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Weather & Climate in San Pedro de Cajas, Peru
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Pedro de Cajas has a cool climate with an average annual temperature of 40°F (5°C). Winters average 40°F in January while summers reach 39°F in July / relatively mild seasonal variation. The area gets 351 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 area receives 126.6 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 13,196 feet.
Temperature
40°F Jan (4°C)
39°F Jul (4°C)
| Annual Average | 40.3°F |
| 25% below US avg | |
| January Average | 40°F (4°C) |
| July Average | 39°F (4°C) |
| Sunny Days | 351 days/yr |
Geography
| Elevation | 13,196 ft (4,022 m) |
| Area | 436.2 sq mi (1,129.6 km²) |
| Population Density | 13/sq mi |
| Coordinates | -11.2506°N, 75.8612°W |
| Timezone | America/Lima |
Precipitation & Snow
Air Quality
Earthquake History
196 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.3.
| Apr 18, 1993 | 15 km SE of Lachaqui, Peru | M6.3 | 86 km | 106 km |
| Feb 21, 2001 | 5 km NNE of Mazamari, Peru | M5.7 | 147 km | 33 km |
| Jan 7, 2022 | 6 km NW of Cocachacra, Peru | M5.6 | 104 km | 96 km |
| Oct 4, 1999 | 21 km ENE of Paucartambo, Peru | M5.6 | 68 km | 33 km |
| Jul 1, 2008 | 26 km NNW of Oxapampa, Peru | M5.4 | 105 km | 33 km |
| Oct 30, 2017 | 27 km NE of Santa Rosa, Peru | M5.4 | 139 km | 101 km |
| Feb 17, 2005 | 7 km W of Carhuamayo, Peru | M5.4 | 45 km | 126 km |
| Mar 18, 1999 | 21 km NNE of Huancaya, Peru | M5.3 | 90 km | 116 km |
| Nov 6, 1992 | 18 km NNW of Mucllo, Peru | M5.3 | 82 km | 14 km |
| Mar 6, 1998 | 32 km ENE of Santa Rosa, Peru | M5.3 | 145 km | 33 km |
| Jun 16, 1992 | 21 km N of Santa Rosa, Peru | M5.2 | 122 km | 33 km |
| Apr 6, 1996 | 52 km NE of Oxapampa, Peru | M5.2 | 142 km | 51 km |
| May 13, 2019 | 11 km WNW of Salcabamba, Peru | M5.2 | 147 km | 90 km |
| Aug 1, 2009 | 8 km SSW of Chambara, Peru | M5.2 | 106 km | 101 km |
| Apr 7, 2001 | 3 km E of Oxapampa, Peru | M5.1 | 92 km | 33 km |
| Mar 13, 2018 | 56 km NE of Oxapampa, Peru | M5.1 | 145 km | 36 km |
| Apr 10, 2013 | 2 km WSW of Villa Rica, Peru | M5.1 | 83 km | 103 km |
| Feb 21, 2006 | 32 km N of Oxapampa, Peru | M5.1 | 117 km | 14 km |
| Aug 11, 2002 | 27 km NE of Santa Rosa, Peru | M5.1 | 140 km | 33 km |
| May 7, 1997 | 1 km WSW of Oxapampa, Peru | M5.1 | 89 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 30.0 m (98 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1971 | CHUNGAR | Meteorological | 30.0 m | 600 | 74 km |
| 1878 | CENTRAL PERU | Unknown | — | 5 | 149 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 5.4 in | |
| February | 44°F (7°C) | 5.9 in | Warmest, Wettest |
| March | 44°F (7°C) | 5.8 in | |
| April | 44°F (7°C) | 3.0 in | |
| May | 42°F (6°C) | 1.5 in | |
| June | 41°F (5°C) | 0.6 in | Driest |
| July | 39°F (4°C) | 0.6 in | Coldest |
| August | 41°F (5°C) | 1.3 in | |
| September | 42°F (6°C) | 2.4 in | |
| October | 43°F (6°C) | 3.7 in | |
| November | 44°F (6°C) | 3.5 in | |
| December | 44°F (7°C) | 4.8 in |
San Pedro de Cajas has a seasonal temperature swing of 5°F / from 39°F in July to 44°F in February. Total annual precipitation is 38.3 inches, with February being the wettest month (5.9") and June the driest (0.6").