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Weather & Climate in Casa Grande, Peru
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Casa Grande has a warm climate with an average annual temperature of 72°F (22°C). Winters average 71°F in January while summers reach 70°F in July / relatively mild seasonal variation. The area gets 340 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 28.7 inches (drier than the 38-inch national average). The city sits at an elevation of 482 feet.
Temperature
71°F Jan (22°C)
70°F Jul (21°C)
| Annual Average | 71.5°F |
| 32% above US avg | |
| January Average | 71°F (22°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 340 days/yr |
Geography
| Elevation | 482 ft (147 m) |
| Area | 50.5 sq mi (130.9 km²) |
| Population Density | 0/sq mi |
| Coordinates | -7.7439°N, 79.1864°W |
| Timezone | America/Lima |
Precipitation & Snow
Air Quality
Earthquake History
119 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.8.
| Jul 29, 2021 | 90 km WSW of Santiago de Cao, Peru | M5.8 | 109 km | 23 km |
| Nov 13, 2000 | 79 km WSW of Santiago de Cao, Peru | M5.8 | 95 km | 33 km |
| Dec 14, 1994 | 119 km WSW of Santiago de Cao, Peru | M5.6 | 137 km | 33 km |
| Apr 26, 2015 | 76 km WSW of Santiago de Cao, Peru | M5.6 | 96 km | 22 km |
| Aug 7, 2005 | 84 km SW of Pacasmayo, Peru | M5.4 | 97 km | 33 km |
| Feb 25, 2020 | 86 km W of Santiago de Cao, Peru | M5.3 | 99 km | 28 km |
| Feb 3, 2024 | 83 km W of Santiago de Cao, Peru | M5.2 | 96 km | 35 km |
| Jan 15, 2019 | 44 km W of Puerto Santa, Peru | M5.2 | 134 km | 58 km |
| Mar 18, 2002 | 109 km SW of Santiago de Cao, Peru | M5.1 | 130 km | 49 km |
| May 15, 2014 | 16 km NNW of Paiján, Peru | M5.1 | 25 km | 64 km |
| Jul 20, 2020 | 92 km WSW of Santiago de Cao, Peru | M5.1 | 111 km | 32 km |
| Jun 24, 2022 | near the coast of northern Peru | M5.1 | 120 km | 73 km |
| Oct 16, 2016 | 28 km SW of Pimentel, Peru | M5.0 | 132 km | 41 km |
| Aug 13, 2025 | 36 km W of Puerto Santa, Peru | M5.0 | 134 km | 68 km |
| Jul 29, 2021 | 94 km WSW of Santiago de Cao, Peru | M4.9 | 112 km | 36 km |
| Jan 9, 2024 | 59 km WSW of Santiago de Cao, Peru | M4.9 | 75 km | 54 km |
| Oct 6, 1992 | 96 km WSW of Santiago de Cao, Peru | M4.9 | 111 km | 50 km |
| Apr 7, 1994 | 56 km SW of Victor Raul, Peru | M4.9 | 110 km | 60 km |
| Jan 7, 1993 | 112 km SW of Pacasmayo, Peru | M4.9 | 136 km | 40 km |
| Jul 27, 2011 | 96 km WSW of Santiago de Cao, Peru | M4.9 | 114 km | 54 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1678 | CENTRAL PERU | Earthquake | — | — | 141 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 71°F (22°C) | 0.2 in | |
| February | 75°F (24°C) | 0.3 in | Warmest |
| March | 75°F (24°C) | 0.5 in | Wettest |
| April | 72°F (22°C) | 0.1 in | |
| May | 69°F (21°C) | 0.0 in | Driest |
| June | 67°F (19°C) | 0.0 in | |
| July | 70°F (21°C) | 0.0 in | |
| August | 65°F (18°C) | 0.0 in | Coldest |
| September | 66°F (19°C) | 0.0 in | |
| October | 66°F (19°C) | 0.0 in | |
| November | 68°F (20°C) | 0.0 in | |
| December | 70°F (21°C) | 0.1 in |
Casa Grande has a seasonal temperature swing of 10°F / from 65°F in August to 75°F in February. Total annual precipitation is 1.2 inches, with March being the wettest month (0.5") and May the driest (0.0").