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Weather & Climate in Santiago, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Santiago has a warm climate with an average annual temperature of 73°F (23°C). Winters average 62°F in January while summers reach 83°F in July. The area gets 307 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 16.1 inches (drier than the 38-inch national average). The city sits at an elevation of 377 feet.
Temperature
62°F Jan (17°C)
83°F Jul (29°C)
| Annual Average | 72.6°F |
| 34% above US avg | |
| January Average | 62°F (17°C) |
| July Average | 83°F (29°C) |
| Sunny Days | 307 days/yr |
Geography
| Elevation | 377 ft (115 m) |
| Area | 293.0 sq mi (758.9 km²) |
| Population Density | 3/sq mi |
| Coordinates | 23.4786°N, 109.7152°W |
| Timezone | America/Mazatlan |
Precipitation & Snow
Air Quality
Earthquake History
200 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.5.
| Oct 3, 2002 | 111 km ESE of La Rivera, Mexico | M6.5 | 122 km | 10 km |
| Jun 18, 2023 | Gulf of California | M6.4 | 110 km | 4 km |
| Sep 25, 2012 | 59 km NNE of La Paz, Mexico | M6.3 | 140 km | 10 km |
| Jun 22, 1991 | 101 km SW of Altata, Mexico | M6.2 | 128 km | 10 km |
| Jun 30, 1995 | 60 km N of La Paz, Mexico | M6.2 | 144 km | 10 km |
| Feb 18, 2004 | 78 km E of La Rivera, Mexico | M5.9 | 93 km | 10 km |
| Jun 30, 1995 | 27 km N of La Paz, Mexico | M5.7 | 115 km | 10 km |
| Sep 22, 2017 | 77 km E of La Rivera, Mexico | M5.6 | 91 km | 10 km |
| Sep 13, 2015 | 99 km SSW of Topolobampo, Mexico | M5.6 | 149 km | 10 km |
| Jun 5, 2005 | 114 km SW of Las Arenitas, Mexico | M5.6 | 139 km | 10 km |
| Jan 5, 2009 | 87 km ENE of La Rivera, Mexico | M5.5 | 104 km | 10 km |
| Nov 5, 1998 | 81 km E of La Rivera, Mexico | M5.5 | 96 km | 10 km |
| Oct 5, 2012 | 109 km E of La Rivera, Mexico | M5.5 | 123 km | 10 km |
| Jul 7, 1998 | 112 km SSW of Altata, Mexico | M5.5 | 137 km | 10 km |
| Apr 4, 2021 | 97 km SW of Altata, Mexico | M5.4 | 125 km | 10 km |
| Oct 30, 2001 | 84 km NE of La Rivera, Mexico | M5.4 | 103 km | 10 km |
| Jul 25, 2021 | 99 km ENE of La Rivera, Mexico | M5.4 | 116 km | 9 km |
| Jan 21, 2025 | 134 km ESE of La Rivera, Mexico | M5.3 | 146 km | 10 km |
| Jul 16, 1999 | 91 km ENE of La Rivera, Mexico | M5.3 | 108 km | 10 km |
| Jul 17, 2007 | 109 km SSW of El Progreso, Mexico | M5.3 | 135 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
40 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Lorena | Category 1 | 86 mph | 226 km |
| 2023 | Norma | Category 3 | 115 mph | 58 km |
| 2021 | Olaf | Category 2 | 104 mph | 50 km |
| 2021 | Pamela | Category 1 | 75 mph | 203 km |
| 2020 | Genevieve | Category 2 | 92 mph | 148 km |
| 2019 | Lorena | Category 1 | 86 mph | 33 km |
| 2016 | Newton | Category 1 | 92 mph | 81 km |
| 2014 | Odile | Category 3 | 127 mph | 44 km |
| 2014 | Norbert | Category 2 | 109 mph | 202 km |
| 2013 | Manuel | Category 1 | 75 mph | 169 km |
| 2012 | Paul | Category 2 | 98 mph | 274 km |
| 2009 | Jimena | Category 4 | 132 mph | 193 km |
| 2008 | Norbert | Category 3 | 109 mph | 212 km |
| 2007 | Henriette | Category 1 | 86 mph | 16 km |
| 2006 | Lane | Category 3 | 127 mph | 257 km |
| 2006 | John | Category 3 | 115 mph | 24 km |
| 2005 | Otis | Category 2 | 104 mph | 271 km |
| 2004 | Javier | Category 3 | 115 mph | 297 km |
| 2003 | Ignacio | Category 2 | 104 mph | 52 km |
| 2003 | Marty | Category 2 | 98 mph | 31 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 62°F (17°C) | 0.7 in | Coldest |
| February | 63°F (17°C) | 0.2 in | |
| March | 66°F (19°C) | 0.0 in | Driest |
| April | 70°F (21°C) | 0.0 in | |
| May | 74°F (23°C) | 0.0 in | |
| June | 80°F (27°C) | 0.0 in | |
| July | 83°F (29°C) | 1.7 in | Warmest |
| August | 83°F (28°C) | 4.2 in | |
| September | 81°F (27°C) | 6.1 in | Wettest |
| October | 77°F (25°C) | 1.7 in | |
| November | 69°F (21°C) | 0.9 in | |
| December | 64°F (18°C) | 0.6 in |
Santiago has a seasonal temperature swing of 22°F / from 62°F in January to 83°F in July. Total annual precipitation is 16.1 inches, with September being the wettest month (6.1") and March the driest (0.0").