San Martín Lachila, Mexico

Full City Profile

1,066 Population 30/sq mi density

4,695 ft Elevation 1,431 meters

67°F Avg Temperature 19°C

San Martín Lachila enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 63°F in January while summers reach 68°F in July. The area gets 273 sunny days per year. Annual precipitation totals 34.8 inches. The area receives 0.0 inches of snow annually.

Temperature

63°F Jan (17°C) 68°F Jul (20°C)

Annual Average	66.7°F
	24% above US avg
January Average	63°F (17°C)
July Average	68°F (20°C)
Sunny Days	273 days/yr

Geography

Elevation	4,695 ft (1,431 m)
Area	36.0 sq mi (93.1 km²)
Population Density	30/sq mi
Coordinates	16.6119°N, 96.8488°W
Timezone	America/Mexico_City

Precipitation & Snow

Annual Rainfall 34.8"

8% below US avg

Snowfall 0.0"

Wettest Month (Jun) 7.68"

Driest Month (Jan) 0.16"

Air Quality

Earthquake History

1,541 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.5. Most recent: M4.4 on Aug 21, 2025.

Sep 30, 1999	15 km W of San Baltazar Loxicha, Mexico	M7.5	62 km
Mar 20, 2012	6 km E of Santiago Llano Grande, Mexico	M7.4	148 km
Jun 23, 2020	9 km SE of Santa María Xadani, Mexico	M7.4	121 km
Feb 16, 2018	4 km S of Pinotepa de Don Luis, Mexico	M7.2	123 km
Feb 25, 1996	24 km SSW of Santa María Chico Ometepec, Mexico	M7.1	148 km
Jul 19, 1997	4 km ENE of El Ciruelo, Mexico	M6.9	149 km
Feb 3, 1998	2 km E of Benito Juárez, Mexico	M6.4	100 km
Jun 30, 2010	2 km ESE of San Agustín Chayuco, Mexico	M6.3	102 km
Feb 25, 1996	7 km SE of Santa María Chico Ometepec, Mexico	M6.2	128 km
Jun 14, 2004	0 km W of Santa Catarina Mechoacán, Mexico	M5.9	111 km
Mar 19, 1996	21 km WSW of Bajos de Chila, Mexico	M5.9	98 km
Feb 19, 2018	4 km SSE of Santiago Tetepec, Mexico	M5.9	101 km
May 8, 2016	3 km WNW of San Agustín Chayuco, Mexico	M5.8	108 km
Aug 2, 2025	4 km S of Xagacía, Mexico	M5.8	84 km
Feb 17, 2018	8 km SE of José María Morelos, Mexico	M5.8	120 km
Jun 27, 2016	8 km S of La Reforma, Mexico	M5.7	105 km
May 24, 2014	2 km S of San Sebastián Ixcapa, Mexico	M5.7	138 km
Feb 9, 2010	8 km E of Santa María Colotepec, Mexico	M5.7	80 km
Jun 7, 2002	4 km N of Santa Catarina Loxicha, Mexico	M5.6	57 km
Mar 15, 2025	5 km W of San Pedro Tidaá, Mexico	M5.6	101 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year	Name	Category	Closest
2025	Erick	Category 4	137 km
2024	John	Category 3	203 km
2022	Agatha	Category 2	93 km
2017	Max	Category 1	219 km
2012	Carlotta	Category 2	75 km
2011	Hilary	Category 2	259 km
2010	Karl	Category 3	255 km
1998	Lester	Category 2	235 km
1997	Pauline	Category 4	102 km
1997	Rick	Category 2	84 km
1989	Cosme	Category 1	231 km

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

Tsunami History

10 tsunamis recorded within 500 km. Highest wave on record: 1.6 m (5 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
2020	OFF COAST OF OAXACA	Earthquake	1.6 m	10	121 km
1965	MEXICO	Earthquake	0.4 m	6	117 km
1950	S. MEXICO	Earthquake	0.3 m	—	147 km
2022	S. MEXICO	Earthquake	0.2 m	—	107 km
2012	S. MEXICO	Earthquake	0.2 m	2	148 km
1928	S. MEXICO	Earthquake	0.2 m	4	68 km
1996	MEXICO	Earthquake	0.1 m	—	148 km
1968	ACAPULCO	Earthquake	—	18	95 km
1928	MEXICO	Earthquake	—	—	132 km
1870	PUERTO ANGEL, MEXICO	Earthquake	—	24	147 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	63°F (17°C)	0.2 in	Coldest, Driest
February	65°F (18°C)	0.3 in
March	68°F (20°C)	0.4 in
April	69°F (21°C)	1.3 in
May	70°F (21°C)	3.8 in	Warmest
June	68°F (20°C)	7.7 in	Wettest
July	68°F (20°C)	5.6 in
August	67°F (20°C)	6.1 in
September	67°F (20°C)	5.9 in
October	66°F (19°C)	2.6 in
November	65°F (18°C)	0.6 in
December	64°F (18°C)	0.3 in

San Martín Lachila has a seasonal temperature swing of 7°F / from 63°F in January to 70°F in May. Total annual precipitation is 34.8 inches, with June being the wettest month (7.7") and January the driest (0.2").

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