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Weather & Climate in Santa Mónica, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Santa Mónica has a warm climate with an average annual temperature of 76°F (24°C). Winters average 72°F in January while summers reach 77°F in July / relatively mild seasonal variation. The area gets 273 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 34.5 inches. The city sits at an elevation of 2,510 feet.
Temperature
72°F Jan (22°C)
77°F Jul (25°C)
| Annual Average | 76.0°F |
| 41% above US avg | |
| January Average | 72°F (22°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 273 days/yr |
Geography
| Elevation | 2,510 ft (765 m) |
| Area | 241.4 sq mi (625.1 km²) |
| Population Density | 2/sq mi |
| Coordinates | 18.2086°N, 98.8036°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
390 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 | 50 km | 48 km |
| Jun 15, 1999 | 1 km SE of Texcala, Mexico | M7.0 | 146 km | 70 km |
| Jul 21, 2000 | 12 km NW of Jolalpan, Mexico | M5.9 | 26 km | 80 km |
| Apr 27, 2009 | 2 km WNW of Pochotillo, Mexico | M5.8 | 148 km | 35 km |
| Jun 16, 2013 | 5 km N of Tequicuilco, Mexico | M5.8 | 43 km | 52 km |
| May 22, 2009 | 3 km E of Chila de la Sal, Mexico | M5.6 | 38 km | 62 km |
| Mar 20, 2015 | 3 km SSE of Xicotlán, Mexico | M5.4 | 36 km | 52 km |
| May 6, 1994 | 7 km NE of San Vicente Boquerón, Mexico | M5.3 | 85 km | 56 km |
| May 21, 2018 | 3 km NNE of Iliatenco, Mexico | M5.2 | 127 km | 37 km |
| Apr 3, 1997 | 7 km SSE of Piaxtla, Mexico | M5.2 | 62 km | 57 km |
| Aug 5, 1993 | 5 km N of San Martín Peras, Mexico | M5.2 | 108 km | 62 km |
| Jul 19, 2016 | 4 km NNW of Copanatoyac, Mexico | M5.1 | 79 km | 44 km |
| Aug 27, 1997 | 1 km NNW of El Limón, Mexico | M5.0 | 147 km | 33 km |
| Feb 28, 2025 | 3 km NE of Pololcingo, Mexico | M5.0 | 61 km | 65 km |
| May 21, 1991 | 4 km SSE of Xochitepec, Mexico | M4.9 | 126 km | 45 km |
| May 20, 2014 | 20 km WSW of Apaxtla de Castrejón, Mexico | M4.9 | 138 km | 54 km |
| Feb 3, 2010 | 5 km NE of Xayacatlán de Bravo, Mexico | M4.9 | 91 km | 88 km |
| Mar 18, 2000 | 1 km SE of Xochitepec, Mexico | M4.8 | 123 km | 33 km |
| Dec 14, 1999 | 5 km NW of Xicotlán, Mexico | M4.8 | 29 km | 56 km |
| Mar 22, 1997 | 5 km NW of Cajelitos, Mexico | M4.7 | 127 km | 76 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
15 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 | 134 km |
| 2024 | John | Category 3 | 121 mph | 146 km |
| 2023 | Otis | Category 5 | 167 mph | 168 km |
| 2021 | Grace | Category 3 | 121 mph | 280 km |
| 2017 | Max | Category 1 | 92 mph | 168 km |
| 2015 | Carlos | Category 1 | 81 mph | 285 km |
| 2012 | Carlotta | Category 2 | 104 mph | 213 km |
| 2011 | Hilary | Category 4 | 132 mph | 298 km |
| 2010 | Karl | Category 3 | 127 mph | 225 km |
| 2007 | Dean | Category 2 | 98 mph | 300 km |
| 1997 | Pauline | Category 3 | 109 mph | 165 km |
| 1997 | Rick | Category 1 | 92 mph | 286 km |
| 1996 | Boris | Category 1 | 92 mph | 273 km |
| 1989 | Cosme | Category 1 | 86 mph | 147 km |
| 1984 | Odile | Category 2 | 104 mph | 285 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1820 | S. MEXICO | Earthquake | 4.0 m | — | 140 km |
| 1962 | S. MEXICO | Earthquake | 0.8 m | 4 | 140 km |
| 1962 | S. MEXICO | Earthquake | 0.3 m | 3 | 134 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
8 volcanoes within 200 km. Closest: Popocatepetl (93 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Popocatepetl | Stratovolcano(es) | 5,393 m (17,694 ft) | 2020 | 93 km |
| Chichinautzin | Volcanic field | 3,930 m (12,894 ft) | 400 | 103 km |
| Iztaccihuatl | Stratovolcano | 5,230 m (17,159 ft) | Unknown | 109 km |
| Papayo | Lava dome | 3,600 m (11,811 ft) | Unknown | 123 km |
| Toluca, Nevado de | Stratovolcano | 4,680 m (15,354 ft) | -1350 | 142 km |
| Serdan-Oriental | Tuff cone(s) | 3,485 m (11,434 ft) | Unknown | 183 km |
| Orizaba, Pico de | Stratovolcano | 5,564 m (18,255 ft) | 1846 | 186 km |
| Cumbres, Las | Stratovolcano | 3,940 m (12,927 ft) | -3920 | 193 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 72°F (22°C) | 0.3 in | Coldest |
| February | 74°F (23°C) | 0.1 in | Driest |
| March | 78°F (25°C) | 0.1 in | |
| April | 81°F (27°C) | 0.6 in | |
| May | 81°F (27°C) | 2.8 in | Warmest |
| June | 78°F (26°C) | 6.9 in | Wettest |
| July | 77°F (25°C) | 6.7 in | |
| August | 76°F (25°C) | 6.9 in | |
| September | 76°F (24°C) | 6.9 in | |
| October | 75°F (24°C) | 2.6 in | |
| November | 74°F (23°C) | 0.5 in | |
| December | 72°F (22°C) | 0.1 in |
Santa Mónica has a seasonal temperature swing of 9°F / from 72°F in January to 81°F in May. Total annual precipitation is 34.5 inches, with June being the wettest month (6.9") and February the driest (0.1").