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Weather & Climate in Callao, Peru
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Callao has a warm climate with an average annual temperature of 71°F (22°C). Winters average 73°F in January while summers reach 68°F in July / relatively mild seasonal variation. The area gets 364 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 2.4 inches (drier than the 38-inch national average). The city sits at an elevation of 16 feet.
Temperature
73°F Jan (23°C)
68°F Jul (20°C)
| Annual Average | 70.8°F |
| 31% above US avg | |
| January Average | 73°F (23°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 364 days/yr |
Geography
| Elevation | 16 ft (5 m) |
| Area | 56.8 sq mi (147.0 km²) |
| Population Density | 22,907/sq mi |
| Coordinates | -12.0516°N, 77.1345°W |
| Timezone | America/Lima |
Precipitation & Snow
Air Quality
Earthquake History
204 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 | 79 km | 106 km |
| Apr 29, 1991 | 18 km SSW of Huacho, Peru | M5.9 | 106 km | 58 km |
| Jun 23, 2021 | 11 km WSW of Mala, Peru | M5.9 | 86 km | 50 km |
| May 8, 2003 | 90 km WSW of Chilca, Peru | M5.7 | 93 km | 33 km |
| Jun 21, 1995 | 28 km W of Chancay, Peru | M5.6 | 72 km | 71 km |
| Jan 7, 2022 | 6 km NW of Cocachacra, Peru | M5.6 | 64 km | 96 km |
| May 28, 2003 | 33 km SSW of Santiago de Surco, Peru | M5.6 | 38 km | 43 km |
| Oct 1, 1996 | 19 km SSW of Chilca, Peru | M5.6 | 78 km | 62 km |
| Jun 15, 2025 | 37 km WSW of Callao, Peru | M5.6 | 36 km | 40 km |
| Nov 25, 2013 | 12 km SE of Omas, Peru | M5.5 | 118 km | 77 km |
| May 12, 2022 | 9 km W of San Bartolo, Peru | M5.4 | 46 km | 53 km |
| Dec 25, 1998 | 9 km SE of Chancay, Peru | M5.4 | 47 km | 67 km |
| Mar 29, 2008 | 14 km SSW of Callao, Peru | M5.3 | 14 km | 51 km |
| Jun 3, 2014 | 20 km W of Chilca, Peru | M5.2 | 56 km | 36 km |
| Mar 20, 1998 | 54 km W of Callao, Peru | M5.2 | 53 km | 49 km |
| May 17, 2018 | 7 km E of Mala, Peru | M5.2 | 92 km | 56 km |
| Feb 15, 2024 | 13 km NW of Chancay, Peru | M5.2 | 67 km | 67 km |
| Jul 18, 2016 | 17 km SW of Caleta de Carquín, Peru | M5.2 | 115 km | 75 km |
| Mar 31, 2022 | 40 km W of Caleta de Carquín, Peru | M5.1 | 136 km | 52 km |
| Jan 6, 2017 | 66 km WSW of Caleta de Carquín, Peru | M5.1 | 141 km | 38 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
8 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 | 122 km |
| 1586 | CENTRAL PERU | Earthquake | 26.0 m | 22 | 67 km |
| 1746 | CENTRAL PERU | Earthquake | 24.0 m | 5,941 | 9 km |
| 1865 | CENTRAL PERU | Earthquake | 2.0 m | 5 | 7 km |
| 1806 | CENTRAL PERU | Earthquake | 1.0 m | — | 7 km |
| 1974 | CENTRAL PERU | Earthquake | 0.9 m | 78 | 75 km |
| 1878 | CENTRAL PERU | Unknown | — | 5 | 16 km |
| 1860 | CENTRAL PERU | Earthquake | — | — | 7 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 73°F (23°C) | 0.1 in | |
| February | 73°F (23°C) | 0.0 in | Warmest, Driest |
| March | 73°F (23°C) | 0.0 in | |
| April | 70°F (21°C) | 0.0 in | |
| May | 66°F (19°C) | 0.1 in | |
| June | 63°F (17°C) | 0.1 in | Wettest |
| July | 68°F (20°C) | 0.1 in | |
| August | 61°F (16°C) | 0.1 in | Coldest |
| September | 62°F (17°C) | 0.1 in | |
| October | 63°F (17°C) | 0.0 in | |
| November | 66°F (19°C) | 0.0 in | |
| December | 69°F (21°C) | 0.0 in |
Callao has a seasonal temperature swing of 12°F / from 61°F in August to 73°F in February. Total annual precipitation is 0.9 inches, with June being the wettest month (0.1") and February the driest (0.0").