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Francisco Serrato (San Bartolo), Mexico

Full City Profile

2,396 Population 8/sq mi density
8,212 ft Elevation 2,503 meters
68°F Avg Temperature 20°C
Francisco Serrato (San Bartolo) enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 63°F in January while summers reach 69°F in July. The area gets 356 sunny days per year. Annual precipitation totals 19.6 inches. The area receives 0.0 inches of snow annually.

Temperature

63°F Jan (17°C) 69°F Jul (21°C)
Annual Average68.1°F
26% above US avg
January Average63°F (17°C)
July Average69°F (21°C)
Sunny Days356 days/yr

Geography

Elevation8,212 ft (2,503 m)
Area300.3 sq mi (777.9 km²)
Population Density8/sq mi
Coordinates19.5068°N, 100.2600°W
TimezoneAmerica/Mexico_City

Precipitation & Snow

Annual Rainfall 19.6"
49% below US avg
Snowfall 0.0"
Wettest Month (Jul) 8.35"
Driest Month (Mar) 0.43"

Air Quality

Earthquake History

191 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.1. Most recent: M2.9 on Sep 26, 2024.

Nov 15, 2012 8 km N of San José Poliutla, Mexico M6.1 130 km
Apr 20, 1998 17 km ENE of Aratichanguío, Mexico M6.0 148 km
Aug 15, 2009 3 km NE of San Miguel Totolapan, Mexico M5.5 148 km
Dec 20, 1995 15 km NW of Zirándaro de los Chávez, Mexico M5.3 134 km
Jun 2, 2011 24 km N of Aratichanguío, Mexico M5.3 144 km
Apr 29, 2008 19 km W of Huetamo de Núñez, Mexico M5.3 129 km
Jul 21, 2003 14 km W of Huetamo de Núñez, Mexico M5.2 128 km
Aug 12, 2022 10 km E of Zirándaro de los Chávez, Mexico M5.2 131 km
Jul 16, 2023 3 km W of Paso de Arena, Mexico M5.1 149 km
May 16, 2018 Guerrero-Michoacan border region, Mexico M5.0 145 km
Jul 19, 1993 4 km W of San Antonio del Rosario, Mexico M4.9 124 km
Mar 22, 2019 10 km SSE of Zirándaro de los Chávez, Mexico M4.9 143 km
Sep 24, 1991 1 km E of Huetamo de Núñez, Mexico M4.8 118 km
Aug 29, 1993 3 km NNE of Querendas, Mexico M4.8 132 km
Nov 17, 1991 21 km NW of Zirándaro de los Chávez, Mexico M4.8 137 km
Oct 12, 1997 12 km E of Poturo, Mexico M4.6 150 km
Sep 21, 1995 29 km W of Huetamo de Núñez, Mexico M4.6 133 km
Apr 22, 1994 7 km ESE of Palmar Chico, Mexico M4.6 94 km
May 7, 2024 11 km NNE of Santa Teresa, Mexico M4.5 131 km
May 26, 2014 20 km E of Poturo, Mexico M4.5 142 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2025 Erick Category 1 286 km
2024 John Category 2 250 km
2023 Otis Category 4 201 km
2021 Rick Category 2 237 km
2021 Grace Category 1 289 km
1997 Pauline Category 1 285 km
1996 Alma Category 2 281 km
1996 Boris Category 1 223 km
1993 Gert Category 2 271 km
1984 Odile Category 2 296 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Nearby Volcanoes

7 volcanoes within 200 km. Closest: Zitacuaro-Valle de Bravo (12 km).

Name Type Elevation Last Eruption Distance
Zitacuaro-Valle de Bravo Caldera 3,500 m (11,483 ft) -3050 12 km
Toluca, Nevado de Stratovolcano 4,680 m (15,354 ft) -1350 69 km
Chichinautzin Volcanic field 3,930 m (12,894 ft) 400 128 km
Michoacan-Guanajuato Pyroclastic cone(s) 3,860 m (12,664 ft) 1952 161 km
Papayo Lava dome 3,600 m (11,811 ft) Unknown 165 km
Iztaccihuatl Stratovolcano 5,230 m (17,159 ft) Unknown 174 km
Popocatepetl Stratovolcano(es) 5,393 m (17,694 ft) 2020 180 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 63°F (17°C) 0.9 in
February 48°F (9°C) 0.5 in
March 51°F (11°C) 0.4 in Driest
April 54°F (12°C) 0.8 in
May 56°F (13°C) 2.6 in
June 56°F (13°C) 6.4 in
July 69°F (21°C) 8.4 in Warmest, Wettest
August 55°F (13°C) 7.8 in
September 55°F (13°C) 6.5 in
October 53°F (11°C) 3.4 in
November 50°F (10°C) 0.9 in
December 48°F (9°C) 0.6 in Coldest

Francisco Serrato (San Bartolo) has a seasonal temperature swing of 22°F / from 48°F in December to 69°F in July. Total annual precipitation is 39.2 inches, with July being the wettest month (8.4") and March the driest (0.4").

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