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Weather & Climate in San Martín Morelos, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Martín Morelos experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 44°F in January while summers reach 50°F in July / relatively mild seasonal variation. The area gets 353 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 42.1 inches. The area receives 1.1 inches of snow annually. The city sits at an elevation of 8,747 feet.
Temperature
44°F Jan (7°C)
50°F Jul (10°C)
| Annual Average | 48.7°F |
| 10% below US avg | |
| January Average | 44°F (7°C) |
| July Average | 50°F (10°C) |
| Sunny Days | 353 days/yr |
Geography
| Elevation | 8,747 ft (2,666 m) |
| Area | 185.2 sq mi (479.7 km²) |
| Population Density | 5/sq mi |
| Coordinates | 19.5319°N, 99.6825°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
184 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.9.
| Jul 21, 2000 | 12 km NW of Jolalpan, Mexico | M5.9 | 148 km | 80 km |
| Feb 28, 2025 | 3 km NE of Pololcingo, Mexico | M5.0 | 141 km | 65 km |
| Jul 19, 1993 | 4 km W of San Antonio del Rosario, Mexico | M4.9 | 144 km | 56 km |
| May 26, 2005 | 7 km ESE of Cocula, Mexico | M4.7 | 146 km | 93 km |
| Apr 22, 1994 | 7 km ESE of Palmar Chico, Mexico | M4.6 | 117 km | 70 km |
| Apr 5, 2022 | 17 km NNW of Tuzantla, Mexico | M4.5 | 104 km | 4 km |
| Jun 21, 1996 | 4 km ENE of Villa Madero, Mexico | M4.3 | 144 km | 61 km |
| Apr 30, 2006 | 5 km SSE of San Diego de Alcalá, Mexico | M4.2 | 131 km | 15 km |
| Mar 15, 1998 | 2 km NE of Macutzio, Mexico | M4.2 | 69 km | 15 km |
| Mar 4, 2000 | 3 km NE of Tulcingo, Mexico | M4.1 | 138 km | 0 km |
| May 6, 2013 | 12 km NW of San Pedro Benito Juárez, Mexico | M4.1 | 124 km | 1 km |
| Feb 4, 2003 | Puebla region, Mexico | M4.1 | 140 km | 1 km |
| Mar 2, 2002 | 8 km SW of Acapetlahuaya, Mexico | M4.1 | 138 km | 51 km |
| May 28, 2007 | 6 km NNE of Acapetlahuaya, Mexico | M4.1 | 123 km | 55 km |
| Mar 21, 1998 | 8 km W of San Mateo Ozolco, Mexico | M4.1 | 123 km | 5 km |
| Apr 21, 1998 | central Mexico | M4.1 | 126 km | 0 km |
| Jul 17, 2012 | 12 km NNW of Ixcapuzalco, Mexico | M4.1 | 105 km | 76 km |
| Mar 12, 2000 | 1 km SE of Teocalco, Mexico | M4.1 | 74 km | 5 km |
| Aug 7, 2005 | 2 km W of San Isidro, Mexico | M4.0 | 115 km | 5 km |
| Apr 17, 2010 | 5 km SSE of Pozuelos, Mexico | M4.0 | 122 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
13 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Erick | Category 1 | 75 mph | 273 km |
| 2024 | John | Category 2 | 98 mph | 249 km |
| 2023 | Otis | Category 4 | 98 mph | 214 km |
| 2021 | Grace | Category 3 | 121 mph | 233 km |
| 2021 | Rick | Category 2 | 104 mph | 294 km |
| 2017 | Katia | Category 1 | 81 mph | 295 km |
| 2007 | Dean | Category 2 | 98 mph | 271 km |
| 2007 | Lorenzo | Category 1 | 75 mph | 291 km |
| 1997 | Pauline | Category 1 | — | 282 km |
| 1996 | Boris | Category 1 | 92 mph | 276 km |
| 1993 | Gert | Category 2 | 98 mph | 226 km |
| 1990 | Diana | Category 2 | 98 mph | 283 km |
| 1988 | Debby | Category 1 | 75 mph | 281 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
6 volcanoes within 200 km. Closest: Toluca, Nevado de (48 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Toluca, Nevado de | Stratovolcano | 4,680 m (15,354 ft) | -1350 | 48 km |
| Zitacuaro-Valle de Bravo | Caldera | 3,500 m (11,483 ft) | -3050 | 61 km |
| Chichinautzin | Volcanic field | 3,930 m (12,894 ft) | 400 | 77 km |
| Papayo | Lava dome | 3,600 m (11,811 ft) | Unknown | 106 km |
| Iztaccihuatl | Stratovolcano | 5,230 m (17,159 ft) | Unknown | 116 km |
| Popocatepetl | Stratovolcano(es) | 5,393 m (17,694 ft) | 2020 | 125 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 0.8 in | Coldest |
| February | 52°F (11°C) | 0.4 in | Driest |
| March | 55°F (13°C) | 0.4 in | |
| April | 58°F (14°C) | 0.9 in | |
| May | 60°F (16°C) | 3.0 in | Warmest |
| June | 60°F (15°C) | 7.6 in | |
| July | 50°F (10°C) | 9.0 in | Wettest |
| August | 58°F (14°C) | 8.0 in | |
| September | 58°F (14°C) | 6.7 in | |
| October | 56°F (13°C) | 3.0 in | |
| November | 53°F (12°C) | 0.8 in | |
| December | 51°F (10°C) | 0.5 in |
San Martín Morelos has a seasonal temperature swing of 16°F / from 44°F in January to 60°F in May. Total annual precipitation is 41.0 inches, with July being the wettest month (9.0") and February the driest (0.4").