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Weather & Climate in San Antonio del Rosario, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Antonio del Rosario has a warm climate with an average annual temperature of 84°F (29°C). Winters average 80°F in January while summers reach 84°F in July / relatively mild seasonal variation. The area gets 356 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 35.0 inches. The city sits at an elevation of 1,263 feet.
Temperature
80°F Jan (27°C)
84°F Jul (29°C)
| Annual Average | 83.6°F |
| 55% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 356 days/yr |
Geography
| Elevation | 1,263 ft (385 m) |
| Area | 293.6 sq mi (760.5 km²) |
| Population Density | 5/sq mi |
| Coordinates | 18.4001°N, 100.3087°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
859 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.2.
| Apr 18, 2014 | 9 km ENE of Coyuquilla Norte, Mexico | M7.2 | 132 km | 24 km |
| Jul 15, 1996 | 26 km NNE of Coyuquilla Norte, Mexico | M6.8 | 113 km | 18 km |
| Dec 10, 1994 | 22 km SW of Guayameo, Mexico | M6.5 | 117 km | 48 km |
| May 22, 1997 | 5 km ENE of Churumuco de Morelos, Mexico | M6.5 | 140 km | 70 km |
| May 8, 2014 | 3 km NNE of Nuxco, Mexico | M6.4 | 138 km | 17 km |
| Jun 21, 1999 | 20 km E of Coahuayutla de Guerrero, Mexico | M6.3 | 130 km | 69 km |
| May 23, 1994 | 4 km W of San Cristóbal, Mexico | M6.3 | 35 km | 55 km |
| Nov 15, 2012 | 8 km N of San José Poliutla, Mexico | M6.1 | 10 km | 53 km |
| Jan 1, 2004 | 6 km SW of Petatlán, Mexico | M6.1 | 146 km | 29 km |
| May 31, 1990 | 7 km NE of Nuxco, Mexico | M6.0 | 134 km | 23 km |
| Apr 13, 2007 | 5 km SE of El Paraíso, Mexico | M6.0 | 123 km | 34 km |
| Apr 20, 1998 | 17 km ENE of Aratichanguío, Mexico | M6.0 | 95 km | 67 km |
| May 10, 2014 | 6 km W of Nuxco, Mexico | M6.0 | 142 km | 23 km |
| Jul 21, 2000 | 12 km NW of Jolalpan, Mexico | M5.9 | 147 km | 80 km |
| Dec 29, 1999 | 19 km WSW of Guayameo, Mexico | M5.9 | 120 km | 70 km |
| Jun 16, 2013 | 5 km N of Tequicuilco, Mexico | M5.8 | 120 km | 52 km |
| Apr 28, 2008 | 21 km WNW of Tlacotepec, Mexico | M5.8 | 63 km | 57 km |
| May 1, 2012 | 19 km W of Placeres del Oro, Mexico | M5.7 | 84 km | 51 km |
| May 11, 1990 | 7 km NW of El Súchil, Mexico | M5.6 | 130 km | 28 km |
| Aug 15, 2009 | 3 km NE of San Miguel Totolapan, Mexico | M5.5 | 25 km | 57 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
20 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Erick | Category 4 | 127 mph | 180 km |
| 2024 | John | Category 3 | 121 mph | 134 km |
| 2023 | Otis | Category 5 | 167 mph | 78 km |
| 2023 | Beatriz | Category 1 | 86 mph | 238 km |
| 2021 | Rick | Category 2 | 104 mph | 187 km |
| 2017 | Max | Category 1 | 92 mph | 221 km |
| 2015 | Marty | Category 1 | 81 mph | 283 km |
| 2015 | Carlos | Category 1 | 75 mph | 226 km |
| 2013 | Raymond | Category 3 | 127 mph | 279 km |
| 2011 | Hilary | Category 4 | 144 mph | 272 km |
| 2006 | John | Category 4 | 132 mph | 300 km |
| 1997 | Pauline | Category 2 | 109 mph | 169 km |
| 1996 | Alma | Category 2 | 104 mph | 225 km |
| 1996 | Hernan | Category 1 | 86 mph | 269 km |
| 1996 | Boris | Category 1 | 92 mph | 154 km |
| 1993 | Calvin | Category 2 | 104 mph | 276 km |
| 1992 | Virgil | Category 4 | 132 mph | 281 km |
| 1989 | Cosme | Category 1 | 81 mph | 217 km |
| 1986 | Agatha | Category 1 | 75 mph | 283 km |
| 1984 | Odile | Category 2 | 104 mph | 214 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 1.3 m (4 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1979 | S. MEXICO | Earthquake | 1.3 m | 5 | 121 km |
| 2014 | S. MEXICO | Earthquake | 0.4 m | — | 132 km |
| 1933 | MEXICO | Earthquake | — | — | 128 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
6 volcanoes within 200 km. Closest: Toluca, Nevado de (98 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Toluca, Nevado de | Stratovolcano | 4,680 m (15,354 ft) | -1350 | 98 km |
| Zitacuaro-Valle de Bravo | Caldera | 3,500 m (11,483 ft) | -3050 | 111 km |
| Chichinautzin | Volcanic field | 3,930 m (12,894 ft) | 400 | 145 km |
| Popocatepetl | Stratovolcano(es) | 5,393 m (17,694 ft) | 2020 | 191 km |
| Iztaccihuatl | Stratovolcano | 5,230 m (17,159 ft) | Unknown | 196 km |
| Papayo | Lava dome | 3,600 m (11,811 ft) | Unknown | 197 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 0.4 in | |
| February | 79°F (26°C) | 0.1 in | |
| March | 82°F (28°C) | 0.1 in | Driest |
| April | 86°F (30°C) | 0.2 in | |
| May | 88°F (31°C) | 1.4 in | Warmest |
| June | 84°F (29°C) | 8.9 in | |
| July | 84°F (29°C) | 10.1 in | Wettest |
| August | 80°F (26°C) | 10.0 in | |
| September | 79°F (26°C) | 8.9 in | |
| October | 79°F (26°C) | 3.6 in | |
| November | 78°F (26°C) | 0.5 in | |
| December | 77°F (25°C) | 0.1 in | Coldest |
San Antonio del Rosario has a seasonal temperature swing of 12°F / from 77°F in December to 88°F in May. Total annual precipitation is 44.3 inches, with July being the wettest month (10.1") and March the driest (0.1").