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San Ildefonso, Mexico

Full City Profile

4,371 Population 24/sq mi density
8,330 ft Elevation 2,539 meters
57°F Avg Temperature 14°C
San Ildefonso enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 52°F in January while summers reach 59°F in July. The area gets 352 sunny days per year. Annual precipitation totals 31.9 inches. The area receives 0.0 inches of snow annually.

Temperature

52°F Jan (11°C) 59°F Jul (15°C)
Annual Average57.2°F
6% above US avg
January Average52°F (11°C)
July Average59°F (15°C)
Sunny Days352 days/yr

Geography

Elevation8,330 ft (2,539 m)
Area185.2 sq mi (479.7 km²)
Population Density24/sq mi
Coordinates19.5611°N, 99.7858°W
TimezoneAmerica/Mexico_City

Precipitation & Snow

Annual Rainfall 31.9"
16% below US avg
Snowfall 0.0"
Wettest Month (Jul) 8.98"
Driest Month (Feb) 0.39"

Air Quality

Earthquake History

180 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.1. Most recent: M5.0 on Feb 28, 2025.

Nov 15, 2012 8 km N of San José Poliutla, Mexico M6.1 149 km
Feb 28, 2025 3 km NE of Pololcingo, Mexico M5.0 147 km
Jul 19, 1993 4 km W of San Antonio del Rosario, Mexico M4.9 142 km
Apr 22, 1994 7 km ESE of Palmar Chico, Mexico M4.6 114 km
Apr 5, 2022 17 km NNW of Tuzantla, Mexico M4.5 95 km
Jul 17, 2007 4 km NNE of San Lucas, Mexico M4.3 146 km
Jun 21, 1996 4 km ENE of Villa Madero, Mexico M4.3 142 km
Apr 30, 2006 5 km SSE of San Diego de Alcalá, Mexico M4.2 120 km
Mar 15, 1998 2 km NE of Macutzio, Mexico M4.2 59 km
Jul 17, 2012 12 km NNW of Ixcapuzalco, Mexico M4.1 106 km
Mar 21, 1998 8 km W of San Mateo Ozolco, Mexico M4.1 135 km
Mar 4, 2000 3 km NE of Tulcingo, Mexico M4.1 149 km
May 28, 2007 6 km NNE of Acapetlahuaya, Mexico M4.1 124 km
Mar 12, 2000 1 km SE of Teocalco, Mexico M4.1 79 km
Apr 21, 1998 central Mexico M4.1 137 km
Mar 2, 2002 8 km SW of Acapetlahuaya, Mexico M4.1 138 km
May 6, 2013 12 km NW of San Pedro Benito Juárez, Mexico M4.1 135 km
Apr 17, 2010 5 km SSE of Pozuelos, Mexico M4.0 126 km
Sep 23, 2013 2 km ENE of Chilcuautla, Mexico M4.0 106 km
Aug 7, 2005 2 km W of San Isidro, Mexico M4.0 125 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2025 Erick Category 1 278 km
2024 John Category 2 251 km
2023 Otis Category 4 214 km
2021 Grace Category 3 242 km
2021 Rick Category 2 285 km
2007 Dean Category 2 280 km
2007 Lorenzo Category 1 299 km
1997 Pauline Category 1 285 km
1996 Boris Category 1 269 km
1993 Gert Category 2 231 km
1990 Diana Category 2 290 km
1988 Debby Category 1 289 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Nearby Volcanoes

6 volcanoes within 200 km. Closest: Toluca, Nevado de (51 km).

Name Type Elevation Last Eruption Distance
Toluca, Nevado de Stratovolcano 4,680 m (15,354 ft) -1350 51 km
Zitacuaro-Valle de Bravo Caldera 3,500 m (11,483 ft) -3050 52 km
Chichinautzin Volcanic field 3,930 m (12,894 ft) 400 87 km
Papayo Lava dome 3,600 m (11,811 ft) Unknown 117 km
Iztaccihuatl Stratovolcano 5,230 m (17,159 ft) Unknown 127 km
Popocatepetl Stratovolcano(es) 5,393 m (17,694 ft) 2020 136 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 52°F (11°C) 0.8 in
February 52°F (11°C) 0.4 in Driest
March 55°F (13°C) 0.4 in
April 58°F (14°C) 0.9 in
May 60°F (16°C) 3.0 in Warmest
June 60°F (15°C) 7.6 in
July 59°F (15°C) 9.0 in Wettest
August 58°F (14°C) 8.0 in
September 58°F (14°C) 6.7 in
October 56°F (13°C) 3.0 in
November 53°F (12°C) 0.8 in
December 51°F (10°C) 0.5 in Coldest

San Ildefonso has a seasonal temperature swing of 10°F / from 51°F in December to 60°F in May. Total annual precipitation is 41.0 inches, with July being the wettest month (9.0") and February the driest (0.4").

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