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San Jerónimo Coatlán, Mexico

Full City Profile

961 Population 3/sq mi density
5,984 ft Elevation 1,824 meters
68°F Avg Temperature 20°C
San Jerónimo Coatlán enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 64°F in January while summers reach 69°F in July. The area gets 253 sunny days per year. Annual precipitation totals 45.8 inches. The area receives 0.0 inches of snow annually.

Temperature

64°F Jan (18°C) 69°F Jul (20°C)
Annual Average67.5°F
25% above US avg
January Average64°F (18°C)
July Average69°F (20°C)
Sunny Days253 days/yr

Geography

Elevation5,984 ft (1,824 m)
Area351.7 sq mi (911.0 km²)
Population Density3/sq mi
Coordinates16.2317°N, 96.8693°W
TimezoneAmerica/Mexico_City

Precipitation & Snow

Annual Rainfall 45.8"
20% above US avg
Snowfall 0.0"
Wettest Month (Jun) 9.49"
Driest Month (Jan) 0.20"

Air Quality

Earthquake History

1,758 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 20 km
Jun 23, 2020 9 km SE of Santa María Xadani, Mexico M7.4 100 km
Mar 20, 2012 6 km E of Santiago Llano Grande, Mexico M7.4 148 km
Feb 16, 2018 4 km S of Pinotepa de Don Luis, Mexico M7.2 120 km
Feb 25, 1996 24 km SSW of Santa María Chico Ometepec, Mexico M7.1 131 km
Jul 19, 1997 4 km ENE of El Ciruelo, Mexico M6.9 144 km
Feb 3, 1998 2 km E of Benito Juárez, Mexico M6.4 72 km
Jun 30, 2010 2 km ESE of San Agustín Chayuco, Mexico M6.3 99 km
Feb 25, 1996 7 km SE of Santa María Chico Ometepec, Mexico M6.2 114 km
Feb 19, 2018 4 km SSE of Santiago Tetepec, Mexico M5.9 92 km
Jun 14, 2004 0 km W of Santa Catarina Mechoacán, Mexico M5.9 105 km
Mar 19, 1996 21 km WSW of Bajos de Chila, Mexico M5.9 63 km
Aug 2, 2025 4 km S of Xagacía, Mexico M5.8 117 km
Feb 17, 2018 8 km SE of José María Morelos, Mexico M5.8 107 km
May 8, 2016 3 km WNW of San Agustín Chayuco, Mexico M5.8 106 km
Jun 27, 2016 8 km S of La Reforma, Mexico M5.7 109 km
May 24, 2014 2 km S of San Sebastián Ixcapa, Mexico M5.7 140 km
Feb 9, 2010 8 km E of Santa María Colotepec, Mexico M5.7 38 km
Mar 27, 1996 1 km W of San Miguel Tlacamama, Mexico M5.6 131 km
Jun 7, 2002 4 km N of Santa Catarina Loxicha, Mexico M5.6 19 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2025 Erick Category 4 106 km
2024 John Category 3 189 km
2023 Otis Category 4 298 km
2022 Agatha Category 2 62 km
2017 Max Category 1 223 km
2013 Barbara Category 1 291 km
2012 Carlotta Category 2 48 km
2011 Hilary Category 2 231 km
2010 Karl Category 1 297 km
2006 John Category 3 282 km
1998 Lester Category 2 193 km
1997 Pauline Category 4 59 km
1997 Rick Category 2 47 km
1996 Douglas Category 1 293 km
1989 Cosme Category 1 239 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 10 100 km
1965 MEXICO Earthquake 0.4 m 6 114 km
1950 S. MEXICO Earthquake 0.3 m 147 km
2022 S. MEXICO Earthquake 0.2 m 98 km
2012 S. MEXICO Earthquake 0.2 m 2 148 km
1928 S. MEXICO Earthquake 0.2 m 4 29 km
1996 MEXICO Earthquake 0.1 m 131 km
1968 ACAPULCO Earthquake 18 98 km
1928 MEXICO Earthquake 103 km
1870 PUERTO ANGEL, MEXICO Earthquake 24 111 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 64°F (18°C) 0.2 in Coldest, Driest
February 66°F (19°C) 0.4 in
March 68°F (20°C) 0.5 in
April 70°F (21°C) 1.5 in
May 70°F (21°C) 4.7 in Warmest
June 69°F (21°C) 9.5 in Wettest
July 69°F (20°C) 7.2 in
August 68°F (20°C) 8.2 in
September 68°F (20°C) 8.5 in
October 67°F (20°C) 3.9 in
November 66°F (19°C) 0.8 in
December 65°F (18°C) 0.4 in

San Jerónimo Coatlán has a seasonal temperature swing of 6°F / from 64°F in January to 70°F in May. Total annual precipitation is 45.8 inches, with June being the wettest month (9.5") and January the driest (0.2").

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