San Miguel el Grande, Mexico

Full City Profile

1,145 Population 3/sq mi density

5,594 ft Elevation 1,705 meters

70°F Avg Temperature 21°C

San Miguel el Grande enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 68°F in January while summers reach 70°F in July. The area gets 359 sunny days per year. Annual precipitation totals 107.9 inches. The area receives 0.0 inches of snow annually.

Temperature

68°F Jan (20°C) 70°F Jul (21°C)

Annual Average	70.3°F
	30% above US avg
January Average	68°F (20°C)
July Average	70°F (21°C)
Sunny Days	359 days/yr

Geography

Elevation	5,594 ft (1,705 m)
Area	381.9 sq mi (989.2 km²)
Population Density	3/sq mi
Coordinates	17.2453°N, 98.2355°W
Timezone	America/Mexico_City

Precipitation & Snow

Annual Rainfall 107.9"

184% above US avg

Snowfall 0.0"

Wettest Month (Sep) 9.33"

Driest Month (Mar) 0.35"

Air Quality

Earthquake History

1,933 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.4. Most recent: M4.8 on Jun 11, 2025.

Mar 20, 2012	6 km E of Santiago Llano Grande, Mexico	M7.4	84 km
Sep 14, 1995	5 km N of Azoyú, Mexico	M7.4	65 km
Feb 16, 2018	4 km S of Pinotepa de Don Luis, Mexico	M7.2	99 km
Feb 25, 1996	24 km SSW of Santa María Chico Ometepec, Mexico	M7.1	142 km
Sep 19, 2017	1 km S of Matzaco, Mexico	M7.1	148 km
Jul 19, 1997	4 km ENE of El Ciruelo, Mexico	M6.9	102 km
Oct 24, 1993	1 km ENE of Jolotichán, Mexico	M6.7	75 km
Jun 30, 2010	2 km ESE of San Agustín Chayuco, Mexico	M6.3	106 km
Aug 21, 2013	5 km ESE of Barrio Nuevo de los Muertos, Mexico	M6.2	140 km
Feb 25, 1996	7 km SE of Santa María Chico Ometepec, Mexico	M6.2	129 km
May 15, 1993	1 km ENE of Ometepec, Mexico	M6.1	63 km
Nov 13, 1993	18 km SW of Montecillos, Mexico	M6.0	115 km
Apr 2, 2012	7 km SSW of Santa María Cortijo, Mexico	M6.0	95 km
Dec 16, 1997	46 km SSW of Barra de Tecoanapa, Mexico	M6.0	143 km
May 15, 1993	2 km SSW of Ometepec, Mexico	M6.0	67 km
Feb 19, 2018	4 km SSE of Santiago Tetepec, Mexico	M5.9	119 km
Jun 14, 2004	0 km W of Santa Catarina Mechoacán, Mexico	M5.9	109 km
Jul 21, 2000	12 km NW of Jolalpan, Mexico	M5.9	149 km
Mar 10, 2014	26 km SW of Corralero, Mexico	M5.8	134 km
Apr 27, 2009	2 km WNW of Pochotillo, Mexico	M5.8	131 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year	Name	Category	Closest
2025	Erick	Category 4	86 km
2024	John	Category 3	101 km
2023	Otis	Category 5	177 km
2022	Agatha	Category 2	245 km
2017	Max	Category 1	93 km
2015	Carlos	Category 1	260 km
2012	Carlotta	Category 2	90 km
2011	Hilary	Category 3	230 km
2010	Karl	Category 3	239 km
1997	Pauline	Category 4	94 km
1997	Rick	Category 2	172 km
1996	Boris	Category 1	257 km
1989	Cosme	Category 1	90 km
1984	Odile	Category 2	279 km

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

Tsunami History

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

Year	Location	Cause	Max Wave	Deaths	Distance
1820	S. MEXICO	Earthquake	4.0 m	—	145 km
1787	SAN MARCOS	Earthquake	4.0 m	11	88 km
1754	S. MEXICO	Earthquake	4.0 m	—	114 km
1957	S. MEXICO	Earthquake	1.3 m	65	124 km
1962	S. MEXICO	Earthquake	0.8 m	4	145 km
1995	S. MEXICO	Earthquake	0.4 m	3	65 km
1962	S. MEXICO	Earthquake	0.3 m	3	134 km
1950	S. MEXICO	Earthquake	0.3 m	—	85 km
2012	S. MEXICO	Earthquake	0.2 m	2	84 km
1996	MEXICO	Earthquake	0.1 m	—	142 km
2026	ACAPULCO	Earthquake	0.1 m	2	120 km
1968	ACAPULCO	Earthquake	—	18	97 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	68°F (20°C)	0.5 in
February	64°F (18°C)	0.4 in
March	66°F (19°C)	0.4 in	Driest
April	69°F (20°C)	1.0 in
May	70°F (21°C)	3.5 in
June	68°F (20°C)	9.2 in
July	70°F (21°C)	9.1 in	Warmest
August	67°F (20°C)	9.3 in
September	67°F (19°C)	9.3 in	Wettest
October	66°F (19°C)	4.2 in
November	64°F (18°C)	0.9 in
December	63°F (17°C)	0.4 in	Coldest

San Miguel el Grande has a seasonal temperature swing of 8°F / from 63°F in December to 70°F in July. Total annual precipitation is 48.2 inches, with September being the wettest month (9.3") and March the driest (0.4").

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