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Weather & Climate in Lomas de Santa Anita, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Lomas de Santa Anita enjoys a temperate climate with an average annual temperature of 62°F (16°C). Winters average 51°F in January while summers reach 75°F in July. The area gets 308 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 15.4 inches (drier than the 38-inch national average). The city sits at an elevation of 1,867 feet.
Temperature
51°F Jan (10°C)
75°F Jul (24°C)
| Annual Average | 61.5°F |
| 14% above US avg | |
| January Average | 51°F (10°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 1,867 ft (569 m) |
| Area | 869.3 sq mi (2,251.4 km²) |
| Population Density | 8/sq mi |
| Coordinates | 32.5428°N, 116.6514°W |
| Timezone | America/Tijuana |
Precipitation & Snow
Air Quality
Earthquake History
10,755 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.2.
| Apr 4, 2010 | The 2010 Sierra El Mayor, B.C., Mexico Earthquake | M7.2 | 131 km | 10 km |
| Dec 30, 2009 | 12km N of Delta, B.C., MX | M5.8 | 137 km | 6 km |
| Jun 15, 2010 | 8km ESE of Ocotillo, CA | M5.7 | 72 km | 9 km |
| Feb 22, 2002 | 13km WSW of Delta, B.C., MX | M5.7 | 127 km | 7 km |
| Apr 4, 2010 | 9km SW of Delta, B.C., MX | M5.4 | 133 km | 10 km |
| Jul 7, 2010 | 20km NNW of Borrego Springs, CA | M5.4 | 99 km | 12 km |
| Aug 26, 2012 | 4km NNW of Brawley, CA | M5.4 | 117 km | 8 km |
| Apr 4, 2010 | 12km WNW of Alberto Oviedo Mota, B.C., MX | M5.4 | 131 km | 10 km |
| May 24, 2006 | 6km SSW of Delta, B.C., MX | M5.4 | 136 km | 6 km |
| Aug 26, 2012 | 5km NNW of Brawley, CA | M5.3 | 115 km | 8 km |
| Dec 3, 1991 | 71km E of Maneadero, B.C., MX | M5.3 | 117 km | 6 km |
| Apr 8, 2010 | 12km SW of Alberto Oviedo Mota, B.C., MX | M5.3 | 137 km | 10 km |
| Mar 23, 1994 | 35km E of Maneadero, B.C., MX | M5.3 | 100 km | 5 km |
| Apr 4, 2010 | 15km SSW of Progreso, B.C., MX | M5.3 | 96 km | 10 km |
| Jun 5, 2021 | 11km W of Calipatria, CA | M5.3 | 116 km | 6 km |
| Apr 14, 2025 | 5 km S of Julian, CA | M5.2 | 55 km | 14 km |
| Jun 12, 2005 | 10km ESE of Anza, CA | M5.2 | 110 km | 13 km |
| Jun 10, 2016 | 20km NNW of Borrego Springs, CA | M5.2 | 101 km | 12 km |
| Feb 9, 2008 | 8km W of Delta, B.C., MX | M5.1 | 131 km | 6 km |
| Feb 11, 2008 | 7km WSW of Delta, B.C., MX | M5.1 | 133 km | 6 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 1.2 m (4 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1862 | S. CALIFORNIA | Eruption + Earthquake | 1.2 m | — | 54 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Salton Buttes (121 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Salton Buttes | Lava dome(s) | -40 m (-131 ft) | 210 | 121 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: CEDAR (268,362 acres, 2003).
| Year | Name | Acres Burned | Distance |
| 2003 | CEDAR | 268,362 | 45 km |
| 2007 | WITCH | 167,551 | 61 km |
| 2007 | HARRIS | 90,443 | 16 km |
| 2002 | PINES | 65,407 | 68 km |
| 2003 | PARADISE | 55,995 | 78 km |
| 2007 | POOMACHA | 47,496 | 88 km |
| 2003 | MINE/OTAY | 37,232 | 21 km |
| 2003 | COYOTE | 19,215 | 94 km |
| 1993 | GUEJITO | 17,141 | 70 km |
| 2006 | HORSE | 16,659 | 20 km |
| 2020 | VALLEY | 16,517 | 22 km |
| 2011 | EAGLE | 14,743 | 87 km |
| 1996 | OTAY 322 | 12,238 | 22 km |
| 2012 | WILSON | 12,048 | 74 km |
| 2001 | VIEJAS | 10,942 | 29 km |
| 1987 | PALOMAR | 10,256 | 93 km |
| 1995 | SYCAMORE | 9,626 | 10 km |
| 2012 | STEWART | 9,501 | 68 km |
| 1996 | HARMONY | 9,289 | 80 km |
| 2004 | MATAGUAY | 9,087 | 75 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 51°F (10°C) | 2.8 in | Coldest, Wettest |
| February | 52°F (11°C) | 2.6 in | |
| March | 53°F (12°C) | 2.7 in | |
| April | 57°F (14°C) | 1.2 in | |
| May | 61°F (16°C) | 0.4 in | |
| June | 69°F (20°C) | 0.1 in | Driest |
| July | 75°F (24°C) | 0.3 in | |
| August | 76°F (24°C) | 0.4 in | Warmest |
| September | 72°F (22°C) | 0.4 in | |
| October | 65°F (18°C) | 0.6 in | |
| November | 57°F (14°C) | 1.7 in | |
| December | 51°F (11°C) | 2.2 in |
Lomas de Santa Anita has a seasonal temperature swing of 25°F / from 51°F in January to 76°F in August. Total annual precipitation is 15.4 inches, with January being the wettest month (2.8") and June the driest (0.1").