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Weather & Climate in San Luis Río Colorado, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
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, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 3.0 inches (drier than the 38-inch national average). The city sits at an elevation of 118 feet.
Temperature
55°F Jan (13°C)
92°F Jul (33°C)
| Annual Average | 73.2°F |
| 36% above US avg | |
| January Average | 55°F (13°C) |
| July Average | 92°F (33°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 118 ft (36 m) |
| Area | 268.8 sq mi (696.1 km²) |
| Population Density | 657/sq mi |
| Coordinates | 32.4555°N, 114.7704°W |
| Timezone | America/Hermosillo |
Precipitation & Snow
Air Quality
Earthquake History
10,054 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 | 53 km | 10 km |
| Dec 30, 2009 | 12km N of Delta, B.C., MX | M5.8 | 39 km | 6 km |
| Jun 15, 2010 | 8km ESE of Ocotillo, CA | M5.7 | 110 km | 9 km |
| Dec 8, 2001 | 22km S of Estacion Coahuila, B.C., MX | M5.7 | 55 km | 7 km |
| Apr 4, 2010 | 12km SSW of Estacion Coahuila, B.C., MX | M5.7 | 48 km | 10 km |
| Feb 22, 2002 | 13km WSW of Delta, B.C., MX | M5.7 | 54 km | 7 km |
| Mar 7, 2020 | 71km SE of Estacion Coahuila, B.C., MX | M5.5 | 88 km | 10 km |
| Apr 4, 2010 | 9km SW of Delta, B.C., MX | M5.4 | 49 km | 10 km |
| Aug 26, 2012 | 4km NNW of Brawley, CA | M5.4 | 95 km | 8 km |
| Apr 4, 2010 | 12km WNW of Alberto Oviedo Mota, B.C., MX | M5.4 | 53 km | 10 km |
| May 24, 2006 | 6km SSW of Delta, B.C., MX | M5.4 | 46 km | 6 km |
| Aug 26, 2012 | 5km NNW of Brawley, CA | M5.3 | 96 km | 8 km |
| Dec 3, 1991 | 71km E of Maneadero, B.C., MX | M5.3 | 126 km | 6 km |
| Apr 8, 2010 | 12km SW of Alberto Oviedo Mota, B.C., MX | M5.3 | 57 km | 10 km |
| Apr 4, 2010 | 15km SSW of Progreso, B.C., MX | M5.3 | 81 km | 10 km |
| Jun 5, 2021 | 11km W of Calipatria, CA | M5.3 | 111 km | 6 km |
| Apr 5, 2010 | 27km SSW of Estacion Coahuila, B.C., MX | M5.2 | 63 km | 10 km |
| Oct 3, 1994 | 5 km NE of Ejido Doctor Alberto Oviedo Mota (El Indiviso), Mexico | M5.2 | 46 km | 10 km |
| Feb 9, 2008 | 8km W of Delta, B.C., MX | M5.1 | 49 km | 6 km |
| Feb 11, 2008 | 7km WSW of Delta, B.C., MX | M5.1 | 48 km | 6 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
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).
Wildfire History
13 wildfires (100+ acres) recorded within 100 km. Largest: CIBOLA (4,703 acres, 2006).
| Year | Name | Acres Burned | 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 Wildfire Records (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").