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Weather & Climate in La Alianza, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
La Alianza has a warm climate with an average annual temperature of 82°F (28°C). Winters average 80°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 202 sunny days per year. Annual precipitation totals 87.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 79 feet.
Temperature
80°F Jan (26°C)
82°F Jul (28°C)
| Annual Average | 81.8°F |
| 51% above US avg | |
| January Average | 80°F (26°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 202 days/yr |
Geography
| Elevation | 79 ft (24 m) |
| Area | 628.3 sq mi (1,627.2 km²) |
| Population Density | 1/sq mi |
| Coordinates | 15.3717°N, 92.8717°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
2,377 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M8.2.
| Sep 8, 2017 | 2017 Tehuantepec, Mexico Earthquake | M8.2 | 117 km | 47 km |
| Sep 10, 1993 | 24 km W of Puerto Madero, Mexico | M7.2 | 77 km | 34 km |
| Jun 14, 2017 | 2 km SSW of San Pablo, Guatemala | M6.9 | 106 km | 93 km |
| Mar 14, 1994 | 6 km ENE of Rizo de Oro, Mexico | M6.9 | 84 km | 164 km |
| Jul 7, 2014 | 4 km W of Puerto Madero, Mexico | M6.9 | 84 km | 53 km |
| Sep 3, 1993 | 38 km SW of Puerto Madero, Mexico | M6.8 | 96 km | 27 km |
| Feb 1, 2019 | 5 km SW of Puerto Madero, Mexico | M6.7 | 89 km | 66 km |
| Dec 31, 1996 | 4 km SW of El Ramal (Porvenir), Mexico | M6.4 | 52 km | 100 km |
| Sep 7, 2013 | 7 km ESE of Ignacio López Rayón, Mexico | M6.4 | 117 km | 66 km |
| Sep 19, 1993 | 105 km WSW of Puerto Madero, Mexico | M6.4 | 122 km | 18 km |
| Nov 28, 2001 | 2 km ESE of El Carmen, Mexico | M6.4 | 34 km | 85 km |
| Jan 16, 2002 | 2 km SW of Las Brisas, Mexico | M6.4 | 32 km | 80 km |
| May 12, 2024 | 28 km WSW of Brisas Barra de Suchiate, Mexico | M6.4 | 114 km | 62 km |
| May 30, 1992 | 62 km WSW of Puerto Madero, Mexico | M6.3 | 104 km | 55 km |
| Jun 7, 1998 | 2 km NNE of Cabeza de Toro, Mexico | M6.3 | 117 km | 87 km |
| Jul 14, 2023 | Offshore Chiapas, Mexico | M6.3 | 122 km | 34 km |
| Mar 12, 2000 | 3 km ESE of Plan de Ayala, Mexico | M6.3 | 64 km | 62 km |
| Jan 21, 2012 | 46 km SW of El Arenal, Mexico | M6.2 | 57 km | 45 km |
| Dec 4, 2000 | 104 km SW of El Palmarcito, Mexico | M6.1 | 128 km | 33 km |
| Apr 27, 2016 | 75 km WSW of Puerto Madero, Mexico | M6.0 | 98 km | 16 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
4 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2013 | Barbara | Category 1 | 81 mph | 140 km |
| 1998 | Lester | Category 2 | 98 mph | 210 km |
| 1997 | Pauline | Category 4 | 132 mph | 295 km |
| 1996 | Douglas | Category 1 | 75 mph | 237 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 2.7 m (9 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2017 | S. MEXICO | Earthquake | 2.7 m | 98 | 117 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Tacana (86 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tacana | Stratovolcano | 4,064 m (13,333 ft) | 1986 | 86 km |
| Santa Maria | Stratovolcano | 3,745 m (12,287 ft) | 2020 | 157 km |
| Almolonga | Stratovolcano | 3,173 m (10,410 ft) | 1818 | 159 km |
| Toliman | Stratovolcano(es) | 3,158 m (10,361 ft) | Unknown | 200 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (26°C) | 0.1 in | Coldest, Driest |
| February | 81°F (27°C) | 0.1 in | |
| March | 83°F (28°C) | 0.4 in | |
| April | 85°F (29°C) | 1.7 in | Warmest |
| May | 84°F (29°C) | 7.9 in | |
| June | 82°F (28°C) | 15.5 in | |
| July | 82°F (28°C) | 14.8 in | |
| August | 82°F (28°C) | 15.3 in | |
| September | 81°F (27°C) | 18.7 in | Wettest |
| October | 82°F (28°C) | 10.2 in | |
| November | 81°F (27°C) | 2.2 in | |
| December | 80°F (27°C) | 0.4 in |
La Alianza has a seasonal temperature swing of 5°F / from 80°F in January to 85°F in April. Total annual precipitation is 87.2 inches, with September being the wettest month (18.7") and January the driest (0.1").