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Weather & Climate in La Ascensión, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
La Ascensión enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 54°F in January while summers reach 67°F in July / relatively mild seasonal variation. The area gets 305 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 17.1 inches (drier than the 38-inch national average). The city sits at an elevation of 6,434 feet.
Temperature
54°F Jan (12°C)
67°F Jul (19°C)
| Annual Average | 61.4°F |
| 14% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 67°F (19°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 6,434 ft (1,961 m) |
| Area | 2,785.8 sq mi (7,215.2 km²) |
| Population Density | 1/sq mi |
| Coordinates | 24.3239°N, 99.9141°W |
| Timezone | America/Monterrey |
Precipitation & Snow
Air Quality
Earthquake History
21 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| May 16, 2023 | 15 km NNW of Lázaro Cárdenas, Mexico | M5.0 | 138 km | 10 km |
| Jun 5, 2023 | 11 km WNW of Lázaro Cárdenas, Mexico | M4.6 | 147 km | 10 km |
| Apr 6, 2004 | 18 km ESE of Ciudad General Terán, Mexico | M4.5 | 102 km | 38 km |
| Jun 4, 2004 | 5 km NNW of San Isidro, Mexico | M4.4 | 100 km | 13 km |
| Jun 14, 2009 | 35 km E of Ciudad General Terán, Mexico | M4.4 | 123 km | 18 km |
| May 29, 2012 | 31 km NW of San Carlos, Mexico | M4.3 | 89 km | 5 km |
| Jul 30, 1992 | 12 km E of Iturbide, Mexico | M4.3 | 45 km | 10 km |
| Jul 21, 2020 | 28 km SSW of Huachichil, Mexico | M4.2 | 125 km | 10 km |
| Sep 20, 2000 | 11 km SSW of Iturbide, Mexico | M4.2 | 33 km | 33 km |
| May 12, 2025 | 13 km E of Ciudad General Terán, Mexico | M4.2 | 109 km | 14 km |
| Apr 17, 2006 | 21 km WNW of La Ascensión, Mexico | M4.1 | 22 km | 17 km |
| Mar 18, 2014 | 18 km E of Pueblo Nuevo, Mexico | M4.1 | 131 km | 1 km |
| Feb 11, 2014 | 31 km SSE of China, Mexico | M4.0 | 146 km | 41 km |
| Mar 4, 2014 | 27 km SE of Los Ramones, Mexico | M4.0 | 140 km | 5 km |
| Nov 25, 2013 | 23 km SE of Los Ramones, Mexico | M4.0 | 140 km | 10 km |
| Dec 22, 2013 | 19 km NE of Ciudad General Terán, Mexico | M4.0 | 124 km | 37 km |
| Jun 25, 2013 | 22 km E of Doctor Arroyo, Mexico | M4.0 | 68 km | 5 km |
| Nov 30, 2013 | 26 km SE of Los Ramones, Mexico | M3.9 | 139 km | 2 km |
| Mar 5, 2014 | 18 km SSW of China, Mexico | M3.9 | 150 km | 10 km |
| Nov 26, 2013 | 22 km S of China, Mexico | M3.6 | 147 km | 37 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
6 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2010 | Alex | Category 2 | 109 mph | 118 km |
| 2005 | Emily | Category 3 | 127 mph | 144 km |
| 2003 | Erika | Category 1 | 75 mph | 253 km |
| 2000 | Keith | Category 1 | 92 mph | 281 km |
| 1988 | Gilbert | Category 4 | 132 mph | 117 km |
| 1983 | Barry | Category 1 | 81 mph | 271 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 0.6 in | Coldest |
| February | 56°F (13°C) | 0.5 in | |
| March | 60°F (15°C) | 0.6 in | |
| April | 64°F (18°C) | 1.2 in | |
| May | 67°F (19°C) | 2.4 in | |
| June | 67°F (20°C) | 2.0 in | Warmest |
| July | 67°F (19°C) | 2.3 in | |
| August | 66°F (19°C) | 2.4 in | |
| September | 65°F (18°C) | 2.6 in | Wettest |
| October | 62°F (16°C) | 1.4 in | |
| November | 58°F (14°C) | 0.4 in | Driest |
| December | 55°F (13°C) | 0.7 in |
La Ascensión has a seasonal temperature swing of 14°F / from 54°F in January to 67°F in June. Total annual precipitation is 17.0 inches, with September being the wettest month (2.6") and November the driest (0.4").