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Weather & Climate in Arauco, Chile
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Arauco experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 63°F in January while summers reach 49°F in July / relatively mild seasonal variation. The area gets 235 sunny days per year, above the national average. Annual precipitation totals 55.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 43 feet.
Temperature
63°F Jan (17°C)
49°F Jul (9°C)
| Annual Average | 55.0°F |
| 2% above US avg | |
| January Average | 63°F (17°C) |
| July Average | 49°F (9°C) |
| Sunny Days | 235 days/yr |
Geography
| Elevation | 43 ft (13 m) |
| Area | 2.4 sq mi (6.2 km²) |
| Population Density | 10,361/sq mi |
| Coordinates | -37.2463°N, 73.3175°W |
| Timezone | America/Santiago |
Precipitation & Snow
Air Quality
Earthquake History
1,388 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M8.8.
| Feb 27, 2010 | 2010 Maule, Chile Earthquake | M8.8 | 131 km | 23 km |
| Jan 2, 2011 | 42 km NNW of Carahue, Chile | M7.2 | 123 km | 24 km |
| Feb 11, 2011 | 21 km N of Tomé, Chile | M6.9 | 97 km | 26 km |
| Mar 16, 2010 | 52 km NNW of Tomé, Chile | M6.7 | 115 km | 18 km |
| Jul 14, 2010 | 30 km SSE of Cañete, Chile | M6.6 | 91 km | 22 km |
| Mar 5, 2010 | 23 km WNW of Talcahuano, Chile | M6.6 | 65 km | 18 km |
| May 3, 2004 | 11 km N of Cañete, Chile | M6.6 | 51 km | 21 km |
| Jun 20, 2015 | 74 km WNW of Talcahuano, Chile | M6.4 | 108 km | 11 km |
| May 3, 2010 | 30 km S of Cañete, Chile | M6.3 | 93 km | 19 km |
| Apr 21, 1990 | 15 km WNW of Coronel, Chile | M6.3 | 29 km | 12 km |
| Jun 1, 2011 | 4 km NW of Lebu, Chile | M6.3 | 50 km | 21 km |
| Mar 18, 2015 | 75 km NW of Tomé, Chile | M6.2 | 127 km | 13 km |
| Sep 9, 2010 | 23 km WNW of Lota, Chile | M6.2 | 25 km | 16 km |
| Jan 23, 2012 | 24 km NNW of Tomé, Chile | M6.1 | 97 km | 20 km |
| Mar 5, 2010 | 14 km NW of Talcahuano, Chile | M6.1 | 69 km | 30 km |
| Mar 3, 2010 | 25 km WNW of Talcahuano, Chile | M6.1 | 71 km | 20 km |
| Feb 27, 2010 | 36 km NW of Tomé, Chile | M6.1 | 100 km | 19 km |
| Feb 12, 2011 | 13 km SSE of Chiguayante, Chile | M6.1 | 40 km | 16 km |
| Apr 2, 2010 | 30 km W of Quirihue, Chile | M6.0 | 120 km | 24 km |
| Feb 27, 2010 | 27 km NNW of Yumbel, Chile | M6.0 | 71 km | 35 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
9 tsunamis recorded within 500 km. Highest wave on record: 29.0 m (95 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2010 | CENTRAL CHILE | Earthquake | 29.0 m | 558 | 131 km |
| 1960 | SOUTHERN CHILE | Earthquake | 25.0 m | 2,226 | 100 km |
| 1835 | CENTRAL CHILE | Earthquake | 24.0 m | 53 | 53 km |
| 1751 | CENTRAL CHILE | Earthquake | 3.5 m | 65 | 39 km |
| 1920 | CENTRAL CHILE | Earthquake | 1.4 m | - | 85 km |
| 1960 | CENTRAL CHILE | Earthquake | 0.5 m | - | 70 km |
| 2011 | CENTRAL CHILE | Earthquake | 0.2 m | - | 88 km |
| 1657 | CENTRAL CHILE | Earthquake | - | 40 | 53 km |
| 1570 | CENTRAL CHILE | Earthquake | - | 2,000 | 62 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
6 volcanoes within 200 km. Closest: Antuco (175 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Antuco | Stratovolcano | 2,979 m (9,774 ft) | 1869 | 175 km |
| Chillan, Nevados de | Stratovolcano | 3,180 m (10,433 ft) | 2020 | 177 km |
| Callaqui | Stratovolcano | 3,164 m (10,381 ft) | 1980 | 181 km |
| Tolhuaca | Stratovolcano | 2,739 m (8,986 ft) | -4000 | 189 km |
| Lonquimay | Stratovolcano | 2,832 m (9,291 ft) | 1990 | 198 km |
| Copahue | Stratovolcano | 2,953 m (9,688 ft) | 2019 | 200 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 63°F (17°C) | 0.9 in | Warmest, Driest |
| February | 62°F (17°C) | 1.0 in | |
| March | 59°F (15°C) | 1.6 in | |
| April | 55°F (13°C) | 3.7 in | |
| May | 52°F (11°C) | 9.0 in | |
| June | 50°F (10°C) | 11.0 in | Wettest |
| July | 49°F (9°C) | 9.9 in | Coldest |
| August | 49°F (9°C) | 7.4 in | |
| September | 51°F (10°C) | 4.5 in | |
| October | 54°F (12°C) | 3.1 in | |
| November | 57°F (14°C) | 2.1 in | |
| December | 60°F (16°C) | 1.5 in |
Arauco has a seasonal temperature swing of 14°F / from 49°F in July to 63°F in January. Total annual precipitation is 55.7 inches, with June being the wettest month (11.0") and January the driest (0.9").