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Weather & Climate in Uñón, Peru
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Uñón has a cool climate with an average annual temperature of 35°F (2°C). Winters average 35°F in January while summers reach 35°F in July / relatively mild seasonal variation. The area gets 361 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 30.4 inches. The area receives 151.1 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 10,344 feet.
Temperature
35°F Jan (2°C)
35°F Jul (1°C)
| Annual Average | 35.1°F |
| 35% below US avg | |
| January Average | 35°F (2°C) |
| July Average | 35°F (1°C) |
| Sunny Days | 361 days/yr |
Geography
| Elevation | 10,344 ft (3,153 m) |
| Area | 425.4 sq mi (1,101.9 km²) |
| Population Density | 1/sq mi |
| Coordinates | -15.7281°N, 72.4325°W |
| Timezone | America/Lima |
Precipitation & Snow
Air Quality
Earthquake History
768 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M8.4.
| Jun 23, 2001 | 6 km SSW of Atico, Peru | M8.4 | 142 km | 33 km |
| Apr 3, 1999 | 6 km SE of Camaná, Peru | M6.8 | 107 km | 87 km |
| Jul 18, 2017 | 22 km S of Atico, Peru | M6.4 | 150 km | 44 km |
| Jul 8, 2008 | 28 km E of Lluta, Peru | M6.2 | 79 km | 123 km |
| Oct 8, 1998 | 16 km SSE of Pucara, Peru | M6.2 | 118 km | 136 km |
| Jun 7, 2012 | 16 km S of Uñon, Peru | M6.1 | 17 km | 110 km |
| Jul 17, 2013 | 3 km ESE of Maca, Peru | M6.0 | 75 km | 7 km |
| Jul 26, 2005 | 9 km SSW of Toro, Peru | M5.9 | 71 km | 111 km |
| Nov 11, 1994 | 16 km NW of Uñon, Peru | M5.8 | 16 km | 121 km |
| Dec 4, 2001 | 20 km WSW of Orcopampa, Peru | M5.8 | 43 km | 33 km |
| Apr 12, 1998 | 9 km N of Madrigal, Peru | M5.8 | 69 km | 33 km |
| Nov 4, 1990 | 15 km N of Iray, Peru | M5.8 | 20 km | 121 km |
| Oct 15, 1997 | 10 km NNE of Atico, Peru | M5.7 | 131 km | 56 km |
| Feb 16, 2016 | 26 km S of Atico, Peru | M5.7 | 148 km | 29 km |
| Jun 24, 2017 | 14 km NE of Cahuacho, Peru | M5.7 | 108 km | 97 km |
| Aug 11, 2017 | 18 km ESE of Atico, Peru | M5.6 | 128 km | 41 km |
| Dec 8, 2001 | 3 km NE of Alca, Peru | M5.6 | 76 km | 26 km |
| Sep 8, 1996 | 14 km WSW of Chichas, Peru | M5.6 | 68 km | 98 km |
| May 14, 2013 | 25 km SE of Cahuacho, Peru | M5.5 | 96 km | 105 km |
| Apr 4, 1990 | 26 km SE of Urasqui, Peru | M5.5 | 77 km | 93 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 8.8 m (29 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2001 | S. PERU | Earthquake | 8.8 m | 103 | 142 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Huambo (34 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Huambo | Volcanic field | 4,550 m (14,928 ft) | -700 | 34 km |
| Andahua-Orcopampa | Pyroclastic cone(s) | 4,713 m (15,463 ft) | 1490 | 36 km |
| Sabancaya | Stratovolcano(es) | 5,960 m (19,554 ft) | 2020 | 62 km |
| Chachani, Nevado | Stratovolcano | 6,057 m (19,872 ft) | Unknown | 109 km |
| Huaynaputina | Stratovolcano | 4,850 m (15,912 ft) | 1600 | 195 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (2°C) | 2.2 in | |
| February | 55°F (13°C) | 2.5 in | Wettest |
| March | 55°F (13°C) | 2.0 in | |
| April | 54°F (12°C) | 0.4 in | |
| May | 52°F (11°C) | 0.1 in | |
| June | 50°F (10°C) | 0.0 in | Driest |
| July | 35°F (1°C) | 0.0 in | Coldest |
| August | 50°F (10°C) | 0.1 in | |
| September | 52°F (11°C) | 0.2 in | |
| October | 54°F (12°C) | 0.2 in | |
| November | 54°F (12°C) | 0.2 in | |
| December | 55°F (13°C) | 0.7 in | Warmest |
Uñón has a seasonal temperature swing of 21°F / from 35°F in July to 55°F in December. Total annual precipitation is 8.5 inches, with February being the wettest month (2.5") and June the driest (0.0").