San Marcos Zacatepec, Mexico

Full City Profile

1,034 Population 3/sq mi density

2,651 ft Elevation 808 meters

77°F Avg Temperature 25°C

San Marcos Zacatepec has a warm climate with an average annual temperature of 77°F (25°C). Winters average 74°F in January while summers reach 79°F in July. The area gets 253 sunny days per year. Annual precipitation totals 45.9 inches. The area receives 0.0 inches of snow annually.

Temperature

74°F Jan (23°C) 79°F Jul (26°C)

Annual Average	76.7°F
	42% above US avg
January Average	74°F (23°C)
July Average	79°F (26°C)
Sunny Days	253 days/yr

Geography

Elevation	2,651 ft (808 m)
Area	372.0 sq mi (963.4 km²)
Population Density	3/sq mi
Coordinates	16.1434°N, 97.3573°W
Timezone	America/Mexico_City

Precipitation & Snow

Annual Rainfall 45.9"

21% above US avg

Snowfall 0.0"

Wettest Month (Sep) 10.59"

Driest Month (Dec) 0.12"

Air Quality

Earthquake History

2,356 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.5. Most recent: M4.1 on Aug 28, 2025.

Sep 30, 1999	15 km W of San Baltazar Loxicha, Mexico	M7.5	47 km
Sep 14, 1995	5 km N of Azoyú, Mexico	M7.4	150 km
Mar 20, 2012	6 km E of Santiago Llano Grande, Mexico	M7.4	101 km
Jun 23, 2020	9 km SE of Santa María Xadani, Mexico	M7.4	147 km
Feb 16, 2018	4 km S of Pinotepa de Don Luis, Mexico	M7.2	72 km
Feb 25, 1996	24 km SSW of Santa María Chico Ometepec, Mexico	M7.1	78 km
Jul 19, 1997	4 km ENE of El Ciruelo, Mexico	M6.9	94 km
Jul 4, 1994	108 km SSW of La Barra de Colotepec, Mexico	M6.5	140 km
Feb 3, 1998	2 km E of Benito Juárez, Mexico	M6.4	117 km
Jun 30, 2010	2 km ESE of San Agustín Chayuco, Mexico	M6.3	53 km
Feb 25, 1996	7 km SE of Santa María Chico Ometepec, Mexico	M6.2	61 km
May 15, 1993	1 km ENE of Ometepec, Mexico	M6.1	127 km
Apr 2, 2012	7 km SSW of Santa María Cortijo, Mexico	M6.0	106 km
May 15, 1993	2 km SSW of Ometepec, Mexico	M6.0	128 km
Nov 13, 1993	18 km SW of Montecillos, Mexico	M6.0	138 km
Mar 19, 1996	21 km WSW of Bajos de Chila, Mexico	M5.9	33 km
Jun 14, 2004	0 km W of Santa Catarina Mechoacán, Mexico	M5.9	56 km
Feb 19, 2018	4 km SSE of Santiago Tetepec, Mexico	M5.9	43 km
Feb 17, 2018	8 km SE of José María Morelos, Mexico	M5.8	54 km
Mar 10, 2014	26 km SW of Corralero, Mexico	M5.8	105 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

15 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5. Most recent: Erick (2025).

Year	Name	Category	Closest
2025	Erick	Category 4	64 km
2024	John	Category 3	136 km
2023	Otis	Category 5	245 km
2022	Agatha	Category 2	95 km
2022	Bonnie	Category 2	294 km
2017	Max	Category 1	176 km
2015	Carlos	Category 1	292 km
2012	Carlotta	Category 2	8 km
2011	Hilary	Category 3	184 km
2006	John	Category 3	256 km
1998	Lester	Category 2	183 km
1997	Pauline	Category 4	30 km
1997	Rick	Category 2	32 km
1996	Douglas	Category 1	276 km
1989	Cosme	Category 1	188 km

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

Tsunami History

11 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1787	SAN MARCOS	Earthquake	4.0 m	11	128 km
2020	OFF COAST OF OAXACA	Earthquake	1.6 m	10	147 km
1995	S. MEXICO	Earthquake	0.4 m	3	150 km
1950	S. MEXICO	Earthquake	0.3 m	—	99 km
2022	S. MEXICO	Earthquake	0.2 m	—	150 km
2012	S. MEXICO	Earthquake	0.2 m	2	101 km
1928	S. MEXICO	Earthquake	0.2 m	4	37 km
1996	MEXICO	Earthquake	0.1 m	—	78 km
1968	ACAPULCO	Earthquake	—	18	58 km
1928	MEXICO	Earthquake	—	—	144 km
1870	PUERTO ANGEL, MEXICO	Earthquake	—	24	140 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	74°F (23°C)	0.3 in	Coldest
March	76°F (25°C)	0.2 in
April	78°F (26°C)	0.4 in
May	80°F (26°C)	3.0 in	Warmest
June	79°F (26°C)	8.9 in
July	79°F (26°C)	7.3 in
August	78°F (26°C)	10.1 in
September	78°F (25°C)	10.6 in	Wettest
October	77°F (25°C)	4.4 in
November	76°F (24°C)	0.6 in
December	74°F (23°C)	0.1 in	Driest

San Marcos Zacatepec has a seasonal temperature swing of 6°F / from 74°F in February to 80°F in May. Total annual precipitation is 45.9 inches, with September being the wettest month (10.6") and December the driest (0.1").

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