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San Juan Chámacua, Mexico

Full City Profile

673 Population 0/sq mi density
899 ft Elevation 274 meters
84°F Avg Temperature 29°C
San Juan Chámacua has a warm climate with an average annual temperature of 84°F (29°C). Winters average 80°F in January while summers reach 84°F in July. The area gets 356 sunny days per year. Annual precipitation totals 35.0 inches. The area receives 0.0 inches of snow annually.

Temperature

80°F Jan (27°C) 84°F Jul (29°C)
Annual Average83.6°F
55% above US avg
January Average80°F (27°C)
July Average84°F (29°C)
Sunny Days356 days/yr

Geography

Elevation899 ft (274 m)
Area1,826.8 sq mi (4,731.5 km²)
Population Density0/sq mi
Coordinates18.2681°N, 100.6808°W
TimezoneAmerica/Mexico_City

Precipitation & Snow

Annual Rainfall 35.0"
8% below US avg
Snowfall 0.0"
Wettest Month (Jul) 9.72"
Driest Month (Mar) 0.08"

Air Quality

Earthquake History

1,303 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.2. Most recent: M4.4 on Jun 12, 2025.

Apr 18, 2014 9 km ENE of Coyuquilla Norte, Mexico M7.2 102 km
Jul 15, 1996 26 km NNE of Coyuquilla Norte, Mexico M6.8 80 km
Apr 18, 2002 27 km SSW of Nuxco, Mexico M6.8 144 km
May 22, 1997 5 km ENE of Churumuco de Morelos, Mexico M6.5 108 km
Dec 10, 1994 22 km SW of Guayameo, Mexico M6.5 76 km
May 8, 2014 3 km NNE of Nuxco, Mexico M6.4 115 km
Jun 21, 1999 20 km E of Coahuayutla de Guerrero, Mexico M6.3 91 km
May 23, 1994 4 km W of San Cristóbal, Mexico M6.3 20 km
Nov 15, 2012 8 km N of San José Poliutla, Mexico M6.1 33 km
Jan 1, 2004 6 km SW of Petatlán, Mexico M6.1 109 km
Apr 20, 1998 17 km ENE of Aratichanguío, Mexico M6.0 62 km
Apr 13, 2007 5 km SE of El Paraíso, Mexico M6.0 119 km
May 10, 2014 6 km W of Nuxco, Mexico M6.0 118 km
May 31, 1990 7 km NE of Nuxco, Mexico M6.0 112 km
Dec 29, 1999 19 km WSW of Guayameo, Mexico M5.9 79 km
Apr 18, 2002 24 km WSW of Papanoa, Mexico M5.9 130 km
Apr 28, 2008 21 km WNW of Tlacotepec, Mexico M5.8 72 km
Jan 1, 2004 13 km SSW of Petatlán, Mexico M5.7 116 km
May 1, 2012 19 km W of Placeres del Oro, Mexico M5.7 43 km
Apr 23, 1996 30 km SSW of Petatlán, Mexico M5.6 132 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2025 Erick Category 4 196 km
2024 John Category 3 142 km
2023 Otis Category 5 75 km
2023 Beatriz Category 1 202 km
2021 Rick Category 2 145 km
2017 Max Category 1 214 km
2015 Marty Category 1 246 km
2015 Carlos Category 1 208 km
2013 Raymond Category 3 245 km
2011 Hilary Category 4 253 km
2011 Beatriz Category 1 283 km
2009 Andres Category 1 271 km
2006 John Category 4 263 km
1997 Pauline Category 2 175 km
1996 Alma Category 2 184 km
1996 Hernan Category 1 229 km
1996 Boris Category 1 114 km
1993 Calvin Category 2 237 km
1992 Virgil Category 4 239 km
1989 Cosme Category 1 234 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

7 tsunamis recorded within 500 km. Highest wave on record: 1.3 m (4 ft).

Year Location Cause Max Wave Deaths Distance
1979 S. MEXICO Earthquake 1.3 m 5 81 km
1985 MEXICO Earthquake 1.2 m 115 km
2014 S. MEXICO Earthquake 0.4 m 102 km
1981 MEXICO Earthquake 0.1 m 3 150 km
2002 S. MEXICO Earthquake 144 km
1933 MEXICO Earthquake 99 km
1845 S. MEXICO Earthquake 141 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

3 volcanoes within 200 km. Closest: Zitacuaro-Valle de Bravo (134 km).

Name Type Elevation Last Eruption Distance
Zitacuaro-Valle de Bravo Caldera 3,500 m (11,483 ft) -3050 134 km
Toluca, Nevado de Stratovolcano 4,680 m (15,354 ft) -1350 135 km
Chichinautzin Volcanic field 3,930 m (12,894 ft) 400 187 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 80°F (27°C) 0.5 in
February 80°F (27°C) 0.1 in
March 83°F (29°C) 0.1 in Driest
April 87°F (30°C) 0.1 in
May 88°F (31°C) 1.1 in Warmest
June 84°F (29°C) 7.2 in
July 84°F (29°C) 9.7 in Wettest
August 80°F (27°C) 9.6 in
September 80°F (27°C) 9.1 in
October 81°F (27°C) 3.3 in
November 80°F (27°C) 0.4 in
December 79°F (26°C) 0.1 in Coldest

San Juan Chámacua has a seasonal temperature swing of 10°F / from 79°F in December to 88°F in May. Total annual precipitation is 41.4 inches, with July being the wettest month (9.7") and March the driest (0.1").

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