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Weather & Climate in San Juan, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Juan enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 52°F in January while summers reach 60°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 51.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 7,654 feet.
Temperature
52°F Jan (11°C)
60°F Jul (15°C)
| Annual Average | 58.0°F |
| 7% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 60°F (15°C) |
| Sunny Days | 356 days/yr |
Geography
| Elevation | 7,654 ft (2,333 m) |
| Area | 129.0 sq mi (334.1 km²) |
| Population Density | 23/sq mi |
| Coordinates | 19.2468°N, 100.0304°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
310 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.3.
| May 23, 1994 | 4 km W of San Cristóbal, Mexico | M6.3 | 131 km | 55 km |
| Nov 15, 2012 | 8 km N of San José Poliutla, Mexico | M6.1 | 107 km | 53 km |
| Apr 20, 1998 | 17 km ENE of Aratichanguío, Mexico | M6.0 | 147 km | 67 km |
| Jul 21, 2000 | 12 km NW of Jolalpan, Mexico | M5.9 | 149 km | 80 km |
| Jun 16, 2013 | 5 km N of Tequicuilco, Mexico | M5.8 | 149 km | 52 km |
| Aug 15, 2009 | 3 km NE of San Miguel Totolapan, Mexico | M5.5 | 124 km | 57 km |
| Jun 2, 2011 | 24 km N of Aratichanguío, Mexico | M5.3 | 149 km | 82 km |
| Dec 20, 1995 | 15 km NW of Zirándaro de los Chávez, Mexico | M5.3 | 132 km | 77 km |
| Apr 29, 2008 | 19 km W of Huetamo de Núñez, Mexico | M5.3 | 129 km | 76 km |
| Aug 12, 2022 | 10 km E of Zirándaro de los Chávez, Mexico | M5.2 | 123 km | 72 km |
| Feb 20, 2006 | 15 km SE of Patambó, Mexico | M5.2 | 144 km | 51 km |
| Jul 21, 2003 | 14 km W of Huetamo de Núñez, Mexico | M5.2 | 127 km | 62 km |
| Jul 16, 2023 | 3 km W of Paso de Arena, Mexico | M5.1 | 138 km | 63 km |
| May 16, 2018 | Guerrero-Michoacan border region, Mexico | M5.0 | 124 km | 51 km |
| Feb 28, 2025 | 3 km NE of Pololcingo, Mexico | M5.0 | 127 km | 65 km |
| Mar 22, 2019 | 10 km SSE of Zirándaro de los Chávez, Mexico | M4.9 | 134 km | 77 km |
| May 20, 2014 | 20 km WSW of Apaxtla de Castrejón, Mexico | M4.9 | 135 km | 54 km |
| Sep 26, 2024 | 9 km SSW of San Miguel Totolapan, Mexico | M4.9 | 136 km | 67 km |
| Jul 19, 1993 | 4 km W of San Antonio del Rosario, Mexico | M4.9 | 100 km | 56 km |
| Sep 24, 1991 | 1 km E of Huetamo de Núñez, Mexico | M4.8 | 113 km | 77 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 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Erick | Category 2 | 75 mph | 251 km |
| 2024 | John | Category 3 | 121 mph | 218 km |
| 2023 | Otis | Category 5 | 167 mph | 174 km |
| 2021 | Grace | Category 3 | 115 mph | 281 km |
| 2021 | Rick | Category 2 | 104 mph | 249 km |
| 1997 | Pauline | Category 1 | 81 mph | 252 km |
| 1996 | Alma | Category 2 | 104 mph | 286 km |
| 1996 | Boris | Category 1 | 92 mph | 229 km |
| 1993 | Gert | Category 2 | 98 mph | 274 km |
| 1989 | Cosme | Category 1 | 81 mph | 283 km |
| 1984 | Odile | Category 2 | 98 mph | 292 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
7 volcanoes within 200 km. Closest: Zitacuaro-Valle de Bravo (29 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Zitacuaro-Valle de Bravo | Caldera | 3,500 m (11,483 ft) | -3050 | 29 km |
| Toluca, Nevado de | Stratovolcano | 4,680 m (15,354 ft) | -1350 | 33 km |
| Chichinautzin | Volcanic field | 3,930 m (12,894 ft) | 400 | 96 km |
| Papayo | Lava dome | 3,600 m (11,811 ft) | Unknown | 140 km |
| Iztaccihuatl | Stratovolcano | 5,230 m (17,159 ft) | Unknown | 146 km |
| Popocatepetl | Stratovolcano(es) | 5,393 m (17,694 ft) | 2020 | 150 km |
| Michoacan-Guanajuato | Pyroclastic cone(s) | 3,860 m (12,664 ft) | 1952 | 192 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 0.9 in | Coldest |
| February | 54°F (12°C) | 0.5 in | |
| March | 57°F (14°C) | 0.4 in | Driest |
| April | 60°F (16°C) | 0.8 in | |
| May | 62°F (17°C) | 3.2 in | Warmest |
| June | 61°F (16°C) | 7.4 in | |
| July | 60°F (15°C) | 8.2 in | Wettest |
| August | 60°F (15°C) | 8.1 in | |
| September | 60°F (15°C) | 7.0 in | |
| October | 58°F (15°C) | 3.7 in | |
| November | 56°F (13°C) | 1.0 in | |
| December | 54°F (12°C) | 0.5 in |
San Juan has a seasonal temperature swing of 9°F / from 52°F in January to 62°F in May. Total annual precipitation is 41.7 inches, with July being the wettest month (8.2") and March the driest (0.4").