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Janjaillo, Peru

Full City Profile

91 Population 1/sq mi density
13,087 ft Elevation 3,989 meters
40°F Avg Temperature 4°C
Janjaillo has a cool climate with an average annual temperature of 40°F (4°C). Winters average 39°F in January while summers reach 39°F in July. The area gets 362 sunny days per year. Annual precipitation totals 67.4 inches. The area receives 51.7 inches of snow annually.

Temperature

39°F Jan (4°C) 39°F Jul (4°C)
Annual Average39.9°F
26% below US avg
January Average39°F (4°C)
July Average39°F (4°C)
Sunny Days362 days/yr

Geography

Elevation13,087 ft (3,989 m)
Area67.9 sq mi (175.9 km²)
Population Density1/sq mi
Coordinates-11.7647°N, 75.6112°W
TimezoneAmerica/Lima

Precipitation & Snow

Annual Rainfall 67.4"
77% above US avg
Snowfall 51.7"
Wettest Month (Feb) 5.04"
Driest Month (Jul) 0.24"

Air Quality

Earthquake History

167 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.3. Most recent: M4.6 on Jul 11, 2025.

Apr 18, 1993 15 km SE of Lachaqui, Peru M6.3 101 km
Feb 21, 2001 5 km NNE of Mazamari, Peru M5.7 131 km
Oct 4, 1999 21 km ENE of Paucartambo, Peru M5.6 120 km
Jan 23, 1990 4 km WSW of Cuenca, Peru M5.6 96 km
Jan 7, 2022 6 km NW of Cocachacra, Peru M5.6 106 km
Nov 25, 2013 12 km SE of Omas, Peru M5.5 113 km
Feb 14, 2019 49 km NNE of Paucarbamba, Peru M5.5 149 km
Feb 17, 2005 7 km W of Carhuamayo, Peru M5.4 107 km
Nov 6, 1992 18 km NNW of Mucllo, Peru M5.3 62 km
Mar 18, 1999 21 km NNE of Huancaya, Peru M5.3 32 km
May 13, 2019 11 km WNW of Salcabamba, Peru M5.2 91 km
May 17, 2018 7 km E of Mala, Peru M5.2 144 km
Aug 1, 2009 8 km SSW of Chambara, Peru M5.2 43 km
Jun 16, 1992 21 km N of Santa Rosa, Peru M5.2 140 km
May 7, 1997 1 km WSW of Oxapampa, Peru M5.1 134 km
Apr 7, 2001 3 km E of Oxapampa, Peru M5.1 135 km
Apr 10, 2013 2 km WSW of Villa Rica, Peru M5.1 118 km
Oct 18, 1994 1 km SE of Villa Rica, Peru M5.0 119 km
Feb 20, 1992 21 km NNE of Santa Rosa, Peru M5.0 144 km
Feb 18, 2025 9 km NW of Mariposa, Peru M5.0 98 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami 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 600 123 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 39°F (4°C) 4.5 in Coldest
February 50°F (10°C) 5.0 in Wettest
March 50°F (10°C) 4.8 in
April 49°F (10°C) 2.1 in
May 48°F (9°C) 0.6 in
June 47°F (8°C) 0.3 in
July 39°F (4°C) 0.2 in Driest
August 48°F (9°C) 0.6 in
September 49°F (10°C) 1.3 in
October 50°F (10°C) 2.6 in
November 51°F (10°C) 2.8 in Warmest
December 50°F (10°C) 4.0 in

Janjaillo has a seasonal temperature swing of 12°F / from 39°F in January to 51°F in November. Total annual precipitation is 28.9 inches, with February being the wettest month (5.0") and July the driest (0.2").

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