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Weather & Climate in Ullulluco, Peru
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ullulluco has a cool climate with an average annual temperature of 40°F (4°C). Winters average 38°F in January while summers reach 40°F in July / relatively mild seasonal variation. The area gets 354 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 55.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 10,469 feet.
Temperature
38°F Jan (3°C)
40°F Jul (4°C)
| Annual Average | 40.0°F |
| 26% below US avg | |
| January Average | 38°F (3°C) |
| July Average | 40°F (4°C) |
| Sunny Days | 354 days/yr |
Geography
| Elevation | 10,469 ft (3,191 m) |
| Area | 141.4 sq mi (366.3 km²) |
| Population Density | 2/sq mi |
| Coordinates | -8.4556°N, 77.4267°W |
| Timezone | America/Lima |
Precipitation & Snow
Air Quality
Earthquake History
47 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| Apr 11, 2005 | 18 km ENE of Shirac, Peru | M6.0 | 139 km | 130 km |
| Jan 3, 2010 | 16 km E of Huallanca, Peru | M5.7 | 50 km | 117 km |
| Oct 4, 1998 | 9 km E of Uchiza, Peru | M5.5 | 115 km | 33 km |
| May 8, 2017 | 21 km NW of Tocache, Peru | M5.2 | 96 km | 10 km |
| Jun 5, 2008 | 30 km S of Uchiza, Peru | M5.2 | 112 km | 126 km |
| Mar 15, 1996 | 17 km ENE of Caraz, Peru | M5.0 | 65 km | 29 km |
| Jul 20, 2016 | 15 km E of Virú, Peru | M4.9 | 130 km | 106 km |
| Aug 8, 2002 | 13 km S of Puente Viru, Peru | M4.9 | 147 km | 77 km |
| Aug 25, 2002 | 33 km ESE of Uchiza, Peru | M4.8 | 138 km | 16 km |
| Sep 3, 2019 | 50 km NNW of Tingo María, Peru | M4.8 | 143 km | 118 km |
| Jun 18, 1991 | 43 km E of Uchiza, Peru | M4.8 | 150 km | 53 km |
| May 7, 2015 | 5 km ENE of Sitabamba, Peru | M4.7 | 57 km | 48 km |
| Nov 19, 1998 | 2 km S of Coishco, Peru | M4.7 | 146 km | 73 km |
| Aug 25, 2009 | 23 km ENE of Sartimbamba, Peru | M4.7 | 96 km | 63 km |
| Aug 1, 2016 | 36 km NE of Arancay, Peru | M4.7 | 110 km | 129 km |
| May 14, 2014 | 25 km ENE of Uchiza, Peru | M4.7 | 130 km | 28 km |
| Feb 15, 1994 | 38 km N of Tocache, Peru | M4.6 | 126 km | 142 km |
| Feb 8, 2009 | 48 km SE of Huicungo, Peru | M4.6 | 145 km | 139 km |
| Mar 1, 2008 | 8 km W of Aricapampa, Peru | M4.6 | 84 km | 55 km |
| Feb 23, 2023 | 22 km SW of Quiches, Peru | M4.6 | 24 km | 67 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 23.0 m (75 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2010 | 513 LAKE, HUALCAN GLACIER | Meteorological | 23.0 m | 1 | 95 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 3.4 in | Coldest |
| February | 59°F (15°C) | 4.2 in | |
| March | 59°F (15°C) | 4.9 in | Wettest |
| April | 59°F (15°C) | 2.9 in | |
| May | 59°F (15°C) | 1.0 in | |
| June | 58°F (15°C) | 0.5 in | |
| July | 40°F (4°C) | 0.5 in | Driest |
| August | 59°F (15°C) | 0.6 in | |
| September | 59°F (15°C) | 1.3 in | |
| October | 60°F (15°C) | 2.9 in | |
| November | 60°F (15°C) | 3.0 in | Warmest |
| December | 59°F (15°C) | 3.3 in |
Ullulluco has a seasonal temperature swing of 22°F / from 38°F in January to 60°F in November. Total annual precipitation is 28.5 inches, with March being the wettest month (4.9") and July the driest (0.5").