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San Luis Río Colorado, Mexico

Full City Profile

176,685 Population 657/sq mi density
118 ft Elevation 36 meters
73°F Avg Temperature 23°C
San Luis Río Colorado has a warm climate with an average annual temperature of 73°F (23°C). Winters average 55°F in January while summers reach 92°F in July. The area gets 330 sunny days per year. Annual precipitation totals 3.0 inches. The area receives 0.0 inches of snow annually.

Temperature

55°F Jan (13°C) 92°F Jul (33°C)
Annual Average73.2°F
36% above US avg
January Average55°F (13°C)
July Average92°F (33°C)
Sunny Days330 days/yr

Geography

Elevation118 ft (36 m)
Area268.8 sq mi (696.1 km²)
Population Density657/sq mi
Coordinates32.4555°N, 114.7704°W
TimezoneAmerica/Hermosillo

Precipitation & Snow

Annual Rainfall 3.0"
92% below US avg
Snowfall 0.0"
Wettest Month (Aug) 0.47"
Driest Month (May) 0.04"

Air Quality

Earthquake History

10,054 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.2. Most recent: M3.1 on Aug 15, 2025.

Apr 4, 2010 The 2010 Sierra El Mayor, B.C., Mexico Earthquake M7.2 53 km
Dec 30, 2009 12km N of Delta, B.C., MX M5.8 39 km
Jun 15, 2010 8km ESE of Ocotillo, CA M5.7 110 km
Dec 8, 2001 22km S of Estacion Coahuila, B.C., MX M5.7 55 km
Apr 4, 2010 12km SSW of Estacion Coahuila, B.C., MX M5.7 48 km
Feb 22, 2002 13km WSW of Delta, B.C., MX M5.7 54 km
Mar 7, 2020 71km SE of Estacion Coahuila, B.C., MX M5.5 88 km
Apr 4, 2010 9km SW of Delta, B.C., MX M5.4 49 km
Aug 26, 2012 4km NNW of Brawley, CA M5.4 95 km
Apr 4, 2010 12km WNW of Alberto Oviedo Mota, B.C., MX M5.4 53 km
May 24, 2006 6km SSW of Delta, B.C., MX M5.4 46 km
Aug 26, 2012 5km NNW of Brawley, CA M5.3 96 km
Dec 3, 1991 71km E of Maneadero, B.C., MX M5.3 126 km
Apr 8, 2010 12km SW of Alberto Oviedo Mota, B.C., MX M5.3 57 km
Apr 4, 2010 15km SSW of Progreso, B.C., MX M5.3 81 km
Jun 5, 2021 11km W of Calipatria, CA M5.3 111 km
Apr 5, 2010 27km SSW of Estacion Coahuila, B.C., MX M5.2 63 km
Oct 3, 1994 5 km NE of Ejido Doctor Alberto Oviedo Mota (El Indiviso), Mexico M5.2 46 km
Feb 9, 2008 8km W of Delta, B.C., MX M5.1 49 km
Feb 11, 2008 7km WSW of Delta, B.C., MX M5.1 48 km
Source: USGS (M2.5+, 1990–2025)

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Salton Buttes (114 km).

Name Type Elevation Last Eruption Distance
Salton Buttes Lava dome(s) -40 m (-131 ft) 210 114 km
Pinacate Pyroclastic cone(s) 1,200 m (3,937 ft) Unknown 142 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Wildfire History

13 wildfires (100+ acres) within 100 km. Largest: CIBOLA (4,703 ac, 2006).

Year Name Acres Distance
2006 CIBOLA 4,703 97 km
2011 THREE SLASHES 4,581 91 km
1989 LAGUNA II 3,042 52 km
1989 FERGUSON 2,284 66 km
1992 WALTERS 2,170 90 km
2013 ISLAND LAKE 2,021 68 km
1987 FERGUSONLK 1,692 65 km
2005 GETTING 1,403 91 km
2021 CLIP 1,295 74 km
2019 BERMUDA 1,175 53 km
2003 MITTRY 1,066 53 km
1990 YOCUM 1,006 90 km
1987 IMPERIAL 1,006 63 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 55°F (13°C) 0.3 in Coldest
February 60°F (15°C) 0.3 in
March 65°F (18°C) 0.3 in
April 71°F (21°C) 0.1 in
May 79°F (26°C) 0.0 in Driest
June 87°F (30°C) 0.0 in
July 92°F (33°C) 0.2 in Warmest
August 91°F (33°C) 0.5 in Wettest
September 86°F (30°C) 0.4 in
October 75°F (24°C) 0.4 in
November 64°F (18°C) 0.2 in
December 55°F (13°C) 0.4 in

San Luis Río Colorado has a seasonal temperature swing of 37°F / from 55°F in January to 92°F in July. Total annual precipitation is 3.0 inches, with August being the wettest month (0.5") and May the driest (0.0").

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