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Weather & Climate in Rancagua, Chile
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rancagua enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 76°F in January while summers reach 52°F in July / relatively mild seasonal variation. The area gets 288 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 26.7 inches (drier than the 38-inch national average). The city sits at an elevation of 1,706 feet.
Temperature
76°F Jan (24°C)
52°F Jul (11°C)
| Annual Average | 62.8°F |
| 16% above US avg | |
| January Average | 76°F (24°C) |
| July Average | 52°F (11°C) |
| Sunny Days | 288 days/yr |
Geography
| Elevation | 1,706 ft (520 m) |
| Area | 20.4 sq mi (52.9 km²) |
| Population Density | 10,416/sq mi |
| Coordinates | -34.1691°N, 70.7405°W |
| Timezone | America/Santiago |
Precipitation & Snow
Air Quality
Earthquake History
8,437 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.0.
| Mar 11, 2010 | 52 km NW of Santa Cruz, Chile | M7.0 | 99 km | 18 km |
| Mar 11, 2010 | 61 km NW of Santa Cruz, Chile | M6.9 | 107 km | 11 km |
| Aug 1, 2019 | 96 km SW of San Antonio, Chile | M6.8 | 145 km | 25 km |
| Aug 28, 2004 | 67 km ESE of Teno, Chile | M6.5 | 113 km | 5 km |
| Jun 16, 2000 | 53 km ESE of Puente Alto, Chile | M6.4 | 68 km | 120 km |
| Feb 28, 2010 | 27 km W of Rauco, Chile | M6.2 | 115 km | 46 km |
| Feb 27, 2010 | 25 km NW of Cartagena, Chile | M6.2 | 130 km | 31 km |
| May 18, 1992 | 38 km W of San Antonio, Chile | M6.1 | 134 km | 30 km |
| Mar 5, 1999 | 110 km ESE of Machalí, Chile | M6.0 | 119 km | 10 km |
| Jul 16, 2011 | 32 km SW of San Antonio, Chile | M6.0 | 108 km | 20 km |
| Feb 27, 2010 | 44 km SW of San Antonio, Chile | M6.0 | 115 km | 35 km |
| Feb 27, 2010 | 40 km SW of Valparaíso, Chile | M6.0 | 150 km | 35 km |
| Feb 27, 2010 | 42 km W of Santa Cruz, Chile | M6.0 | 116 km | 35 km |
| Feb 22, 1996 | 10 km SW of San Antonio, Chile | M6.0 | 102 km | 43 km |
| Mar 11, 2010 | 61 km WNW of Santa Cruz, Chile | M6.0 | 121 km | 32 km |
| May 2, 2010 | 65 km NW of Santa Cruz, Chile | M5.9 | 105 km | 13 km |
| Nov 21, 2012 | 45 km SSW of San Antonio, Chile | M5.9 | 107 km | 18 km |
| Feb 28, 2010 | 70 km SSW of San Antonio, Chile | M5.9 | 112 km | 32 km |
| Mar 12, 2010 | 67 km NW of Santa Cruz, Chile | M5.8 | 108 km | 7 km |
| Feb 27, 2010 | 58 km SW of San Antonio, Chile | M5.8 | 129 km | 35 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 3.5 m (11 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1985 | CENTRAL CHILE | Earthquake | 3.5 m | 180 | 146 km |
| 1928 | CENTRAL CHILE | Earthquake | 1.5 m | 279 | 148 km |
| 2010 | CENTRAL CHILE | Earthquake | 0.1 m | - | 107 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
11 volcanoes within 200 km. Closest: Palomo (64 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Palomo | Stratovolcano | 4,860 m (15,945 ft) | Unknown | 64 km |
| Tinguiririca | Stratovolcano | 4,280 m (14,042 ft) | 1917 | 80 km |
| Atuel, Caldera del | Caldera | 5,189 m (17,024 ft) | Unknown | 83 km |
| Maipo | Caldera | 5,323 m (17,464 ft) | 1912 | 84 km |
| San Jose | Stratovolcano(es) | 6,070 m (19,915 ft) | 1960 | 89 km |
| Planchon-Peteroa | Stratovolcano(es) | 3,977 m (13,048 ft) | 2019 | 118 km |
| Tupungatito | Stratovolcano | 5,660 m (18,570 ft) | 1987 | 120 km |
| Infiernillo | Volcanic field | 3,007 m (9,865 ft) | -6890 | 131 km |
| Calabozos | Caldera | 3,508 m (11,509 ft) | Unknown | 156 km |
| Descabezado Grande | Stratovolcano(es) | 3,953 m (12,969 ft) | 1933 | 157 km |
| Azul, Cerro | Stratovolcano | 3,788 m (12,428 ft) | 1967 | 165 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (24°C) | 0.1 in | Warmest, Driest |
| February | 73°F (23°C) | 0.1 in | |
| March | 69°F (21°C) | 0.2 in | |
| April | 63°F (17°C) | 1.1 in | |
| May | 56°F (13°C) | 4.6 in | |
| June | 52°F (11°C) | 6.4 in | Coldest |
| July | 52°F (11°C) | 6.9 in | Wettest |
| August | 53°F (12°C) | 2.9 in | |
| September | 57°F (14°C) | 1.8 in | |
| October | 63°F (17°C) | 1.2 in | |
| November | 68°F (20°C) | 0.9 in | |
| December | 72°F (22°C) | 0.4 in |
Rancagua has a seasonal temperature swing of 24°F / from 52°F in June to 76°F in January. Total annual precipitation is 26.7 inches, with July being the wettest month (6.9") and January the driest (0.1").