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Weather & Climate in Santa María del Rosario, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Santa María del Rosario enjoys a temperate climate with an average annual temperature of 60°F (15°C). Winters average 56°F in January while summers reach 60°F in July / relatively mild seasonal variation. The area gets 363 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 26.3 inches (drier than the 38-inch national average). The city sits at an elevation of 7,753 feet.
Temperature
56°F Jan (13°C)
60°F Jul (16°C)
| Annual Average | 59.5°F |
| 10% above US avg | |
| January Average | 56°F (13°C) |
| July Average | 60°F (16°C) |
| Sunny Days | 363 days/yr |
Geography
| Elevation | 7,753 ft (2,363 m) |
| Area | 19.2 sq mi (49.8 km²) |
| Population Density | 3/sq mi |
| Coordinates | 17.3517°N, 97.5948°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
1,187 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.4.
| Mar 20, 2012 | 6 km E of Santiago Llano Grande, Mexico | M7.4 | 117 km | 20 km |
| Sep 14, 1995 | 5 km N of Azoyú, Mexico | M7.4 | 124 km | 23 km |
| Feb 16, 2018 | 4 km S of Pinotepa de Don Luis, Mexico | M7.2 | 115 km | 22 km |
| Jun 15, 1999 | 1 km SE of Texcala, Mexico | M7.0 | 116 km | 70 km |
| Jul 19, 1997 | 4 km ENE of El Ciruelo, Mexico | M6.9 | 131 km | 33 km |
| Oct 24, 1993 | 1 km ENE of Jolotichán, Mexico | M6.7 | 137 km | 21 km |
| Jun 30, 2010 | 2 km ESE of San Agustín Chayuco, Mexico | M6.3 | 108 km | 20 km |
| Feb 25, 1996 | 7 km SE of Santa María Chico Ometepec, Mexico | M6.2 | 141 km | 12 km |
| May 15, 1993 | 1 km ENE of Ometepec, Mexico | M6.1 | 112 km | 21 km |
| Apr 2, 2012 | 7 km SSW of Santa María Cortijo, Mexico | M6.0 | 131 km | 9 km |
| May 15, 1993 | 2 km SSW of Ometepec, Mexico | M6.0 | 116 km | 20 km |
| Feb 19, 2018 | 4 km SSE of Santiago Tetepec, Mexico | M5.9 | 119 km | 22 km |
| Jun 14, 2004 | 0 km W of Santa Catarina Mechoacán, Mexico | M5.9 | 116 km | 10 km |
| Feb 17, 2018 | 8 km SE of José María Morelos, Mexico | M5.8 | 136 km | 3 km |
| Feb 23, 1994 | 12 km W of San Juan de los Cues, Mexico | M5.8 | 89 km | 73 km |
| May 8, 2016 | 3 km WNW of San Agustín Chayuco, Mexico | M5.8 | 108 km | 22 km |
| Aug 2, 2025 | 4 km S of Xagacía, Mexico | M5.8 | 144 km | 63 km |
| Apr 1, 1991 | 11 km SW of Corralero, Mexico | M5.8 | 150 km | 21 km |
| May 24, 2014 | 2 km S of San Sebastián Ixcapa, Mexico | M5.7 | 109 km | 17 km |
| Jun 27, 2016 | 8 km S of La Reforma, Mexico | M5.7 | 93 km | 19 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 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Erick | Category 4 | 138 mph | 136 km |
| 2024 | John | Category 3 | 121 mph | 162 km |
| 2023 | Otis | Category 5 | 167 mph | 245 km |
| 2022 | Agatha | Category 2 | 104 mph | 206 km |
| 2017 | Max | Category 1 | 92 mph | 157 km |
| 2012 | Carlotta | Category 2 | 109 mph | 100 km |
| 2011 | Hilary | Category 3 | 121 mph | 282 km |
| 2010 | Karl | Category 3 | 127 mph | 192 km |
| 1997 | Pauline | Category 4 | 132 mph | 130 km |
| 1997 | Rick | Category 2 | 98 mph | 167 km |
| 1989 | Cosme | Category 1 | 86 mph | 158 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1787 | SAN MARCOS | Earthquake | 4.0 m | 11 | 135 km |
| 1995 | S. MEXICO | Earthquake | 0.4 m | 3 | 124 km |
| 1950 | S. MEXICO | Earthquake | 0.3 m | — | 118 km |
| 2012 | S. MEXICO | Earthquake | 0.2 m | 2 | 117 km |
| 1968 | ACAPULCO | Earthquake | — | 18 | 94 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Orizaba, Pico de (190 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Orizaba, Pico de | Stratovolcano | 5,564 m (18,255 ft) | 1846 | 190 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 56°F (13°C) | 0.2 in | Coldest, Driest |
| February | 59°F (15°C) | 0.3 in | |
| March | 62°F (17°C) | 0.5 in | |
| April | 64°F (18°C) | 1.2 in | |
| May | 65°F (18°C) | 3.3 in | Warmest |
| June | 64°F (18°C) | 6.1 in | Wettest |
| July | 60°F (16°C) | 5.0 in | |
| August | 63°F (17°C) | 4.8 in | |
| September | 62°F (17°C) | 5.0 in | |
| October | 61°F (16°C) | 1.6 in | |
| November | 59°F (15°C) | 0.6 in | |
| December | 58°F (14°C) | 0.2 in |
Santa María del Rosario has a seasonal temperature swing of 9°F / from 56°F in January to 65°F in May. Total annual precipitation is 28.8 inches, with June being the wettest month (6.1") and January the driest (0.2").