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Weather & Climate in San Gregorio, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Gregorio enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 61°F in January while summers reach 69°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 21.5 inches (drier than the 38-inch national average). The city sits at an elevation of 5,023 feet.
Temperature
61°F Jan (16°C)
69°F Jul (20°C)
| Annual Average | 67.5°F |
| 25% above US avg | |
| January Average | 61°F (16°C) |
| July Average | 69°F (20°C) |
| Sunny Days | 356 days/yr |
Geography
| Elevation | 5,023 ft (1,531 m) |
| Area | 26.1 sq mi (67.5 km²) |
| Population Density | 80/sq mi |
| Coordinates | 20.1947°N, 102.5498°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
58 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.3.
| Aug 15, 1999 | 27 km WSW of Los Olivos, Mexico | M5.3 | 134 km | 86 km |
| Sep 29, 1992 | 8 km SSE of Tecalitlán, Mexico | M5.3 | 117 km | 95 km |
| May 22, 2025 | 2 km WSW of Nueva Italia de Ruiz, Mexico | M4.8 | 139 km | 107 km |
| Sep 28, 1996 | 1 km W of Tonila, Mexico | M4.7 | 133 km | 102 km |
| May 30, 2005 | 7 km NNE of Cofradía de Suchitlán, Mexico | M4.5 | 143 km | 9 km |
| May 3, 1992 | 17 km SSW of Loma de los Hoyos, Mexico | M4.5 | 145 km | 107 km |
| May 11, 2016 | 3 km SE of Nextipac, Mexico | M4.5 | 117 km | 10 km |
| Apr 16, 2025 | 5 km N of La Higuera, Mexico | M4.5 | 120 km | 10 km |
| Feb 7, 1998 | 2 km SW of Bonifacio Moreno (El Aguaje), Mexico | M4.4 | 137 km | 96 km |
| Mar 15, 2023 | 2 km SSE of Santa Ana Zirosto, Mexico | M4.4 | 79 km | 10 km |
| Aug 28, 1991 | 14 km NNW of Tazumbo, Mexico | M4.3 | 89 km | 48 km |
| Oct 4, 2017 | 9 km SSE of Tepalcatepec, Mexico | M4.3 | 124 km | 21 km |
| Mar 15, 2023 | 4 km NW of San Francisco Peribán, Mexico | M4.2 | 69 km | 5 km |
| May 18, 2012 | 1 km NNW of San Cristóbal Zapotitlán, Mexico | M4.2 | 86 km | 5 km |
| Jun 5, 2005 | 2 km NNE of Cofradía, Mexico | M4.2 | 133 km | 5 km |
| Dec 12, 2001 | 0 km NNE of San Vicente, Mexico | M4.2 | 94 km | 4 km |
| Apr 16, 2007 | 13 km S of Loma de los Hoyos, Mexico | M4.2 | 143 km | 14 km |
| Apr 2, 2011 | Michoacan, Mexico | M4.2 | 115 km | 114 km |
| Dec 6, 1991 | 21 km NE of Coalcomán de Vázquez Pallares, Mexico | M4.2 | 149 km | 70 km |
| Oct 13, 2003 | 9 km NE of Villa Emiliano Zapata, Mexico | M4.2 | 40 km | 62 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 |
| 2023 | Lidia | Category 2 | — | 221 km |
| 2023 | Beatriz | Category 1 | 86 mph | 233 km |
| 2021 | Rick | Category 2 | 104 mph | 179 km |
| 2021 | Nora | Category 1 | 86 mph | 291 km |
| 2019 | Lorena | Category 1 | 81 mph | 256 km |
| 2015 | Patricia | Category 5 | 207 mph | 196 km |
| 2011 | Jova | Category 2 | 98 mph | 256 km |
| 2011 | Beatriz | Category 1 | 92 mph | 242 km |
| 1996 | Alma | Category 2 | 104 mph | 245 km |
| 1996 | Boris | Category 1 | 92 mph | 170 km |
| 1996 | Hernan | Category 1 | 86 mph | 236 km |
| 1993 | Calvin | Category 2 | 109 mph | 265 km |
| 1992 | Virgil | Category 3 | 109 mph | 215 km |
| 1992 | Winifred | Category 3 | 115 mph | 205 km |
| 1987 | Eugene | Category 2 | 98 mph | 271 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Michoacan-Guanajuato (92 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Michoacan-Guanajuato | Pyroclastic cone(s) | 3,860 m (12,664 ft) | 1952 | 92 km |
| Colima | Stratovolcano(es) | 3,850 m (12,631 ft) | 2019 | 135 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 61°F (16°C) | 0.6 in | Coldest |
| February | 63°F (17°C) | 0.2 in | |
| March | 67°F (20°C) | 0.1 in | Driest |
| April | 71°F (22°C) | 0.2 in | |
| May | 75°F (24°C) | 1.1 in | Warmest |
| June | 74°F (23°C) | 6.6 in | |
| July | 69°F (20°C) | 7.8 in | Wettest |
| August | 70°F (21°C) | 6.6 in | |
| September | 70°F (21°C) | 5.4 in | |
| October | 69°F (20°C) | 1.9 in | |
| November | 65°F (19°C) | 0.4 in | |
| December | 62°F (17°C) | 0.3 in |
San Gregorio has a seasonal temperature swing of 14°F / from 61°F in January to 75°F in May. Total annual precipitation is 31.2 inches, with July being the wettest month (7.8") and March the driest (0.1").