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Weather & Climate in Constitución Mexicana, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Constitución Mexicana has a warm climate with an average annual temperature of 78°F (25°C). Winters average 72°F in January while summers reach 80°F in July / relatively mild seasonal variation. The area gets 204 sunny days per year. Annual precipitation totals 87.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 236 feet.
Temperature
72°F Jan (22°C)
80°F Jul (27°C)
| Annual Average | 77.6°F |
| 44% above US avg | |
| January Average | 72°F (22°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 204 days/yr |
Geography
| Elevation | 236 ft (72 m) |
| Area | 447.9 sq mi (1,160.2 km²) |
| Population Density | 3/sq mi |
| Coordinates | 17.3407°N, 95.3731°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
1,655 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| Apr 7, 2011 | 7 km SW of Helio García Alfaro, Mexico | M6.6 | 111 km | 166 km |
| Jul 29, 2014 | 2 km SE of Santa Teresa, Mexico | M6.3 | 48 km | 107 km |
| Sep 23, 2017 | 7 km NNE of Ixtepec, Mexico | M6.1 | 86 km | 10 km |
| Jan 5, 2020 | 3 km W of Reforma de Pineda, Mexico | M5.9 | 141 km | 87 km |
| Feb 25, 2011 | 3 km NNE of Aguilera, Mexico | M5.9 | 68 km | 123 km |
| Jan 30, 2002 | 5 km SSW of Tuxtilla, Mexico | M5.9 | 111 km | 109 km |
| Aug 18, 2004 | 8 km E of Juchitán de Zaragoza, Mexico | M5.9 | 111 km | 63 km |
| Aug 7, 2004 | 17 km WNW of Palomares, Mexico | M5.9 | 23 km | 101 km |
| May 21, 2014 | 2 km SSW of Palomares, Mexico | M5.8 | 40 km | 120 km |
| Aug 2, 2025 | 4 km S of Xagacía, Mexico | M5.8 | 98 km | 63 km |
| Jul 25, 1991 | 3 km WNW of Aguilera, Mexico | M5.7 | 63 km | 127 km |
| May 20, 2017 | 21 km SE of La Horqueta (Poblado Doce), Mexico | M5.7 | 140 km | 144 km |
| Mar 3, 2022 | Veracruz, Mexico | M5.7 | 96 km | 110 km |
| Sep 16, 2017 | 11 km SSE of Salina Cruz, Mexico | M5.6 | 141 km | 35 km |
| Mar 12, 1994 | 30 km NNE of Santo Domingo Zanatepec, Mexico | M5.6 | 134 km | 97 km |
| Aug 28, 1994 | 6 km N of San Pedro Ocotepec, Mexico | M5.6 | 62 km | 68 km |
| May 25, 2022 | 12 km WNW of Santa María Zapotitlán, Mexico | M5.5 | 144 km | 34 km |
| Oct 14, 2017 | 12 km E of San Mateo del Mar, Mexico | M5.5 | 135 km | 56 km |
| Mar 6, 2022 | 3 km S of Zacatal, Mexico | M5.5 | 51 km | 95 km |
| Apr 28, 2015 | 4 km NNE of Paso Real de Sarabia, Mexico | M5.5 | 44 km | 111 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
7 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2022 | Agatha | Category 2 | 104 mph | 194 km |
| 2013 | Barbara | Category 1 | 81 mph | 202 km |
| 2012 | Carlotta | Category 2 | 109 mph | 236 km |
| 2010 | Karl | Category 3 | 127 mph | 230 km |
| 2005 | Stan | Category 1 | 81 mph | 149 km |
| 1997 | Pauline | Category 4 | 132 mph | 245 km |
| 1997 | Rick | Category 1 | 86 mph | 174 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 0.4 m (1 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1965 | MEXICO | Earthquake | 0.4 m | 6 | 124 km |
| 2022 | S. MEXICO | Earthquake | 0.2 m | — | 144 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: San Martin (138 km).
| Name | Type | Elevation | Last Eruption | Distance |
| San Martin | Shield | 1,650 m (5,413 ft) | 1796 | 138 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 72°F (22°C) | 1.9 in | Coldest |
| February | 73°F (23°C) | 1.3 in | Driest |
| March | 77°F (25°C) | 1.3 in | |
| April | 81°F (27°C) | 1.3 in | |
| May | 83°F (28°C) | 3.6 in | Warmest |
| June | 82°F (28°C) | 12.0 in | |
| July | 80°F (27°C) | 20.2 in | Wettest |
| August | 80°F (27°C) | 17.8 in | |
| September | 80°F (26°C) | 14.7 in | |
| October | 78°F (25°C) | 7.8 in | |
| November | 75°F (24°C) | 3.5 in | |
| December | 73°F (23°C) | 1.9 in |
Constitución Mexicana has a seasonal temperature swing of 12°F / from 72°F in January to 83°F in May. Total annual precipitation is 87.1 inches, with July being the wettest month (20.2") and February the driest (1.3").