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Weather & Climate in San Juan Cosalá, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Juan Cosalá enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 61°F in January while summers reach 70°F in July / relatively mild seasonal variation. The area gets 355 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 24.4 inches (drier than the 38-inch national average). The city sits at an elevation of 5,039 feet.
Temperature
61°F Jan (16°C)
70°F Jul (21°C)
| Annual Average | 68.0°F |
| 26% above US avg | |
| January Average | 61°F (16°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 355 days/yr |
Geography
| Elevation | 5,039 ft (1,536 m) |
| Area | 1.2 sq mi (3.0 km²) |
| Population Density | 6,011/sq mi |
| Coordinates | 20.2876°N, 103.3411°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
63 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.3.
| Sep 29, 1992 | 8 km SSE of Tecalitlán, Mexico | M5.3 | 99 km | 95 km |
| Aug 15, 1999 | 27 km WSW of Los Olivos, Mexico | M5.3 | 135 km | 86 km |
| Sep 28, 1996 | 1 km W of Tonila, Mexico | M4.7 | 97 km | 102 km |
| Mar 5, 1998 | 12 km ESE of Guachinango, Mexico | M4.6 | 101 km | 33 km |
| Aug 11, 1990 | 20 km SE of Los Tepames, Mexico | M4.5 | 147 km | 57 km |
| May 30, 2005 | 7 km NNE of Cofradía de Suchitlán, Mexico | M4.5 | 97 km | 9 km |
| Apr 16, 2025 | 5 km N of La Higuera, Mexico | M4.5 | 91 km | 10 km |
| May 11, 2016 | 3 km SE of Nextipac, Mexico | M4.5 | 54 km | 10 km |
| Mar 15, 2023 | 2 km SSE of Santa Ana Zirosto, Mexico | M4.4 | 137 km | 10 km |
| Jun 24, 1994 | 10 km NW of Pueblo Juárez (La Magdalena), Mexico | M4.4 | 137 km | 77 km |
| Apr 29, 2017 | 11 km SW of Minatitlán, Mexico | M4.3 | 139 km | 10 km |
| Oct 4, 2017 | 9 km SSE of Tepalcatepec, Mexico | M4.3 | 142 km | 21 km |
| Aug 28, 1991 | 14 km NNW of Tazumbo, Mexico | M4.3 | 118 km | 48 km |
| Jan 11, 2011 | 2 km NE of Comala, Mexico | M4.3 | 113 km | 94 km |
| Aug 1, 1994 | 5 km NNE of Los Tepames, Mexico | M4.2 | 130 km | 77 km |
| May 18, 2012 | 1 km NNW of San Cristóbal Zapotitlán, Mexico | M4.2 | 6 km | 5 km |
| Sep 17, 2002 | 4 km NE of Pueblo Juárez (La Magdalena), Mexico | M4.2 | 135 km | 20 km |
| Jun 5, 2005 | 2 km NNE of Cofradía, Mexico | M4.2 | 95 km | 5 km |
| Oct 25, 1992 | 1 km WSW of Tolimán, Mexico | M4.2 | 99 km | 33 km |
| Dec 12, 2001 | 0 km NNE of San Vicente, Mexico | M4.2 | 71 km | 4 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
25 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Lidia | Category 4 | 138 mph | 139 km |
| 2023 | Beatriz | Category 1 | 75 mph | 213 km |
| 2022 | Roslyn | Category 3 | 127 mph | 295 km |
| 2021 | Rick | Category 2 | 104 mph | 217 km |
| 2021 | Nora | Category 1 | 86 mph | 212 km |
| 2021 | Enrique | Category 1 | 92 mph | 285 km |
| 2019 | Lorena | Category 1 | 81 mph | 188 km |
| 2015 | Patricia | Category 5 | 207 mph | 113 km |
| 2015 | Carlos | Category 1 | 92 mph | 262 km |
| 2013 | Erick | Category 1 | 81 mph | 284 km |
| 2012 | Bud | Category 2 | 98 mph | 274 km |
| 2011 | Jova | Category 2 | 98 mph | 174 km |
| 2011 | Beatriz | Category 1 | 92 mph | 199 km |
| 2009 | Andres | Category 1 | 81 mph | 260 km |
| 2006 | John | Category 3 | 127 mph | 284 km |
| 2006 | Lane | Category 1 | 75 mph | 299 km |
| 2002 | Kenna | Category 4 | 138 mph | 265 km |
| 1996 | Alma | Category 2 | 104 mph | 273 km |
| 1996 | Hernan | Category 1 | 86 mph | 194 km |
| 1996 | Boris | Category 1 | 92 mph | 213 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 13.9 m (46 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1818 | CENTRAL MEXICO | Earthquake | 13.9 m | 2,000 | 146 km |
| 1932 | CENTRAL MEXICO | Earthquake | 10.0 m | 400 | 95 km |
| 1932 | CENTRAL MEXICO | Earthquake | 1.0 m | — | 138 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Colima (91 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Colima | Stratovolcano(es) | 3,850 m (12,631 ft) | 2019 | 91 km |
| Ceboruco | Stratovolcano | 2,280 m (7,480 ft) | 1875 | 153 km |
| Mascota Volcanic Field | Pyroclastic cone(s) | 2,560 m (8,399 ft) | Unknown | 160 km |
| Michoacan-Guanajuato | Pyroclastic cone(s) | 3,860 m (12,664 ft) | 1952 | 173 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 61°F (16°C) | 0.8 in | |
| February | 61°F (16°C) | 0.3 in | |
| March | 65°F (18°C) | 0.2 in | Driest |
| April | 69°F (20°C) | 0.2 in | |
| May | 72°F (22°C) | 0.9 in | Warmest |
| June | 71°F (22°C) | 6.4 in | |
| July | 70°F (21°C) | 8.2 in | Wettest |
| August | 68°F (20°C) | 6.5 in | |
| September | 68°F (20°C) | 5.7 in | |
| October | 66°F (19°C) | 2.2 in | |
| November | 63°F (17°C) | 0.6 in | |
| December | 60°F (16°C) | 0.4 in | Coldest |
San Juan Cosalá has a seasonal temperature swing of 11°F / from 60°F in December to 72°F in May. Total annual precipitation is 32.3 inches, with July being the wettest month (8.2") and March the driest (0.2").