Casa Blanca, Peru

Full City Profile

638 Population 2/sq mi density

20 ft Elevation 6 meters

69°F Avg Temperature 21°C

Casa Blanca enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 70°F in January while summers reach 66°F in July. The area gets 360 sunny days per year. Annual precipitation totals 2.8 inches. The area receives 0.0 inches of snow annually.

Temperature

70°F Jan (21°C) 66°F Jul (19°C)

Annual Average	68.9°F
	28% above US avg
January Average	70°F (21°C)
July Average	66°F (19°C)
Sunny Days	360 days/yr

Geography

Elevation	20 ft (6 m)
Area	287.2 sq mi (743.7 km²)
Population Density	2/sq mi
Coordinates	-13.0338°N, 76.4551°W
Timezone	America/Lima

Precipitation & Snow

Annual Rainfall 2.8"

93% below US avg

Snowfall 0.0"

Wettest Month (Jun) 0.79"

Driest Month (Jan) 0.04"

Air Quality

Earthquake History

384 earthquakes (M2.5+) within 150 km since 1990. Strongest: M8.0. Most recent: M5.0 on Jul 8, 2025.

Aug 15, 2007	41 km SW of San Vicente de Cañete, Peru	M8.0	42 km
Aug 16, 2007	46 km WSW of Santiago, Peru	M6.4	143 km
May 16, 1992	4 km E of San Clemente, Peru	M6.1	80 km
Mar 15, 2014	24 km SSW of Paracas, Peru	M6.1	118 km
Feb 2, 2009	40 km WNW of Pisco, Peru	M6.0	62 km
Aug 16, 2007	46 km S of Paracas, Peru	M6.0	142 km
Aug 18, 2007	7 km NNW of Paracas, Peru	M6.0	88 km
Jun 23, 2021	11 km WSW of Mala, Peru	M5.9	46 km
Aug 17, 2007	44 km WNW of Pisco, Peru	M5.9	65 km
Aug 16, 2007	25 km W of Santiago, Peru	M5.8	144 km
Aug 16, 2007	38 km SW of San Vicente de Cañete, Peru	M5.8	39 km
Aug 19, 2007	45 km WNW of Pisco, Peru	M5.8	68 km
May 8, 2003	90 km WSW of Chilca, Peru	M5.7	118 km
Sep 22, 2010	6 km ENE of Chincha Alta, Peru	M5.7	57 km
Oct 1, 1996	19 km SSW of Chilca, Peru	M5.6	55 km
Jun 15, 2025	37 km WSW of Callao, Peru	M5.6	144 km
Aug 16, 2007	22 km SSW of San Vicente de Cañete, Peru	M5.6	25 km
Aug 19, 2007	32 km WNW of Pisco, Peru	M5.6	67 km
May 28, 2003	33 km SSW of Santiago de Surco, Peru	M5.6	105 km
Aug 16, 2007	43 km WNW of Pisco, Peru	M5.6	63 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

7 tsunamis recorded within 500 km. Highest wave on record: 24.0 m (79 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1746	CENTRAL PERU	Earthquake	24.0 m	5,941	141 km
2007	S. PERU	Earthquake	10.1 m	596	42 km
1865	CENTRAL PERU	Earthquake	2.0 m	5	135 km
1806	CENTRAL PERU	Earthquake	1.0 m	—	125 km
1878	CENTRAL PERU	Unknown	—	5	129 km
1860	CENTRAL PERU	Earthquake	—	—	125 km
1687	S. PERU	Earthquake	—	5,000	52 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	70°F (21°C)	0.0 in
February	74°F (23°C)	0.0 in	Warmest
March	73°F (23°C)	0.0 in	Driest
April	71°F (21°C)	0.0 in
May	66°F (19°C)	0.2 in
June	63°F (17°C)	0.8 in	Wettest
July	66°F (19°C)	0.8 in
August	61°F (16°C)	0.6 in	Coldest
September	62°F (16°C)	0.2 in
October	64°F (18°C)	0.1 in
November	66°F (19°C)	0.0 in
December	69°F (21°C)	0.0 in

Casa Blanca has a seasonal temperature swing of 13°F / from 61°F in August to 74°F in February. Total annual precipitation is 2.9 inches, with June being the wettest month (0.8") and March the driest (0.0").

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