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Weather & Climate in San Diego, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Diego enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 63°F in January while summers reach 72°F in July / relatively mild seasonal variation. The area gets 298 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 83.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 5,551 feet.
Temperature
63°F Jan (17°C)
72°F Jul (22°C)
| Annual Average | 68.0°F |
| 26% above US avg | |
| January Average | 63°F (17°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 298 days/yr |
Geography
| Elevation | 5,551 ft (1,692 m) |
| Area | 56.6 sq mi (146.7 km²) |
| Population Density | 36/sq mi |
| Coordinates | 19.8567°N, 97.3611°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
41 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 | 20 km | 10 km |
| Feb 15, 2017 | 11 km NE of Colonia el Renacimiento, Mexico | M4.4 | 142 km | 14 km |
| Feb 14, 2012 | 11 km NNE of Veracruz, Mexico | M4.4 | 148 km | 17 km |
| Sep 3, 2013 | Gulf of America | M4.3 | 77 km | 17 km |
| Jul 6, 2012 | 7 km NNW of Los Ídolos, Mexico | M4.1 | 95 km | 17 km |
| Aug 11, 2000 | Gulf of America | M4.1 | 106 km | 5 km |
| Sep 28, 2011 | Gulf of America | M4.1 | 76 km | 23 km |
| Jan 21, 2002 | 2 km S of El Carmen, Mexico | M4.1 | 73 km | 97 km |
| Jan 6, 2015 | 2 km SSE of San Julián, Mexico | M4.1 | 134 km | 33 km |
| Nov 3, 2002 | 8 km SW of José María Morelos, Mexico | M4.0 | 97 km | 5 km |
| Aug 7, 2005 | 2 km W of San Isidro, Mexico | M4.0 | 132 km | 5 km |
| Sep 21, 1998 | 1 km W of San Mateo Ozolco, Mexico | M4.0 | 149 km | 1 km |
| May 13, 2011 | Oaxaca-Veracruz-Puebla border region, Mexico | M4.0 | 150 km | 27 km |
| Mar 19, 2000 | 3 km E of San Antonio Virreyes, Mexico | M3.9 | 56 km | 9 km |
| Jun 30, 2002 | 7 km NE of Colonia el Renacimiento, Mexico | M3.9 | 142 km | 32 km |
| Apr 15, 2006 | 3 km SSW of Cabezas, Mexico | M3.9 | 116 km | 42 km |
| Sep 23, 1998 | 1 km NW of Xalitzintla, Mexico | M3.9 | 149 km | 3 km |
| Nov 10, 2000 | 5 km NE of El Porvenir, Mexico | M3.9 | 112 km | 16 km |
| Mar 22, 1999 | 0 km E of Xalitzintla, Mexico | M3.8 | 148 km | 0 km |
| Sep 5, 2002 | 1 km NNW of Juárez Coronaco, Mexico | M3.8 | 134 km | 44 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
12 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 | 80 km |
| 2017 | Katia | Category 2 | 104 mph | 87 km |
| 2017 | Franklin | Category 1 | 86 mph | 81 km |
| 2010 | Karl | Category 3 | 127 mph | 122 km |
| 2007 | Dean | Category 2 | 98 mph | 72 km |
| 2007 | Lorenzo | Category 1 | 81 mph | 77 km |
| 2005 | Stan | Category 1 | 81 mph | 294 km |
| 2000 | Keith | Category 1 | 86 mph | 199 km |
| 1996 | Dolly | Category 1 | 81 mph | 189 km |
| 1993 | Gert | Category 2 | 98 mph | 150 km |
| 1990 | Diana | Category 2 | 98 mph | 116 km |
| 1988 | Debby | Category 1 | 75 mph | 94 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
10 volcanoes within 200 km. Closest: Humeros, Los (22 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Humeros, Los | Caldera(s) | 3,150 m (10,335 ft) | -4470 | 22 km |
| Cofre de Perote | Shield(s) | 4,282 m (14,049 ft) | 1150 | 46 km |
| Gloria, La | Volcanic field | 3,500 m (11,483 ft) | Unknown | 60 km |
| Serdan-Oriental | Tuff cone(s) | 3,485 m (11,434 ft) | Unknown | 66 km |
| Naolinco Volcanic Field | Pyroclastic cone(s) | 2,000 m (6,562 ft) | -1200 | 67 km |
| Cumbres, Las | Stratovolcano | 3,940 m (12,927 ft) | -3920 | 79 km |
| Orizaba, Pico de | Stratovolcano | 5,564 m (18,255 ft) | 1846 | 92 km |
| Papayo | Lava dome | 3,600 m (11,811 ft) | Unknown | 153 km |
| Iztaccihuatl | Stratovolcano | 5,230 m (17,159 ft) | Unknown | 154 km |
| Popocatepetl | Stratovolcano(es) | 5,393 m (17,694 ft) | 2020 | 162 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 63°F (17°C) | 2.1 in | |
| February | 59°F (15°C) | 2.1 in | Coldest |
| March | 63°F (17°C) | 2.0 in | Driest |
| April | 67°F (19°C) | 2.5 in | |
| May | 69°F (21°C) | 3.5 in | |
| June | 69°F (20°C) | 8.5 in | |
| July | 72°F (22°C) | 8.4 in | Warmest |
| August | 67°F (20°C) | 8.2 in | |
| September | 67°F (19°C) | 11.9 in | Wettest |
| October | 65°F (18°C) | 7.0 in | |
| November | 61°F (16°C) | 3.7 in | |
| December | 59°F (15°C) | 2.4 in |
San Diego has a seasonal temperature swing of 14°F / from 59°F in February to 72°F in July. Total annual precipitation is 62.2 inches, with September being the wettest month (11.9") and March the driest (2.0").