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Weather & Climate in La Unión Ejido Mexcaltepec, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
La Unión Ejido Mexcaltepec enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 53°F in January while summers reach 60°F in July / relatively mild seasonal variation. The area gets 355 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 17.3 inches (drier than the 38-inch national average). The city sits at an elevation of 8,235 feet.
Temperature
53°F Jan (12°C)
60°F Jul (15°C)
| Annual Average | 57.6°F |
| 7% above US avg | |
| January Average | 53°F (12°C) |
| July Average | 60°F (15°C) |
| Sunny Days | 355 days/yr |
Geography
| Elevation | 8,235 ft (2,510 m) |
| Area | 134.6 sq mi (348.7 km²) |
| Population Density | 10/sq mi |
| Coordinates | 19.6081°N, 97.7106°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
115 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 | 143 km | 48 km |
| Jun 15, 1999 | 1 km SE of Texcala, Mexico | M7.0 | 139 km | 70 km |
| May 6, 1994 | 7 km NE of San Vicente Boquerón, Mexico | M5.3 | 145 km | 56 km |
| Feb 3, 2010 | 5 km NE of Xayacatlán de Bravo, Mexico | M4.9 | 150 km | 88 km |
| Feb 8, 2016 | 5 km WSW of Atecax, Mexico | M4.7 | 32 km | 10 km |
| Sep 3, 2013 | Gulf of America | M4.3 | 123 km | 17 km |
| Mar 21, 1998 | 8 km W of San Mateo Ozolco, Mexico | M4.1 | 108 km | 5 km |
| Mar 4, 2000 | 3 km NE of Tulcingo, Mexico | M4.1 | 123 km | 0 km |
| Jul 6, 2012 | 7 km NNW of Los Ídolos, Mexico | M4.1 | 123 km | 17 km |
| Apr 21, 1998 | central Mexico | M4.1 | 112 km | 0 km |
| Jan 21, 2002 | 2 km S of El Carmen, Mexico | M4.1 | 69 km | 97 km |
| Sep 28, 2011 | Gulf of America | M4.1 | 113 km | 23 km |
| May 6, 2013 | 12 km NW of San Pedro Benito Juárez, Mexico | M4.1 | 117 km | 1 km |
| Feb 4, 2003 | Puebla region, Mexico | M4.1 | 113 km | 1 km |
| Aug 11, 2000 | Gulf of America | M4.1 | 137 km | 5 km |
| Aug 7, 2005 | 2 km W of San Isidro, Mexico | M4.0 | 97 km | 5 km |
| Nov 3, 2002 | 8 km SW of José María Morelos, Mexico | M4.0 | 52 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 | 105 km | 1 km |
| Sep 21, 1998 | 1 km W of San Mateo Ozolco, Mexico | M4.0 | 103 km | 1 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
11 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2021 | Grace | Category 3 | 121 mph | 99 km |
| 2017 | Katia | Category 2 | 104 mph | 127 km |
| 2017 | Franklin | Category 1 | 86 mph | 124 km |
| 2010 | Karl | Category 3 | 127 mph | 124 km |
| 2007 | Dean | Category 2 | 98 mph | 108 km |
| 2007 | Lorenzo | Category 1 | 81 mph | 118 km |
| 2000 | Keith | Category 1 | 86 mph | 240 km |
| 1996 | Dolly | Category 1 | 81 mph | 222 km |
| 1993 | Gert | Category 2 | 98 mph | 177 km |
| 1990 | Diana | Category 2 | 98 mph | 147 km |
| 1988 | Debby | Category 1 | 75 mph | 129 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
11 volcanoes within 200 km. Closest: Humeros, Los (28 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Humeros, Los | Caldera(s) | 3,150 m (10,335 ft) | -4470 | 28 km |
| Serdan-Oriental | Tuff cone(s) | 3,485 m (11,434 ft) | Unknown | 45 km |
| Gloria, La | Volcanic field | 3,500 m (11,483 ft) | Unknown | 57 km |
| Cofre de Perote | Shield(s) | 4,282 m (14,049 ft) | 1150 | 60 km |
| Cumbres, Las | Stratovolcano | 3,940 m (12,927 ft) | -3920 | 69 km |
| Orizaba, Pico de | Stratovolcano | 5,564 m (18,255 ft) | 1846 | 79 km |
| Naolinco Volcanic Field | Pyroclastic cone(s) | 2,000 m (6,562 ft) | -1200 | 101 km |
| Iztaccihuatl | Stratovolcano | 5,230 m (17,159 ft) | Unknown | 109 km |
| Papayo | Lava dome | 3,600 m (11,811 ft) | Unknown | 109 km |
| Popocatepetl | Stratovolcano(es) | 5,393 m (17,694 ft) | 2020 | 116 km |
| Chichinautzin | Volcanic field | 3,930 m (12,894 ft) | 400 | 160 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 53°F (12°C) | 0.5 in | |
| February | 51°F (11°C) | 0.5 in | |
| March | 55°F (13°C) | 0.7 in | |
| April | 58°F (14°C) | 1.6 in | |
| May | 59°F (15°C) | 2.6 in | |
| June | 58°F (15°C) | 5.0 in | Wettest |
| July | 60°F (15°C) | 4.1 in | Warmest |
| August | 57°F (14°C) | 4.1 in | |
| September | 57°F (14°C) | 4.5 in | |
| October | 55°F (13°C) | 2.8 in | |
| November | 52°F (11°C) | 0.9 in | |
| December | 51°F (10°C) | 0.4 in | Coldest, Driest |
La Unión Ejido Mexcaltepec has a seasonal temperature swing of 9°F / from 51°F in December to 60°F in July. Total annual precipitation is 27.7 inches, with June being the wettest month (5.0") and December the driest (0.4").