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Weather & Climate in San Gregorio, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Gregorio has a warm climate with an average annual temperature of 72°F (22°C). Winters average 65°F in January while summers reach 77°F in July / relatively mild seasonal variation. The area gets 299 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 56.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 2,772 feet.
Temperature
65°F Jan (19°C)
77°F Jul (25°C)
| Annual Average | 71.7°F |
| 33% above US avg | |
| January Average | 65°F (19°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 2,772 ft (845 m) |
| Area | 176.1 sq mi (456.0 km²) |
| Population Density | 8/sq mi |
| Coordinates | 20.4981°N, 98.0181°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
48 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Feb 8, 2016 | 5 km WSW of Atecax, Mexico | M4.7 | 110 km | 10 km |
| Sep 3, 2013 | Gulf of America | M4.3 | 139 km | 17 km |
| Mar 12, 2000 | 1 km SE of Teocalco, Mexico | M4.1 | 139 km | 5 km |
| Jul 25, 2002 | 13 km SW of Agua Zarca, Mexico | M4.1 | 139 km | 5 km |
| Apr 17, 2010 | 5 km SSE of Pozuelos, Mexico | M4.0 | 107 km | 2 km |
| Aug 7, 2005 | 2 km W of San Isidro, Mexico | M4.0 | 101 km | 5 km |
| Nov 3, 2002 | 8 km SW of José María Morelos, Mexico | M4.0 | 138 km | 5 km |
| Sep 23, 2013 | 2 km ENE of Chilcuautla, Mexico | M4.0 | 125 km | 5 km |
| Jul 4, 2005 | 1 km S of Pisaflores, Mexico | M3.9 | 127 km | 16 km |
| May 20, 2010 | 3 km N of La Estancia, Mexico | M3.9 | 93 km | 5 km |
| Mar 19, 2000 | 3 km E of San Antonio Virreyes, Mexico | M3.9 | 129 km | 9 km |
| Sep 5, 2002 | 1 km NNW of Juárez Coronaco, Mexico | M3.8 | 136 km | 44 km |
| May 23, 1998 | 3 km SSW of Tequexquináhuac, Mexico | M3.8 | 144 km | 8 km |
| Mar 24, 1998 | 3 km SSE of San Miguel Coatlinchán, Mexico | M3.7 | 148 km | 4 km |
| Feb 6, 2005 | 0 km NNE of Progreso de Alvaro Obregon, Mexico | M3.7 | 125 km | 5 km |
| Jan 24, 2006 | 1 km ENE of Chilcuautla, Mexico | M3.7 | 126 km | 5 km |
| Apr 8, 1998 | 9 km NNW of Jacala, Mexico | M3.7 | 143 km | 35 km |
| Apr 18, 2001 | 3 km NNE of Orizabita, Mexico | M3.6 | 124 km | 60 km |
| Jul 27, 1999 | 4 km S of San Pablo Ixayoc, Mexico | M3.6 | 143 km | 0 km |
| Jun 27, 2003 | 3 km S of Huitel, Mexico | M3.6 | 138 km | 17 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 3.
| Year | Name | Category | Max Wind | Closest |
| 2021 | Grace | Category 3 | 121 mph | 33 km |
| 2017 | Katia | Category 2 | 104 mph | 96 km |
| 2017 | Franklin | Category 1 | 86 mph | 158 km |
| 2010 | Karl | Category 3 | 127 mph | 219 km |
| 2007 | Dean | Category 2 | 98 mph | 75 km |
| 2007 | Lorenzo | Category 1 | 81 mph | 96 km |
| 2000 | Keith | Category 1 | 92 mph | 179 km |
| 1996 | Dolly | Category 1 | 81 mph | 127 km |
| 1993 | Gert | Category 2 | 98 mph | 73 km |
| 1990 | Diana | Category 2 | 98 mph | 78 km |
| 1988 | Debby | Category 1 | 75 mph | 78 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
11 volcanoes within 200 km. Closest: Humeros, Los (109 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Humeros, Los | Caldera(s) | 3,150 m (10,335 ft) | -4470 | 109 km |
| Cofre de Perote | Shield(s) | 4,282 m (14,049 ft) | 1150 | 144 km |
| Serdan-Oriental | Tuff cone(s) | 3,485 m (11,434 ft) | Unknown | 148 km |
| Papayo | Lava dome | 3,600 m (11,811 ft) | Unknown | 150 km |
| Gloria, La | Volcanic field | 3,500 m (11,483 ft) | Unknown | 153 km |
| Iztaccihuatl | Stratovolcano | 5,230 m (17,159 ft) | Unknown | 161 km |
| Naolinco Volcanic Field | Pyroclastic cone(s) | 2,000 m (6,562 ft) | -1200 | 161 km |
| Cumbres, Las | Stratovolcano | 3,940 m (12,927 ft) | -3920 | 169 km |
| Popocatepetl | Stratovolcano(es) | 5,393 m (17,694 ft) | 2020 | 176 km |
| Orizaba, Pico de | Stratovolcano | 5,564 m (18,255 ft) | 1846 | 181 km |
| Chichinautzin | Volcanic field | 3,930 m (12,894 ft) | 400 | 196 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 65°F (19°C) | 2.3 in | |
| February | 62°F (17°C) | 2.2 in | |
| March | 66°F (19°C) | 2.2 in | Driest |
| April | 70°F (21°C) | 2.9 in | |
| May | 72°F (22°C) | 4.8 in | |
| June | 72°F (22°C) | 14.1 in | |
| July | 77°F (25°C) | 16.3 in | Warmest |
| August | 70°F (21°C) | 15.7 in | |
| September | 70°F (21°C) | 18.4 in | Wettest |
| October | 67°F (20°C) | 9.6 in | |
| November | 64°F (18°C) | 4.1 in | |
| December | 61°F (16°C) | 2.5 in | Coldest |
San Gregorio has a seasonal temperature swing of 15°F / from 61°F in December to 77°F in July. Total annual precipitation is 95.1 inches, with September being the wettest month (18.4") and March the driest (2.2").