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Weather & Climate in Puente Alto, Chile
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Puente Alto enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 67°F in January while summers reach 49°F in July / relatively mild seasonal variation. The area gets 304 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 22.5 inches (drier than the 38-inch national average). The area receives 1.5 inches of snow annually. The city sits at an elevation of 2,297 feet.
Temperature
67°F Jan (19°C)
49°F Jul (9°C)
| Annual Average | 57.4°F |
| 6% above US avg | |
| January Average | 67°F (19°C) |
| July Average | 49°F (9°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 2,297 ft (700 m) |
| Area | 37.9 sq mi (98.2 km²) |
| Population Density | 14,978/sq mi |
| Coordinates | -33.6117°N, 70.5758°W |
| Timezone | America/Santiago |
Precipitation & Snow
Air Quality
Earthquake History
9,092 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 | 138 km | 18 km |
| Mar 11, 2010 | 61 km NW of Santa Cruz, Chile | M6.9 | 143 km | 11 km |
| Apr 17, 2012 | 22 km NW of Hacienda La Calera, Chile | M6.7 | 132 km | 29 km |
| Jun 16, 2000 | 53 km ESE of Puente Alto, Chile | M6.4 | 54 km | 120 km |
| Aug 23, 2014 | 23 km WNW of Hacienda La Calera, Chile | M6.4 | 130 km | 32 km |
| Feb 27, 2010 | 25 km NW of Cartagena, Chile | M6.2 | 118 km | 31 km |
| May 18, 1992 | 38 km W of San Antonio, Chile | M6.1 | 134 km | 30 km |
| Apr 23, 2017 | 37 km W of Valparaíso, Chile | M6.0 | 150 km | 21 km |
| Feb 22, 1996 | 10 km SW of San Antonio, Chile | M6.0 | 102 km | 43 km |
| Feb 27, 2010 | 44 km SW of San Antonio, Chile | M6.0 | 130 km | 35 km |
| Jul 16, 2011 | 32 km SW of San Antonio, Chile | M6.0 | 119 km | 20 km |
| Feb 27, 2010 | 40 km SW of Valparaíso, Chile | M6.0 | 133 km | 35 km |
| Mar 5, 1999 | 110 km ESE of Machalí, Chile | M6.0 | 148 km | 10 km |
| Apr 28, 2017 | 37 km WSW of Valparaíso, Chile | M5.9 | 137 km | 22 km |
| Feb 28, 2010 | 70 km SSW of San Antonio, Chile | M5.9 | 141 km | 32 km |
| May 2, 2010 | 65 km NW of Santa Cruz, Chile | M5.9 | 138 km | 13 km |
| Nov 21, 2012 | 45 km SSW of San Antonio, Chile | M5.9 | 125 km | 18 km |
| Sep 17, 2015 | 13 km NNW of Viña del Mar, Chile | M5.9 | 123 km | 10 km |
| Mar 12, 2010 | 67 km NW of Santa Cruz, Chile | M5.8 | 142 km | 7 km |
| Feb 27, 2010 | 58 km SW of San Antonio, Chile | M5.8 | 145 km | 35 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 3.6 m (12 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1822 | CENTRAL CHILE | Earthquake | 3.6 m | 72 | 149 km |
| 1985 | CENTRAL CHILE | Earthquake | 3.5 m | 180 | 118 km |
| 1906 | CENTRAL CHILE | Earthquake | 3.5 m | 4,000 | 149 km |
| 1971 | CENTRAL CHILE | Earthquake | 0.6 m | 83 | 137 km |
| 2010 | CENTRAL CHILE | Earthquake | 0.1 m | — | 143 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
8 volcanoes within 200 km. Closest: San Jose (66 km).
| Name | Type | Elevation | Last Eruption | Distance |
| San Jose | Stratovolcano(es) | 6,070 m (19,915 ft) | 1960 | 66 km |
| Tupungatito | Stratovolcano | 5,660 m (18,570 ft) | 1987 | 75 km |
| Maipo | Caldera | 5,323 m (17,464 ft) | 1912 | 92 km |
| Palomo | Stratovolcano | 4,860 m (15,945 ft) | Unknown | 114 km |
| Atuel, Caldera del | Caldera | 5,189 m (17,024 ft) | Unknown | 125 km |
| Tinguiririca | Stratovolcano | 4,280 m (14,042 ft) | 1917 | 135 km |
| Infiernillo | Volcanic field | 3,007 m (9,865 ft) | -6890 | 179 km |
| Planchon-Peteroa | Stratovolcano(es) | 3,977 m (13,048 ft) | 2019 | 179 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 67°F (19°C) | 0.1 in | Driest |
| February | 69°F (21°C) | 0.2 in | Warmest |
| March | 65°F (18°C) | 0.3 in | |
| April | 59°F (15°C) | 0.9 in | |
| May | 53°F (12°C) | 3.6 in | |
| June | 48°F (9°C) | 4.3 in | Coldest, Wettest |
| July | 49°F (9°C) | 3.9 in | |
| August | 50°F (10°C) | 3.5 in | |
| September | 53°F (12°C) | 1.4 in | |
| October | 59°F (15°C) | 1.0 in | |
| November | 64°F (18°C) | 0.4 in | |
| December | 69°F (20°C) | 0.2 in |
Puente Alto has a seasonal temperature swing of 21°F / from 48°F in June to 69°F in February. Total annual precipitation is 19.8 inches, with June being the wettest month (4.3") and January the driest (0.1").