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Weather & Climate in Rosario de Lerma, Argentina
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rosario de Lerma enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 69°F in January while summers reach 50°F in July / relatively mild seasonal variation. The area gets 307 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 34.3 inches. The city sits at an elevation of 4,662 feet.
Temperature
69°F Jan (21°C)
50°F Jul (10°C)
| Annual Average | 61.1°F |
| 13% above US avg | |
| January Average | 69°F (21°C) |
| July Average | 50°F (10°C) |
| Sunny Days | 307 days/yr |
Geography
| Elevation | 4,662 ft (1,421 m) |
| Area | 1,930.5 sq mi (4,999.9 km²) |
| Population Density | 0/sq mi |
| Coordinates | -24.9858°N, 65.5784°W |
| Timezone | America/Argentina/Salta |
Precipitation & Snow
Air Quality
Earthquake History
157 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.3.
| Feb 27, 2010 | 5 km NE of Campo Quijano, Argentina | M6.3 | 13 km | 10 km |
| Jan 10, 2021 | 32 km NW of San Antonio de los Cobres, Argentina | M6.1 | 146 km | 217 km |
| Mar 8, 2010 | 75 km WNW of Cafayate, Argentina | M5.8 | 132 km | 10 km |
| Jan 10, 2022 | 23 km NW of Trancas, Argentina | M5.6 | 122 km | 8 km |
| Apr 18, 2007 | 34 km WNW of San Antonio de los Cobres, Argentina | M5.6 | 146 km | 172 km |
| Jun 30, 1998 | 35 km NW of San Antonio de los Cobres, Argentina | M5.4 | 149 km | 223 km |
| Mar 1, 2005 | 30 km NW of San Antonio de los Cobres, Argentina | M5.3 | 143 km | 189 km |
| May 11, 1997 | 75 km SW of San Antonio de los Cobres, Argentina | M5.2 | 143 km | 193 km |
| May 23, 2000 | 68 km WSW of San Antonio de los Cobres, Argentina | M5.2 | 149 km | 186 km |
| Jun 15, 2025 | 63 km WSW of San Antonio de los Cobres, Argentina | M5.2 | 146 km | 171 km |
| Jul 25, 2009 | 36 km NW of San Antonio de los Cobres, Argentina | M5.2 | 150 km | 185 km |
| Sep 5, 2015 | 44 km S of El Galpón, Argentina | M5.2 | 126 km | 6 km |
| May 9, 1997 | 56 km W of San Antonio de los Cobres, Argentina | M5.2 | 150 km | 194 km |
| Jan 25, 2013 | 8 km NE of San Salvador de Jujuy, Argentina | M5.1 | 101 km | 41 km |
| May 21, 2010 | 72 km ENE of Antofagasta de la Sierra, Argentina | M5.1 | 148 km | 10 km |
| Apr 4, 1990 | 4 km SSW of La Mendieta, Argentina | M5.0 | 93 km | 33 km |
| Nov 27, 1993 | 52 km N of Burruyacú, Argentina | M5.0 | 142 km | 56 km |
| Jul 13, 2025 | 43 km W of San Antonio de los Cobres, Argentina | M5.0 | 148 km | 182 km |
| Nov 11, 1996 | 27 km WNW of Joaquín V. González, Argentina | M5.0 | 120 km | 33 km |
| May 29, 2007 | 38 km WNW of San Antonio de los Cobres, Argentina | M4.9 | 150 km | 192 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: Tuzgle (138 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tuzgle | Stratovolcano | 5,486 m (17,999 ft) | Unknown | 138 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 69°F (21°C) | 5.1 in | Wettest |
| February | 68°F (20°C) | 4.2 in | |
| March | 66°F (19°C) | 3.2 in | |
| April | 61°F (16°C) | 0.8 in | |
| May | 56°F (13°C) | 0.2 in | |
| June | 51°F (10°C) | 0.1 in | Driest |
| July | 50°F (10°C) | 0.1 in | Coldest |
| August | 54°F (12°C) | 0.1 in | |
| September | 59°F (15°C) | 0.2 in | |
| October | 64°F (18°C) | 0.7 in | |
| November | 67°F (20°C) | 1.7 in | |
| December | 69°F (21°C) | 3.6 in | Warmest |
Rosario de Lerma has a seasonal temperature swing of 19°F / from 50°F in July to 69°F in December. Total annual precipitation is 20.0 inches, with January being the wettest month (5.1") and June the driest (0.1").