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Chao, Peru

Full City Profile

266 ft Elevation 81 meters
69°F Avg Temperature 21°C
Chao enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 71°F in January while summers reach 66°F in July. The area gets 354 sunny days per year. Annual precipitation totals 12.3 inches. The area receives 0.0 inches of snow annually.

Temperature

71°F Jan (22°C) 66°F Jul (19°C)
Annual Average68.9°F
28% above US avg
January Average71°F (22°C)
July Average66°F (19°C)
Sunny Days354 days/yr

Geography

Elevation266 ft (81 m)
Area570.3 sq mi (1,477.1 km²)
Population Density0/sq mi
Coordinates-8.5431°N, 78.6792°W
TimezoneAmerica/Lima

Precipitation & Snow

Annual Rainfall 12.3"
68% below US avg
Snowfall 0.0"
Wettest Month (Mar) 0.50"
Driest Month (Apr) 0.10"

Air Quality

Earthquake History

157 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.8. Most recent: M5.0 on Aug 13, 2025.

Nov 13, 2000 79 km WSW of Santiago de Cao, Peru M5.8 144 km
Jul 29, 2021 90 km WSW of Santiago de Cao, Peru M5.8 143 km
May 12, 1992 40 km W of Puerto Casma, Peru M5.7 109 km
Jan 3, 2010 16 km E of Huallanca, Peru M5.7 110 km
Dec 14, 1990 70 km WSW of Puerto Casma, Peru M5.6 132 km
Apr 26, 2015 76 km WSW of Santiago de Cao, Peru M5.6 129 km
Mar 30, 2013 68 km SW of Chimbote, Peru M5.4 113 km
Jan 28, 2017 55 km WSW of Chimbote, Peru M5.3 97 km
Oct 18, 1992 25 km SW of Chimbote, Peru M5.2 81 km
Jan 15, 2019 44 km W of Puerto Santa, Peru M5.2 61 km
Jul 20, 2020 92 km WSW of Santiago de Cao, Peru M5.1 144 km
Mar 18, 2002 109 km SW of Santiago de Cao, Peru M5.1 143 km
Mar 21, 2015 33 km SSW of Chimbote, Peru M5.1 90 km
Oct 19, 1992 30 km S of Puerto Casma, Peru M5.1 136 km
Dec 14, 1993 53 km SW of Puerto Santa, Peru M5.1 93 km
May 5, 2013 68 km SW of Chimbote, Peru M5.1 110 km
May 15, 2014 16 km NNW of Paiján, Peru M5.1 129 km
Jun 24, 2022 near the coast of northern Peru M5.1 61 km
Aug 13, 2025 36 km W of Puerto Santa, Peru M5.0 54 km
Mar 28, 2015 44 km SSW of Puerto Casma, Peru M5.0 145 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

3 tsunamis 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 1 140 km
1970 N. PERU Earthquake 0.5 m 66,794 74 km
1678 CENTRAL PERU Earthquake 62 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 71°F (22°C) 0.3 in
February 74°F (23°C) 0.4 in Warmest
March 74°F (23°C) 0.5 in Wettest
April 71°F (22°C) 0.1 in
May 69°F (20°C) 0.0 in Driest
June 67°F (19°C) 0.0 in
July 66°F (19°C) 0.0 in
August 65°F (18°C) 0.0 in Coldest
September 65°F (18°C) 0.0 in
October 66°F (19°C) 0.1 in
November 68°F (20°C) 0.1 in
December 70°F (21°C) 0.1 in

Chao has a seasonal temperature swing of 9°F / from 65°F in August to 74°F in February. Total annual precipitation is 1.6 inches, with March being the wettest month (0.5") and May the driest (0.0").

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