Omas, Peru

Full City Profile

249 Population 4/sq mi density

5,308 ft Elevation 1,618 meters

69°F Avg Temperature 21°C

Omas enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 70°F in January while summers reach 68°F in July. The area gets 363 sunny days per year. Annual precipitation totals 12.6 inches. The area receives 0.0 inches of snow annually.

Temperature

70°F Jan (21°C) 68°F Jul (20°C)

Annual Average	69.3°F
	28% above US avg
January Average	70°F (21°C)
July Average	68°F (20°C)
Sunny Days	363 days/yr

Geography

Elevation	5,308 ft (1,618 m)
Area	59.7 sq mi (154.7 km²)
Population Density	4/sq mi
Coordinates	-12.5167°N, 76.2833°W
Timezone	America/Lima

Precipitation & Snow

Annual Rainfall 12.6"

67% below US avg

Snowfall 0.0"

Wettest Month (Mar) 2.95"

Driest Month (May) 0.04"

Air Quality

Earthquake History

327 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	103 km
Apr 18, 1993	15 km SE of Lachaqui, Peru	M6.3	100 km
May 16, 1992	4 km E of San Clemente, Peru	M6.1	130 km
Feb 2, 2009	40 km WNW of Pisco, Peru	M6.0	122 km
Aug 18, 2007	7 km NNW of Paracas, Peru	M6.0	143 km
Aug 17, 2007	44 km WNW of Pisco, Peru	M5.9	126 km
Jun 23, 2021	11 km WSW of Mala, Peru	M5.9	52 km
Aug 19, 2007	45 km WNW of Pisco, Peru	M5.8	128 km
Aug 16, 2007	38 km SW of San Vicente de Cañete, Peru	M5.8	99 km
Sep 22, 2010	6 km ENE of Chincha Alta, Peru	M5.7	100 km
May 8, 2003	90 km WSW of Chilca, Peru	M5.7	137 km
Jan 7, 2022	6 km NW of Cocachacra, Peru	M5.6	79 km
Aug 16, 2007	22 km SSW of San Vicente de Cañete, Peru	M5.6	85 km
Jun 15, 2025	37 km WSW of Callao, Peru	M5.6	132 km
Jan 23, 1990	4 km WSW of Cuenca, Peru	M5.6	132 km
Aug 16, 2007	43 km WNW of Pisco, Peru	M5.6	123 km
Apr 21, 2001	51 km WNW of Pisco, Peru	M5.6	122 km
Oct 1, 1996	19 km SSW of Chilca, Peru	M5.6	60 km
May 28, 2003	33 km SSW of Santiago de Surco, Peru	M5.6	97 km
Aug 19, 2007	32 km WNW of Pisco, Peru	M5.6	126 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	115 km
2007	S. PERU	Earthquake	10.1 m	596	103 km
1865	CENTRAL PERU	Earthquake	2.0 m	5	106 km
1806	CENTRAL PERU	Earthquake	1.0 m	—	100 km
1878	CENTRAL PERU	Unknown	—	5	97 km
1860	CENTRAL PERU	Earthquake	—	—	100 km
1687	S. PERU	Earthquake	—	5,000	112 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	70°F (21°C)	1.7 in	Warmest
February	59°F (15°C)	2.8 in
March	58°F (15°C)	3.0 in	Wettest
April	57°F (14°C)	0.5 in
May	55°F (13°C)	0.0 in
June	52°F (11°C)	0.0 in	Coldest, Driest
July	68°F (20°C)	0.0 in
August	52°F (11°C)	0.0 in
September	54°F (12°C)	0.0 in
October	55°F (13°C)	0.2 in
November	56°F (14°C)	0.2 in
December	58°F (14°C)	0.9 in

Omas has a seasonal temperature swing of 18°F / from 52°F in June to 70°F in January. Total annual precipitation is 9.2 inches, with March being the wettest month (3.0") and June the driest (0.0").

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