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Weather & Climate in Santa Juana, Chile
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Santa Juana experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 64°F in January while summers reach 47°F in July / relatively mild seasonal variation. The area gets 292 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 59.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 190 feet.
Temperature
64°F Jan (18°C)
47°F Jul (8°C)
| Annual Average | 55.2°F |
| 2% above US avg | |
| January Average | 64°F (18°C) |
| July Average | 47°F (8°C) |
| Sunny Days | 292 days/yr |
Geography
| Elevation | 190 ft (58 m) |
| Area | 386.7 sq mi (1,001.6 km²) |
| Population Density | 34/sq mi |
| Coordinates | -37.1751°N, 72.9433°W |
| Timezone | America/Santiago |
Precipitation & Snow
Air Quality
Earthquake History
1,408 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M8.8.
| Feb 27, 2010 | 2010 Maule, Chile Earthquake | M8.8 | 117 km | 23 km |
| Jan 2, 2011 | 42 km NNW of Carahue, Chile | M7.2 | 135 km | 24 km |
| Feb 11, 2011 | 21 km N of Tomé, Chile | M6.9 | 84 km | 26 km |
| Mar 16, 2010 | 52 km NNW of Tomé, Chile | M6.7 | 110 km | 18 km |
| Jul 14, 2010 | 30 km SSE of Cañete, Chile | M6.6 | 104 km | 22 km |
| Mar 5, 2010 | 23 km WNW of Talcahuano, Chile | M6.6 | 68 km | 18 km |
| May 3, 2004 | 11 km N of Cañete, Chile | M6.6 | 71 km | 21 km |
| Jun 20, 2015 | 74 km WNW of Talcahuano, Chile | M6.4 | 119 km | 11 km |
| May 3, 2010 | 30 km S of Cañete, Chile | M6.3 | 109 km | 19 km |
| Apr 21, 1990 | 15 km WNW of Coronel, Chile | M6.3 | 38 km | 12 km |
| Jun 1, 2011 | 4 km NW of Lebu, Chile | M6.3 | 80 km | 21 km |
| Sep 9, 2010 | 23 km WNW of Lota, Chile | M6.2 | 44 km | 16 km |
| Mar 18, 2015 | 75 km NW of Tomé, Chile | M6.2 | 129 km | 13 km |
| Feb 12, 2011 | 13 km SSE of Chiguayante, Chile | M6.1 | 17 km | 16 km |
| Jan 23, 2012 | 24 km NNW of Tomé, Chile | M6.1 | 86 km | 20 km |
| Feb 27, 2010 | 36 km NW of Tomé, Chile | M6.1 | 94 km | 19 km |
| Mar 5, 2010 | 14 km NW of Talcahuano, Chile | M6.1 | 65 km | 30 km |
| Mar 3, 2010 | 25 km WNW of Talcahuano, Chile | M6.1 | 73 km | 20 km |
| Apr 23, 2010 | 26 km W of Nacimiento, Chile | M6.0 | 39 km | 32 km |
| Apr 2, 2010 | 30 km W of Quirihue, Chile | M6.0 | 106 km | 24 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 | 117 km |
| 1960 | SOUTHERN CHILE | Earthquake | 25.0 m | 2,226 | 115 km |
| 1835 | CENTRAL CHILE | Earthquake | 24.0 m | 53 | 39 km |
| 1751 | CENTRAL CHILE | Earthquake | 3.5 m | 65 | 20 km |
| 1920 | CENTRAL CHILE | Earthquake | 1.4 m | — | 104 km |
| 1960 | CENTRAL CHILE | Earthquake | 0.5 m | — | 82 km |
| 2011 | CENTRAL CHILE | Earthquake | 0.2 m | — | 80 km |
| 1657 | CENTRAL CHILE | Earthquake | — | 40 | 39 km |
| 1570 | CENTRAL CHILE | Earthquake | — | 2,000 | 48 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
9 volcanoes within 200 km. Closest: Chillan, Nevados de (143 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chillan, Nevados de | Stratovolcano | 3,180 m (10,433 ft) | 2020 | 143 km |
| Antuco | Stratovolcano | 2,979 m (9,774 ft) | 1869 | 143 km |
| Callaqui | Stratovolcano | 3,164 m (10,381 ft) | 1980 | 156 km |
| Tolhuaca | Stratovolcano | 2,739 m (8,986 ft) | -4000 | 170 km |
| Copahue | Stratovolcano | 2,953 m (9,688 ft) | 2019 | 173 km |
| Lonquimay | Stratovolcano | 2,832 m (9,291 ft) | 1990 | 179 km |
| Trolon | Lava dome(s) | 2,360 m (7,743 ft) | Unknown | 190 km |
| Mariñaqui, Laguna | Pyroclastic cone(s) | 2,108 m (6,916 ft) | Unknown | 197 km |
| Llaima | Stratovolcano | 3,125 m (10,253 ft) | 2009 | 200 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 64°F (18°C) | 0.8 in | Warmest |
| February | 62°F (17°C) | 0.8 in | Driest |
| March | 59°F (15°C) | 1.3 in | |
| April | 54°F (12°C) | 3.2 in | |
| May | 50°F (10°C) | 8.7 in | |
| June | 48°F (9°C) | 10.7 in | Wettest |
| July | 47°F (8°C) | 9.5 in | Coldest |
| August | 47°F (8°C) | 6.9 in | |
| September | 50°F (10°C) | 4.0 in | |
| October | 53°F (12°C) | 2.6 in | |
| November | 56°F (14°C) | 1.7 in | |
| December | 61°F (16°C) | 1.1 in |
Santa Juana has a seasonal temperature swing of 17°F / from 47°F in July to 64°F in January. Total annual precipitation is 51.2 inches, with June being the wettest month (10.7") and February the driest (0.8").