
| Area | 168.7 sq mi (437.0 km²) |
| Population Density | 40/sq mi |
| Coordinates | -24.3684°N, 65.3341°W |
| Timezone | America/Argentina/Jujuy |
Precipitation & Snow
Air Quality
Earthquake History
465 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.2.
| May 12, 2000 | 75 km N of San Antonio de los Cobres, Argentina | M7.2 | 146 km | 225 km |
| Feb 18, 2017 | 52 km NW of San Antonio de los Cobres, Argentina | M6.4 | 146 km | 222 km |
| Feb 27, 2010 | 5 km NE of Campo Quijano, Argentina | M6.3 | 62 km | 10 km |
| Jan 10, 2021 | 32 km NW of San Antonio de los Cobres, Argentina | M6.1 | 131 km | 217 km |
| Oct 6, 2011 | 23 km SSE of Palma Sola, Argentina | M5.9 | 115 km | 15 km |
| Jun 14, 2000 | 48 km WNW of San Antonio de los Cobres, Argentina | M5.9 | 148 km | 197 km |
| Apr 18, 2007 | 34 km WNW of San Antonio de los Cobres, Argentina | M5.6 | 135 km | 172 km |
| Jul 2, 2013 | 45 km NNW of San Antonio de los Cobres, Argentina | M5.6 | 133 km | 199 km |
| Nov 6, 2009 | 22 km N of Yuto, Argentina | M5.5 | 136 km | 5 km |
| Jul 27, 2009 | 39 km NW of San Antonio de los Cobres, Argentina | M5.4 | 135 km | 184 km |
| Oct 2, 1993 | 17 km WSW of Palma Sola, Argentina | M5.4 | 96 km | 21 km |
| Jun 30, 1998 | 35 km NW of San Antonio de los Cobres, Argentina | M5.4 | 132 km | 223 km |
| Feb 14, 2017 | 51 km NW of San Antonio de los Cobres, Argentina | M5.4 | 142 km | 180 km |
| Mar 22, 2023 | 79 km N of San Antonio de los Cobres, Argentina | M5.3 | 150 km | 214 km |
| Mar 1, 2005 | 30 km NW of San Antonio de los Cobres, Argentina | M5.3 | 128 km | 189 km |
| Feb 23, 2023 | 50 km WNW of San Antonio de los Cobres, Argentina | M5.3 | 150 km | 183 km |
| Dec 30, 1999 | 13 km WNW of Calilegua, Argentina | M5.3 | 85 km | 21 km |
| Jul 6, 2013 | 78 km N of San Antonio de los Cobres, Argentina | M5.2 | 146 km | 199 km |
| Jul 25, 2009 | 36 km NW of San Antonio de los Cobres, Argentina | M5.2 | 134 km | 185 km |
| Mar 15, 2005 | 44 km WNW of San Antonio de los Cobres, Argentina | M5.2 | 145 km | 170 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: Tuzgle (122 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tuzgle | Stratovolcano | 5,486 m (17,999 ft) | Unknown | 122 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 51°F (10°C) | 6.3 in | Coldest, Wettest |
| February | 72°F (22°C) | 6.0 in | |
| March | 69°F (21°C) | 4.5 in | |
| April | 64°F (18°C) | 1.4 in | |
| May | 59°F (15°C) | 0.4 in | |
| June | 54°F (12°C) | 0.4 in | |
| July | 54°F (12°C) | 0.2 in | Driest |
| August | 58°F (15°C) | 0.2 in | |
| September | 63°F (17°C) | 0.3 in | |
| October | 69°F (20°C) | 1.4 in | |
| November | 71°F (22°C) | 2.6 in | |
| December | 74°F (23°C) | 4.6 in | Warmest |
San Antonio has a seasonal temperature swing of 23°F / from 51°F in January to 74°F in December. Total annual precipitation is 28.3 inches, with January being the wettest month (6.3") and July the driest (0.2").