San Francisco del Río, Mexico

Full City Profile

856 Population 5/sq mi density

8,366 ft Elevation 2,550 meters

57°F Avg Temperature 14°C

San Francisco del Río 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 Average	57.2°F
	6% above US avg
January Average	52°F (11°C)
July Average	59°F (15°C)
Sunny Days	352 days/yr

Geography

Elevation	8,366 ft (2,550 m)
Area	185.2 sq mi (479.7 km²)
Population Density	5/sq mi
Coordinates	19.6919°N, 99.8939°W
Timezone	America/Mexico_City

Precipitation & Snow

Annual Rainfall 31.9"

16% below US avg

Snowfall 0.0"

Wettest Month (Jul) 7.40"

Driest Month (Feb) 0.39"

Air Quality

Earthquake History

134 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M2.9 on Sep 26, 2024.

Apr 22, 1994	7 km ESE of Palmar Chico, Mexico	M4.6	122 km
Apr 5, 2022	17 km NNW of Tuzantla, Mexico	M4.5	89 km
Jul 17, 2007	4 km NNE of San Lucas, Mexico	M4.3	150 km
Apr 30, 2006	5 km SSE of San Diego de Alcalá, Mexico	M4.2	104 km
Mar 15, 1998	2 km NE of Macutzio, Mexico	M4.2	51 km
May 28, 2007	6 km NNE of Acapetlahuaya, Mexico	M4.1	136 km
Mar 12, 2000	1 km SE of Teocalco, Mexico	M4.1	78 km
Mar 2, 2002	8 km SW of Acapetlahuaya, Mexico	M4.1	150 km
Jul 17, 2012	12 km NNW of Ixcapuzalco, Mexico	M4.1	119 km
Sep 23, 2013	2 km ENE of Chilcuautla, Mexico	M4.0	102 km
Aug 7, 2005	2 km W of San Isidro, Mexico	M4.0	134 km
May 30, 2007	4 km SSW of Lomas de Tepemecatl, Mexico	M4.0	86 km
Apr 17, 2010	5 km SSE of Pozuelos, Mexico	M4.0	123 km
Jul 21, 2007	1 km W of Valle Verde, Mexico	M3.9	55 km
Mar 2, 2008	1 km NNW of Camémbaro, Mexico	M3.9	60 km
May 20, 2010	3 km N of La Estancia, Mexico	M3.9	127 km
Feb 15, 1999	5 km SW of Zacapuato, Mexico	M3.9	141 km
Mar 17, 2003	3 km SE of San Pedro Limón, Mexico	M3.8	132 km
Sep 5, 2002	1 km NNW of Juárez Coronaco, Mexico	M3.8	148 km
Apr 16, 2005	2 km WNW of Santa María Chimalhuacán, Mexico	M3.8	101 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	295 km
2024	John	Category 1	266 km
2023	Otis	Category 4	226 km
2021	Grace	Category 3	246 km
2021	Rick	Category 2	280 km
2007	Dean	Category 1	285 km
1997	Pauline	Category 1	300 km
1996	Boris	Category 1	266 km
1993	Gert	Category 2	228 km
1990	Diana	Category 1	293 km
1988	Debby	Category 1	293 km

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

Nearby Volcanoes

7 volcanoes within 200 km. Closest: Zitacuaro-Valle de Bravo (50 km).

Name	Type	Elevation	Last Eruption	Distance
Zitacuaro-Valle de Bravo	Caldera	3,500 m (11,483 ft)	-3050	50 km
Toluca, Nevado de	Stratovolcano	4,680 m (15,354 ft)	-1350	67 km
Chichinautzin	Volcanic field	3,930 m (12,894 ft)	400	105 km
Papayo	Lava dome	3,600 m (11,811 ft)	Unknown	132 km
Iztaccihuatl	Stratovolcano	5,230 m (17,159 ft)	Unknown	143 km
Popocatepetl	Stratovolcano(es)	5,393 m (17,694 ft)	2020	153 km
Michoacan-Guanajuato	Pyroclastic cone(s)	3,860 m (12,664 ft)	1952	195 km

Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	52°F (11°C)	0.7 in
February	52°F (11°C)	0.4 in	Driest
March	55°F (13°C)	0.4 in
April	58°F (15°C)	0.8 in
May	60°F (16°C)	2.3 in	Warmest
June	60°F (15°C)	5.8 in
July	59°F (15°C)	7.4 in	Wettest
August	58°F (14°C)	6.2 in
September	58°F (14°C)	5.6 in
October	55°F (13°C)	2.7 in
November	53°F (11°C)	0.7 in
December	50°F (10°C)	0.4 in	Coldest

San Francisco del Río has a seasonal temperature swing of 10°F / from 50°F in December to 60°F in May. Total annual precipitation is 33.5 inches, with July being the wettest month (7.4") and February the driest (0.4").

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