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Weather & Climate in Mariano Moreno, Argentina
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mariano Moreno experiences four distinct seasons with an average annual temperature of 53°F (11°C). Winters average 66°F in January while summers reach 40°F in July / relatively mild seasonal variation. The area gets 322 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 8.0 inches (drier than the 38-inch national average). The city sits at an elevation of 2,533 feet.
Temperature
66°F Jan (19°C)
40°F Jul (4°C)
| Annual Average | 52.5°F |
| 3% below US avg | |
| January Average | 66°F (19°C) |
| July Average | 40°F (4°C) |
| Sunny Days | 322 days/yr |
Geography
| Elevation | 2,533 ft (772 m) |
| Area | 174.5 sq mi (452.0 km²) |
| Population Density | 13/sq mi |
| Coordinates | -38.7627°N, 70.0373°W |
| Timezone | America/Argentina/Salta |
Precipitation & Snow
Air Quality
Earthquake History
29 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| Jul 17, 2023 | 19 km SE of Loncopué, Argentina | M6.6 | 73 km | 186 km |
| Oct 20, 1994 | 10 km ENE of Aluminé, Argentina | M6.0 | 82 km | 162 km |
| Dec 14, 1998 | 39 km WSW of Loncopué, Argentina | M6.0 | 106 km | 138 km |
| Feb 27, 1993 | 42 km ENE of Pucón, Chile | M5.1 | 135 km | 106 km |
| Mar 7, 2019 | 19 km SSW of Añelo, Argentina | M5.0 | 106 km | 14 km |
| Feb 21, 1991 | 42 km WSW of El Huecú, Argentina | M4.8 | 140 km | 112 km |
| Apr 14, 1999 | 45 km SSE of Aluminé, Argentina | M4.7 | 112 km | 159 km |
| Jun 23, 2011 | 11 km NE of El Huecú, Argentina | M4.7 | 137 km | 168 km |
| Aug 25, 1991 | 3 km NNE of Loncopué, Argentina | M4.7 | 93 km | 132 km |
| Feb 16, 2008 | 53 km NE of Pucón, Chile | M4.5 | 129 km | 53 km |
| May 9, 2022 | 31 km SW of Añelo, Argentina | M4.5 | 92 km | 10 km |
| Sep 27, 1999 | 29 km N of Aluminé, Argentina | M4.4 | 80 km | 158 km |
| Apr 24, 2011 | 15 km NNW of Aluminé, Argentina | M4.3 | 89 km | 156 km |
| Jan 15, 2010 | 50 km W of Loncopué, Argentina | M4.3 | 131 km | 131 km |
| Jun 5, 2013 | 36 km WSW of Aluminé, Argentina | M4.1 | 129 km | 140 km |
| Mar 2, 2020 | 58 km W of Las Lajas, Argentina | M4.1 | 91 km | 185 km |
| Mar 4, 2016 | 50 km ESE of Vilcún, Chile | M4.1 | 141 km | 107 km |
| Aug 21, 2023 | 38 km NE of Aluminé, Argentina | M4.1 | 58 km | 189 km |
| Aug 24, 1995 | 37 km E of Pucón, Chile | M4.1 | 139 km | 117 km |
| Sep 8, 2023 | 32 km SW of Añelo, Argentina | M4.0 | 90 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Blanca, Laguna (41 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Blanca, Laguna | Volcanic field | 1,700 m (5,577 ft) | Unknown | 41 km |
| Tralihue | Stratovolcano | 2,448 m (8,031 ft) | Unknown | 80 km |
| Mariñaqui, Laguna | Pyroclastic cone(s) | 2,108 m (6,916 ft) | Unknown | 113 km |
| Sollipulli | Caldera | 2,282 m (7,487 ft) | 1240 | 130 km |
| Trolon | Lava dome(s) | 2,360 m (7,743 ft) | Unknown | 137 km |
| Lonquimay | Stratovolcano | 2,832 m (9,291 ft) | 1990 | 141 km |
| Copahue | Stratovolcano | 2,953 m (9,688 ft) | 2019 | 142 km |
| Llaima | Stratovolcano | 3,125 m (10,253 ft) | 2009 | 147 km |
| Tolhuaca | Stratovolcano | 2,739 m (8,986 ft) | -4000 | 149 km |
| Callaqui | Stratovolcano | 3,164 m (10,381 ft) | 1980 | 155 km |
| Caburgua-Huelemolle | Pyroclastic cone(s) | 1,652 m (5,420 ft) | -5050 | 158 km |
| Lanin | Stratovolcano | 3,776 m (12,388 ft) | 560 | 159 km |
| Quetrupillan | Stratovolcano | 2,360 m (7,743 ft) | 255 | 167 km |
| Villarrica | Stratovolcano | 2,847 m (9,341 ft) | 2020 | 179 km |
| Tromen | Stratovolcano(es) | 4,114 m (13,497 ft) | 1822 | 180 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 66°F (19°C) | 0.4 in | Warmest, Driest |
| February | 65°F (18°C) | 0.4 in | |
| March | 59°F (15°C) | 0.5 in | |
| April | 52°F (11°C) | 0.7 in | |
| May | 45°F (7°C) | 1.3 in | Wettest |
| June | 40°F (5°C) | 1.3 in | |
| July | 40°F (4°C) | 0.9 in | Coldest |
| August | 42°F (6°C) | 0.8 in | |
| September | 46°F (8°C) | 0.6 in | |
| October | 53°F (11°C) | 0.6 in | |
| November | 59°F (15°C) | 0.4 in | |
| December | 64°F (18°C) | 0.4 in |
Mariano Moreno has a seasonal temperature swing of 27°F / from 40°F in July to 66°F in January. Total annual precipitation is 7.9 inches, with May being the wettest month (1.3") and January the driest (0.4").