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Weather & Climate in San Diego de Alcalá, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Diego de Alcalá enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 60°F in January while summers reach 68°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 19.9 inches (drier than the 38-inch national average). The city sits at an elevation of 6,611 feet.
Temperature
60°F Jan (16°C)
68°F Jul (20°C)
| Annual Average | 66.2°F |
| 23% above US avg | |
| January Average | 60°F (16°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 355 days/yr |
Geography
| Elevation | 6,611 ft (2,015 m) |
| Area | 483.0 sq mi (1,251.0 km²) |
| Population Density | 2/sq mi |
| Coordinates | 20.0306°N, 100.8635°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
30 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Oct 12, 1997 | 12 km E of Poturo, Mexico | M4.6 | 149 km | 101 km |
| Apr 5, 2022 | 17 km NNW of Tuzantla, Mexico | M4.5 | 80 km | 4 km |
| May 26, 2014 | 20 km E of Poturo, Mexico | M4.5 | 144 km | 72 km |
| Nov 28, 1995 | 32 km NNE of Aratichanguío, Mexico | M4.5 | 148 km | 89 km |
| Mar 15, 1998 | 2 km NE of Macutzio, Mexico | M4.2 | 79 km | 15 km |
| Aug 14, 2000 | 23 km SSW of Carácuaro, Mexico | M4.2 | 139 km | 33 km |
| Oct 10, 2011 | 10 km NNW of Huetamo de Núñez, Mexico | M4.2 | 146 km | 105 km |
| Apr 30, 2006 | 5 km SSE of San Diego de Alcalá, Mexico | M4.2 | 5 km | 15 km |
| Feb 20, 2005 | 5 km S of Pomacuarán, Mexico | M4.1 | 140 km | 40 km |
| Dec 18, 2001 | 7 km NE of La Huacana, Mexico | M4.1 | 147 km | 53 km |
| Sep 4, 2002 | 2 km SSW of Zipiajo, Mexico | M4.1 | 78 km | 4 km |
| May 5, 1997 | 23 km SSE of Turicato, Mexico | M4.1 | 139 km | 86 km |
| Nov 19, 2000 | 6 km N of Uruapan, Mexico | M4.0 | 141 km | 66 km |
| Jun 27, 2006 | 4 km ENE of Cuerámaro, Mexico | M3.9 | 106 km | 67 km |
| Mar 2, 2008 | 1 km NNW of Camémbaro, Mexico | M3.9 | 81 km | 19 km |
| Jul 21, 2007 | 1 km W of Valle Verde, Mexico | M3.9 | 81 km | 6 km |
| Oct 7, 1999 | 4 km SSE of Queréndaro, Mexico | M3.8 | 28 km | 29 km |
| Jul 5, 2002 | 5 km NNE of San Pedro Tenayac, Mexico | M3.8 | 128 km | 98 km |
| Nov 15, 2000 | 9 km SSE of Carapán, Mexico | M3.8 | 121 km | 58 km |
| May 28, 2008 | 2 km NE of Rincón de Curungueo, Mexico | M3.7 | 82 km | 6 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
5 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Otis | Category 2 | 98 mph | 266 km |
| 2021 | Rick | Category 2 | 104 mph | 219 km |
| 1996 | Alma | Category 2 | 104 mph | 278 km |
| 1996 | Boris | Category 1 | 92 mph | 204 km |
| 1993 | Gert | Category 1 | 75 mph | 292 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Michoacan-Guanajuato (95 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Michoacan-Guanajuato | Pyroclastic cone(s) | 3,860 m (12,664 ft) | 1952 | 95 km |
| Zitacuaro-Valle de Bravo | Caldera | 3,500 m (11,483 ft) | -3050 | 95 km |
| Toluca, Nevado de | Stratovolcano | 4,680 m (15,354 ft) | -1350 | 155 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 60°F (16°C) | 0.6 in | |
| February | 59°F (15°C) | 0.3 in | |
| March | 63°F (17°C) | 0.2 in | Driest |
| April | 67°F (19°C) | 0.4 in | |
| May | 69°F (21°C) | 1.4 in | Warmest |
| June | 68°F (20°C) | 4.9 in | |
| July | 68°F (20°C) | 7.0 in | Wettest |
| August | 64°F (18°C) | 6.8 in | |
| September | 64°F (18°C) | 5.0 in | |
| October | 62°F (17°C) | 1.9 in | |
| November | 60°F (15°C) | 0.4 in | |
| December | 57°F (14°C) | 0.3 in | Coldest |
San Diego de Alcalá has a seasonal temperature swing of 12°F / from 57°F in December to 69°F in May. Total annual precipitation is 29.1 inches, with July being the wettest month (7.0") and March the driest (0.2").