Puerto Casma, Peru

Full City Profile

384 Population 1/sq mi density

157 ft Elevation 48 meters

70°F Avg Temperature 21°C

Puerto Casma enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 74°F in January while summers reach 66°F in July. The area gets 334 sunny days per year. Annual precipitation totals 1.0 inches. The area receives 0.0 inches of snow annually.

Temperature

74°F Jan (23°C) 66°F Jul (19°C)

Annual Average	69.6°F
	29% above US avg
January Average	74°F (23°C)
July Average	66°F (19°C)
Sunny Days	334 days/yr

Geography

Elevation	157 ft (48 m)
Area	691.4 sq mi (1,790.7 km²)
Population Density	1/sq mi
Coordinates	-9.4613°N, 78.3833°W
Timezone	America/Lima

Precipitation & Snow

Annual Rainfall 1.0"

97% below US avg

Snowfall 0.0"

Wettest Month (Mar) 0.24"

Driest Month (May) 0.04"

Air Quality

Earthquake History

169 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.5. Most recent: M5.0 on Aug 13, 2025.

Feb 21, 1996	123 km WSW of Puerto Santa, Peru	M7.5	133 km
Sep 23, 1995	81 km W of Paramonga, Peru	M6.5	137 km
Jul 17, 1992	55 km SW of Huarmey, Peru	M5.8	104 km
May 11, 2002	55 km SW of Huarmey, Peru	M5.7	108 km
May 12, 1992	40 km W of Puerto Casma, Peru	M5.7	41 km
Jul 31, 1995	41 km SSW of Huarmey, Peru	M5.7	108 km
Jan 3, 2010	16 km E of Huallanca, Peru	M5.7	104 km
Dec 14, 1990	70 km WSW of Puerto Casma, Peru	M5.6	70 km
Jan 19, 1996	72 km WSW of Huarmey, Peru	M5.6	108 km
Mar 31, 2019	117 km WSW of Puerto Casma, Peru	M5.5	117 km
Jun 2, 1996	128 km SW of Puerto Santa, Peru	M5.4	134 km
Mar 30, 2013	68 km SW of Chimbote, Peru	M5.4	74 km
Jan 15, 2020	57 km WSW of Huarmey, Peru	M5.4	102 km
Apr 1, 2015	30 km WNW of Paramonga, Peru	M5.3	125 km
Jan 28, 2017	55 km WSW of Chimbote, Peru	M5.3	69 km
Nov 5, 1998	36 km SW of Huarmey, Peru	M5.3	96 km
Oct 18, 1992	25 km SW of Chimbote, Peru	M5.2	43 km
Jan 15, 2019	44 km W of Puerto Santa, Peru	M5.2	94 km
Mar 28, 2010	14 km SE of Huarmey, Peru	M5.2	85 km
Dec 14, 1993	53 km SW of Puerto Santa, Peru	M5.1	71 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

5 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	83 km
1996	N. PERU	Earthquake	5.0 m	12	133 km
1966	CENTRAL PERU	Earthquake	3.0 m	110	146 km
1970	N. PERU	Earthquake	0.5 m	66,794	54 km
1678	CENTRAL PERU	Earthquake	—	—	85 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	74°F (23°C)	0.2 in
February	75°F (24°C)	0.2 in	Warmest
March	75°F (24°C)	0.2 in	Wettest
April	72°F (22°C)	0.2 in
May	69°F (21°C)	0.0 in
June	68°F (20°C)	0.0 in	Driest
July	66°F (19°C)	0.0 in
August	65°F (18°C)	0.0 in	Coldest
September	65°F (19°C)	0.0 in
October	67°F (19°C)	0.0 in
November	69°F (20°C)	0.1 in
December	71°F (22°C)	0.1 in

Puerto Casma has a seasonal temperature swing of 10°F / from 65°F in August to 75°F in February. Total annual precipitation is 1.0 inches, with March being the wettest month (0.2") and June the driest (0.0").

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