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Weather & Climate in Ejido Santa María Tianguistenco (Ejido el Rosario), Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ejido Santa María Tianguistenco (Ejido el Rosario) 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 7,687 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 | 7,687 ft (2,343 m) |
| Area | 299.9 sq mi (776.8 km²) |
| Population Density | 3/sq mi |
| Coordinates | 19.6540°N, 99.2677°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
167 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.1.
| Sep 19, 2017 | 1 km S of Matzaco, Mexico | M7.1 | 148 km | 48 km |
| Jul 21, 2000 | 12 km NW of Jolalpan, Mexico | M5.9 | 143 km | 80 km |
| Apr 5, 2022 | 17 km NNW of Tuzantla, Mexico | M4.5 | 150 km | 4 km |
| Mar 15, 1998 | 2 km NE of Macutzio, Mexico | M4.2 | 114 km | 15 km |
| Feb 4, 2003 | Puebla region, Mexico | M4.1 | 113 km | 1 km |
| Mar 12, 2000 | 1 km SE of Teocalco, Mexico | M4.1 | 47 km | 5 km |
| May 6, 2013 | 12 km NW of San Pedro Benito Juárez, Mexico | M4.1 | 97 km | 1 km |
| Mar 4, 2000 | 3 km NE of Tulcingo, Mexico | M4.1 | 115 km | 0 km |
| Jul 17, 2012 | 12 km NNW of Ixcapuzalco, Mexico | M4.1 | 134 km | 76 km |
| Apr 21, 1998 | central Mexico | M4.1 | 98 km | 0 km |
| Mar 21, 1998 | 8 km W of San Mateo Ozolco, Mexico | M4.1 | 93 km | 5 km |
| Sep 21, 1998 | 1 km W of San Mateo Ozolco, Mexico | M4.0 | 99 km | 1 km |
| May 30, 2007 | 4 km SSW of Lomas de Tepemecatl, Mexico | M4.0 | 50 km | 15 km |
| Aug 7, 2005 | 2 km W of San Isidro, Mexico | M4.0 | 70 km | 5 km |
| Nov 3, 2002 | 8 km SW of José María Morelos, Mexico | M4.0 | 137 km | 5 km |
| Sep 23, 2013 | 2 km ENE of Chilcuautla, Mexico | M4.0 | 76 km | 5 km |
| Apr 27, 1998 | 4 km SW of San Nicolás de los Ranchos, Mexico | M4.0 | 105 km | 1 km |
| Sep 22, 1998 | 3 km WNW of Xalitzintla, Mexico | M4.0 | 99 km | 1 km |
| Jun 21, 2013 | 1 km S of Atlacahualoya, Mexico | M4.0 | 138 km | 2 km |
| Apr 17, 2010 | 5 km SSE of Pozuelos, Mexico | M4.0 | 92 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
14 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Erick | Category 1 | 75 mph | 284 km |
| 2024 | John | Category 1 | — | 268 km |
| 2023 | Otis | Category 4 | 98 mph | 243 km |
| 2021 | Grace | Category 3 | 121 mph | 189 km |
| 2017 | Franklin | Category 1 | 81 mph | 282 km |
| 2017 | Katia | Category 1 | 81 mph | 250 km |
| 2010 | Karl | Category 2 | 104 mph | 272 km |
| 2007 | Dean | Category 2 | 98 mph | 226 km |
| 2007 | Lorenzo | Category 1 | 75 mph | 245 km |
| 1997 | Pauline | Category 1 | — | 299 km |
| 1996 | Dolly | Category 1 | 81 mph | 271 km |
| 1993 | Gert | Category 2 | 98 mph | 190 km |
| 1990 | Diana | Category 2 | 98 mph | 239 km |
| 1988 | Debby | Category 1 | 75 mph | 236 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
8 volcanoes within 200 km. Closest: Chichinautzin (65 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chichinautzin | Volcanic field | 3,930 m (12,894 ft) | 400 | 65 km |
| Papayo | Lava dome | 3,600 m (11,811 ft) | Unknown | 71 km |
| Toluca, Nevado de | Stratovolcano | 4,680 m (15,354 ft) | -1350 | 80 km |
| Iztaccihuatl | Stratovolcano | 5,230 m (17,159 ft) | Unknown | 84 km |
| Popocatepetl | Stratovolcano(es) | 5,393 m (17,694 ft) | 2020 | 98 km |
| Zitacuaro-Valle de Bravo | Caldera | 3,500 m (11,483 ft) | -3050 | 107 km |
| Humeros, Los | Caldera(s) | 3,150 m (10,335 ft) | -4470 | 190 km |
| Serdan-Oriental | Tuff cone(s) | 3,485 m (11,434 ft) | Unknown | 193 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 0.4 in | Coldest |
| February | 56°F (14°C) | 0.4 in | |
| March | 60°F (16°C) | 0.5 in | |
| April | 63°F (17°C) | 1.0 in | |
| May | 64°F (18°C) | 2.3 in | Warmest |
| June | 63°F (17°C) | 5.4 in | |
| July | 50°F (10°C) | 6.3 in | Wettest |
| August | 62°F (17°C) | 5.9 in | |
| September | 62°F (16°C) | 4.9 in | |
| October | 60°F (15°C) | 2.3 in | |
| November | 57°F (14°C) | 0.4 in | |
| December | 55°F (13°C) | 0.3 in | Driest |
Ejido Santa María Tianguistenco (Ejido el Rosario) has a seasonal temperature swing of 20°F / from 44°F in January to 64°F in May. Total annual precipitation is 30.1 inches, with July being the wettest month (6.3") and December the driest (0.3").