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Weather & Climate in Chalán, Peru
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chalán has a cool climate with an average annual temperature of 45°F (7°C). Winters average 43°F in January while summers reach 44°F in July / relatively mild seasonal variation. The area gets 346 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 52.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 10,906 feet.
Temperature
43°F Jan (6°C)
44°F Jul (7°C)
| Annual Average | 44.7°F |
| 17% below US avg | |
| January Average | 43°F (6°C) |
| July Average | 44°F (7°C) |
| Sunny Days | 346 days/yr |
Geography
| Elevation | 10,906 ft (3,324 m) |
| Area | 196.3 sq mi (508.5 km²) |
| Population Density | 3/sq mi |
| Coordinates | -6.6500°N, 78.2321°W |
| Timezone | America/Lima |
Precipitation & Snow
Air Quality
Earthquake History
77 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.1.
| Apr 5, 1991 | 11 km NE of Rioja, Peru | M7.1 | 146 km | 20 km |
| May 30, 1990 | 6 km ESE of Segunda Jerusalén - Azunguillo, Peru | M6.6 | 131 km | 24 km |
| Apr 4, 1991 | 4 km ENE of Rioja, Peru | M6.5 | 140 km | 21 km |
| Apr 11, 2005 | 18 km ENE of Shirac, Peru | M6.0 | 81 km | 130 km |
| Jan 20, 1994 | 9 km WNW of Moyobamba, Peru | M5.8 | 149 km | 123 km |
| May 30, 1990 | 6 km NE of Rioja, Peru | M5.7 | 141 km | 22 km |
| Apr 29, 2000 | 30 km S of Soritor, Peru | M5.7 | 133 km | 125 km |
| Jun 9, 1990 | 3 km E of Rioja, Peru | M5.5 | 138 km | 26 km |
| Apr 5, 1991 | 20 km NNW of Segunda Jerusalén - Azunguillo, Peru | M5.5 | 136 km | 24 km |
| Jun 6, 1990 | 9 km SSW of Rioja, Peru | M5.3 | 127 km | 25 km |
| Apr 4, 1991 | 11 km NE of Rioja, Peru | M5.2 | 146 km | 29 km |
| Apr 5, 1991 | 6 km WNW of Jepelacio, Peru | M5.2 | 150 km | 43 km |
| May 4, 1991 | 5 km W of Soritor, Peru | M5.0 | 132 km | 33 km |
| Apr 6, 1991 | 13 km NE of Olleros, Peru | M5.0 | 107 km | 10 km |
| Apr 5, 1991 | 22 km NNE of Segunda Jerusalén - Azunguillo, Peru | M5.0 | 147 km | 33 km |
| Apr 7, 1991 | 2 km WNW of Rioja, Peru | M5.0 | 134 km | 33 km |
| Jun 8, 1990 | 2 km WNW of Soritor, Peru | M5.0 | 136 km | 44 km |
| Mar 7, 2019 | 8 km NE of Miracosta, Peru | M4.9 | 116 km | 41 km |
| Jan 7, 1997 | 20 km N of Segunda Jerusalén - Azunguillo, Peru | M4.9 | 143 km | 33 km |
| Dec 27, 1996 | 17 km NNW of Segunda Jerusalén - Azunguillo, Peru | M4.9 | 135 km | 42 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 4.4 in | Coldest |
| February | 55°F (13°C) | 4.8 in | |
| March | 56°F (13°C) | 6.2 in | Wettest |
| April | 56°F (13°C) | 4.5 in | |
| May | 56°F (13°C) | 2.3 in | |
| June | 55°F (13°C) | 1.5 in | |
| July | 44°F (7°C) | 1.4 in | |
| August | 55°F (13°C) | 1.3 in | Driest |
| September | 56°F (13°C) | 2.6 in | |
| October | 56°F (13°C) | 5.0 in | |
| November | 56°F (13°C) | 4.5 in | Warmest |
| December | 56°F (13°C) | 4.1 in |
Chalán has a seasonal temperature swing of 13°F / from 43°F in January to 56°F in November. Total annual precipitation is 42.6 inches, with March being the wettest month (6.2") and August the driest (1.3").