Las Conchas, Mexico

Full City Profile

943 Population 19/sq mi density

755 ft Elevation 230 meters

80°F Avg Temperature 27°C

Las Conchas has a warm climate with an average annual temperature of 80°F (27°C). Winters average 76°F in January while summers reach 82°F in July. The area gets 257 sunny days per year. Annual precipitation totals 43.5 inches. The area receives 0.0 inches of snow annually.

Temperature

76°F Jan (24°C) 82°F Jul (28°C)

Annual Average	80.2°F
	49% above US avg
January Average	76°F (24°C)
July Average	82°F (28°C)
Sunny Days	257 days/yr

Geography

Elevation	755 ft (230 m)
Area	50.0 sq mi (129.6 km²)
Population Density	19/sq mi
Coordinates	16.6625°N, 94.7155°W
Timezone	America/Mexico_City

Precipitation & Snow

Annual Rainfall 43.5"

14% above US avg

Snowfall 0.0"

Wettest Month (Sep) 10.47"

Driest Month (Mar) 0.31"

Air Quality

Earthquake History

2,593 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.2. Most recent: M4.3 on Aug 26, 2025.

Oct 21, 1995	13 km NW of Ocozocoautla de Espinosa, Mexico	M7.2	134 km
Apr 7, 2011	7 km SW of Helio García Alfaro, Mexico	M6.6	73 km
Sep 30, 1993	90 km S of San Francisco del Mar Viejo, Mexico	M6.5	139 km
Feb 12, 2008	9 km SSW of General Pascual Fentes, Mexico	M6.5	56 km
Jun 7, 1998	2 km NNE of Cabeza de Toro, Mexico	M6.3	127 km
Sep 23, 2017	7 km NNE of Ixtepec, Mexico	M6.1	39 km
Jul 6, 2007	6 km N of Lázaro Cárdenas, Mexico	M6.1	85 km
Feb 25, 2011	3 km NNE of Aguilera, Mexico	M5.9	135 km
Jan 5, 2020	3 km W of Reforma de Pineda, Mexico	M5.9	38 km
Aug 18, 2004	8 km E of Juchitán de Zaragoza, Mexico	M5.9	36 km
Aug 7, 2004	17 km WNW of Palomares, Mexico	M5.9	80 km
May 21, 2014	2 km SSW of Palomares, Mexico	M5.8	64 km
Sep 23, 2017	80 km SSW of La Gloria, Mexico	M5.8	134 km
Sep 10, 2017	92 km S of San Francisco del Mar Viejo, Mexico	M5.8	142 km
Aug 9, 2023	7 km NNE of Tonalá, Mexico	M5.8	120 km
Jul 25, 1991	3 km WNW of Aguilera, Mexico	M5.7	133 km
Aug 5, 2015	11 km ENE of Tonalá, Mexico	M5.7	126 km
Mar 2, 2023	Oaxaca, Mexico	M5.7	56 km
May 20, 2017	21 km SE of La Horqueta (Poblado Doce), Mexico	M5.7	80 km
Sep 16, 2017	11 km SSE of Salina Cruz, Mexico	M5.6	78 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

8 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Erick (2025).

Year	Name	Category	Closest
2025	Erick	Category 4	297 km
2022	Agatha	Category 2	199 km
2013	Barbara	Category 1	101 km
2012	Carlotta	Category 2	243 km
2005	Stan	Category 1	216 km
1998	Lester	Category 2	249 km
1997	Pauline	Category 4	227 km
1997	Rick	Category 1	161 km

Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 0.4 m (1 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1965	MEXICO	Earthquake	0.4 m	6	123 km
2022	S. MEXICO	Earthquake	0.2 m	—	143 km
2025	OFF COAST OF OAXACA	Earthquake	0.2 m	—	104 km

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

Nearby Volcanoes

1 volcano within 200 km. Closest: Chichon, El (176 km).

Name	Type	Elevation	Last Eruption	Distance
Chichon, El	Lava dome(s)	1,150 m (3,773 ft)	1982	176 km

Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	76°F (24°C)	0.5 in	Coldest
February	77°F (25°C)	0.4 in
March	80°F (27°C)	0.3 in	Driest
April	83°F (28°C)	0.6 in
May	85°F (29°C)	2.9 in	Warmest
June	83°F (28°C)	8.4 in
July	82°F (28°C)	6.5 in
August	82°F (28°C)	7.6 in
September	81°F (27°C)	10.5 in	Wettest
October	80°F (27°C)	3.9 in
November	78°F (26°C)	1.3 in
December	76°F (25°C)	0.6 in

Las Conchas has a seasonal temperature swing of 9°F / from 76°F in January to 85°F in May. Total annual precipitation is 43.5 inches, with September being the wettest month (10.5") and March the driest (0.3").

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