Santa Rosa, Peru

Full City Profile

380 Population 1/sq mi density

8,488 ft Elevation 2,587 meters

45°F Avg Temperature 7°C

Santa Rosa has a cool climate with an average annual temperature of 45°F (7°C). Winters average 43°F in January while summers reach 46°F in July. The area gets 352 sunny days per year. Annual precipitation totals 87.5 inches. The area receives 0.4 inches of snow annually.

Temperature

43°F Jan (6°C) 46°F Jul (8°C)

Annual Average	44.9°F
	17% below US avg
January Average	43°F (6°C)
July Average	46°F (8°C)
Sunny Days	352 days/yr

Geography

Elevation	8,488 ft (2,587 m)
Area	540.2 sq mi (1,399.2 km²)
Population Density	1/sq mi
Coordinates	-8.5267°N, 78.0685°W
Timezone	America/Lima

Precipitation & Snow

Annual Rainfall 87.5"

130% above US avg

Snowfall 0.4"

Wettest Month (Mar) 2.64"

Driest Month (Jul) 0.04"

Air Quality

Earthquake History

77 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.0. Most recent: M5.0 on Aug 13, 2025.

Apr 11, 2005	18 km ENE of Shirac, Peru	M6.0	139 km
May 12, 1992	40 km W of Puerto Casma, Peru	M5.7	134 km
Jan 3, 2010	16 km E of Huallanca, Peru	M5.7	49 km
Jan 28, 2017	55 km WSW of Chimbote, Peru	M5.3	138 km
Oct 18, 1992	25 km SW of Chimbote, Peru	M5.2	109 km
Jan 15, 2019	44 km W of Puerto Santa, Peru	M5.2	118 km
Mar 21, 2015	33 km SSW of Chimbote, Peru	M5.1	116 km
Oct 19, 1992	30 km S of Puerto Casma, Peru	M5.1	140 km
Jun 24, 2022	near the coast of northern Peru	M5.1	124 km
Dec 14, 1993	53 km SW of Puerto Santa, Peru	M5.1	136 km
Aug 13, 2025	36 km W of Puerto Santa, Peru	M5.0	109 km
Mar 15, 1996	17 km ENE of Caraz, Peru	M5.0	68 km
Jul 23, 1997	33 km WSW of Chimbote, Peru	M5.0	116 km
Feb 19, 2024	33 km SSW of Chimbote, Peru	M5.0	116 km
Apr 7, 1994	56 km SW of Victor Raul, Peru	M4.9	128 km
Aug 8, 2002	13 km S of Puente Viru, Peru	M4.9	76 km
Jul 20, 2016	15 km E of Virú, Peru	M4.9	61 km
May 19, 1997	45 km W of Puerto Casma, Peru	M4.8	137 km
Oct 9, 1999	48 km SW of Chimbote, Peru	M4.8	132 km
Nov 19, 1998	2 km S of Coishco, Peru	M4.7	84 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	96 km
1970	N. PERU	Earthquake	0.5 m	66,794	110 km
1678	CENTRAL PERU	Earthquake	—	—	115 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	43°F (6°C)	1.7 in	Coldest
February	61°F (16°C)	2.1 in	Warmest
March	61°F (16°C)	2.6 in	Wettest
April	60°F (16°C)	1.1 in
May	60°F (15°C)	0.2 in
June	59°F (15°C)	0.1 in
July	46°F (8°C)	0.0 in	Driest
August	59°F (15°C)	0.1 in
September	59°F (15°C)	0.4 in
October	60°F (16°C)	0.9 in
November	60°F (16°C)	0.8 in
December	60°F (16°C)	1.0 in

Santa Rosa has a seasonal temperature swing of 18°F / from 43°F in January to 61°F in February. Total annual precipitation is 10.9 inches, with March being the wettest month (2.6") and July the driest (0.0").

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