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Weather & Climate in San Marcos Yachihuacaltepec, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Marcos Yachihuacaltepec experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 44°F in January while summers reach 50°F in July / relatively mild seasonal variation. The area gets 353 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 42.1 inches. The area receives 1.1 inches of snow annually. The city sits at an elevation of 8,658 feet.
Temperature
44°F Jan (7°C)
50°F Jul (10°C)
| Annual Average | 48.7°F |
| 10% below US avg | |
| January Average | 44°F (7°C) |
| July Average | 50°F (10°C) |
| Sunny Days | 353 days/yr |
Geography
| Elevation | 8,658 ft (2,639 m) |
| Area | 300.6 sq mi (778.5 km²) |
| Population Density | 20/sq mi |
| Coordinates | 19.3232°N, 99.6791°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
248 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.1.
| Nov 15, 2012 | 8 km N of San José Poliutla, Mexico | M6.1 | 131 km | 53 km |
| Jul 21, 2000 | 12 km NW of Jolalpan, Mexico | M5.9 | 129 km | 80 km |
| Jun 16, 2013 | 5 km N of Tequicuilco, Mexico | M5.8 | 139 km | 52 km |
| Aug 15, 2009 | 3 km NE of San Miguel Totolapan, Mexico | M5.5 | 146 km | 57 km |
| May 16, 2018 | Guerrero-Michoacan border region, Mexico | M5.0 | 149 km | 51 km |
| Feb 28, 2025 | 3 km NE of Pololcingo, Mexico | M5.0 | 119 km | 65 km |
| Jul 19, 1993 | 4 km W of San Antonio del Rosario, Mexico | M4.9 | 125 km | 56 km |
| May 20, 2014 | 20 km WSW of Apaxtla de Castrejón, Mexico | M4.9 | 150 km | 54 km |
| Sep 24, 1991 | 1 km E of Huetamo de Núñez, Mexico | M4.8 | 148 km | 77 km |
| Aug 29, 1993 | 3 km NNE of Querendas, Mexico | M4.8 | 145 km | 87 km |
| May 26, 2005 | 7 km ESE of Cocula, Mexico | M4.7 | 123 km | 93 km |
| Apr 22, 1994 | 7 km ESE of Palmar Chico, Mexico | M4.6 | 98 km | 70 km |
| Apr 5, 2022 | 17 km NNW of Tuzantla, Mexico | M4.5 | 102 km | 4 km |
| Jun 29, 2013 | 10 km WNW of Tequicuilco, Mexico | M4.5 | 137 km | 55 km |
| Nov 29, 1990 | 0 km NNE of Changata, Mexico | M4.4 | 150 km | 85 km |
| May 22, 2013 | 2 km SE of Salguero, Mexico | M4.4 | 142 km | 70 km |
| Sep 11, 2019 | 2 km SSW of Maxela, Mexico | M4.4 | 144 km | 56 km |
| Jun 26, 2006 | 14 km SW of Apaxtla de Castrejón, Mexico | M4.3 | 148 km | 54 km |
| Jun 21, 1996 | 4 km ENE of Villa Madero, Mexico | M4.3 | 125 km | 61 km |
| Jul 17, 2007 | 4 km NNE of San Lucas, Mexico | M4.3 | 138 km | 37 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
13 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Erick | Category 2 | 75 mph | 250 km |
| 2024 | John | Category 2 | 98 mph | 225 km |
| 2023 | Otis | Category 5 | 167 mph | 192 km |
| 2021 | Grace | Category 3 | 121 mph | 245 km |
| 2021 | Rick | Category 2 | 104 mph | 287 km |
| 2007 | Dean | Category 2 | 98 mph | 281 km |
| 2007 | Lorenzo | Category 1 | 75 mph | 300 km |
| 1997 | Pauline | Category 1 | 81 mph | 258 km |
| 1996 | Boris | Category 1 | 92 mph | 265 km |
| 1993 | Gert | Category 2 | 98 mph | 244 km |
| 1990 | Diana | Category 2 | 98 mph | 296 km |
| 1989 | Cosme | Category 1 | 75 mph | 279 km |
| 1988 | Debby | Category 1 | 75 mph | 292 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
6 volcanoes within 200 km. Closest: Toluca, Nevado de (25 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Toluca, Nevado de | Stratovolcano | 4,680 m (15,354 ft) | -1350 | 25 km |
| Zitacuaro-Valle de Bravo | Caldera | 3,500 m (11,483 ft) | -3050 | 61 km |
| Chichinautzin | Volcanic field | 3,930 m (12,894 ft) | 400 | 64 km |
| Papayo | Lava dome | 3,600 m (11,811 ft) | Unknown | 103 km |
| Iztaccihuatl | Stratovolcano | 5,230 m (17,159 ft) | Unknown | 110 km |
| Popocatepetl | Stratovolcano(es) | 5,393 m (17,694 ft) | 2020 | 116 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 0.7 in | Coldest |
| February | 51°F (10°C) | 0.4 in | Driest |
| March | 54°F (12°C) | 0.6 in | |
| April | 56°F (13°C) | 1.1 in | |
| May | 57°F (14°C) | 3.4 in | Warmest |
| June | 57°F (14°C) | 6.7 in | |
| July | 50°F (10°C) | 7.7 in | Wettest |
| August | 56°F (13°C) | 7.5 in | |
| September | 56°F (13°C) | 6.5 in | |
| October | 54°F (12°C) | 3.0 in | |
| November | 52°F (11°C) | 1.0 in | |
| December | 50°F (10°C) | 0.5 in |
San Marcos Yachihuacaltepec has a seasonal temperature swing of 13°F / from 44°F in January to 57°F in May. Total annual precipitation is 39.0 inches, with July being the wettest month (7.7") and February the driest (0.4").