All Countries
Weather & Climate in Dieciocho de Marzo, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Dieciocho de Marzo has a warm climate with an average annual temperature of 81°F (27°C). Winters average 76°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 287 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 27.2 inches (drier than the 38-inch national average). The city sits at an elevation of 1,362 feet.
Temperature
76°F Jan (24°C)
82°F Jul (28°C)
| Annual Average | 80.7°F |
| 49% above US avg | |
| January Average | 76°F (24°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 287 days/yr |
Geography
| Elevation | 1,362 ft (415 m) |
| Area | 491.7 sq mi (1,273.4 km²) |
| Population Density | 3/sq mi |
| Coordinates | 19.2312°N, 102.7055°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
408 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.6.
| Sep 19, 2022 | 35 km SSW of Aguililla, Mexico | M7.6 | 90 km | 27 km |
| Jan 11, 1997 | 46 km WNW of El Habillal, Mexico | M7.2 | 113 km | 33 km |
| Sep 22, 2022 | 55 km SSW of Aguililla, Mexico | M6.8 | 111 km | 20 km |
| Apr 11, 2012 | 41 km NW of El Habillal, Mexico | M6.5 | 112 km | 20 km |
| May 22, 1997 | 5 km ENE of Churumuco de Morelos, Mexico | M6.5 | 131 km | 70 km |
| Aug 9, 2000 | 24 km NNW of El Habillal, Mexico | M6.5 | 117 km | 46 km |
| Jan 12, 2025 | 18 km SE of Aquila, Mexico | M6.2 | 107 km | 39 km |
| Apr 22, 2013 | 7 km NNE of Guacamayas, Mexico | M6.0 | 139 km | 30 km |
| Oct 12, 1995 | 13 km SSE of Cuyutlán, Mexico | M6.0 | 146 km | 16 km |
| Sep 20, 2022 | 20 km S of La Placita de Morelos, Mexico | M5.8 | 138 km | 16 km |
| Feb 20, 2013 | 13 km W of La Placita de Morelos, Mexico | M5.6 | 130 km | 18 km |
| Jan 16, 1997 | 33 km WNW of El Habillal, Mexico | M5.5 | 126 km | 28 km |
| Jan 25, 1996 | 17 km WSW of Las Cañas, Mexico | M5.5 | 101 km | 77 km |
| Dec 1, 2000 | 18 km SSW of Arteaga, Mexico | M5.4 | 120 km | 33 km |
| Jan 29, 1990 | 28 km WSW of Arteaga, Mexico | M5.4 | 108 km | 39 km |
| Mar 11, 1993 | 8 km WSW of Coahuayutla de Guerrero, Mexico | M5.4 | 141 km | 71 km |
| Jul 31, 2006 | 23 km SW of Cerro de Ortega, Mexico | M5.3 | 142 km | 10 km |
| Jun 16, 2001 | 31 km WNW of El Habillal, Mexico | M5.3 | 130 km | 29 km |
| Sep 19, 2022 | 24 km WSW of La Placita de Morelos, Mexico | M5.3 | 144 km | 10 km |
| Sep 29, 1992 | 8 km SSE of Tecalitlán, Mexico | M5.3 | 64 km | 95 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
26 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2024 | John | Category 1 | 75 mph | 215 km |
| 2023 | Lidia | Category 4 | 138 mph | 257 km |
| 2023 | Beatriz | Category 1 | 86 mph | 140 km |
| 2021 | Rick | Category 2 | 104 mph | 82 km |
| 2021 | Nora | Category 1 | 86 mph | 273 km |
| 2019 | Lorena | Category 1 | 81 mph | 182 km |
| 2015 | Patricia | Category 5 | 207 mph | 227 km |
| 2015 | Marty | Category 1 | 81 mph | 294 km |
| 2015 | Carlos | Category 1 | 92 mph | 221 km |
| 2013 | Erick | Category 1 | 81 mph | 245 km |
| 2012 | Bud | Category 1 | 81 mph | 296 km |
| 2011 | Jova | Category 2 | 98 mph | 254 km |
| 2011 | Beatriz | Category 1 | 92 mph | 159 km |
| 2009 | Andres | Category 1 | 81 mph | 203 km |
| 2006 | John | Category 4 | 132 mph | 227 km |
| 1996 | Alma | Category 2 | 104 mph | 141 km |
| 1996 | Hernan | Category 1 | 86 mph | 142 km |
| 1996 | Boris | Category 1 | 92 mph | 80 km |
| 1993 | Calvin | Category 2 | 109 mph | 186 km |
| 1992 | Winifred | Category 3 | 115 mph | 157 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
9 tsunamis recorded within 500 km. Highest wave on record: 13.9 m (46 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1818 | CENTRAL MEXICO | Earthquake | 13.9 m | 2,000 | 131 km |
| 1932 | CENTRAL MEXICO | Earthquake | 10.0 m | 400 | 135 km |
| 1985 | MEXICO | Earthquake | 3.0 m | 9,500 | 117 km |
| 1973 | S. MEXICO | Earthquake | 1.1 m | 56 | 89 km |
| 1932 | CENTRAL MEXICO | Earthquake | 1.0 m | — | 99 km |
| 2022 | MEXICO | Earthquake | 0.8 m | 2 | 90 km |
| 2013 | MEXICO | Earthquake | 0.1 m | — | 139 km |
| 1981 | MEXICO | Earthquake | 0.1 m | 3 | 143 km |
| 1941 | MEXICO | Earthquake | — | 84 | 68 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Colima (101 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Colima | Stratovolcano(es) | 3,850 m (12,631 ft) | 2019 | 101 km |
| Michoacan-Guanajuato | Pyroclastic cone(s) | 3,860 m (12,664 ft) | 1952 | 122 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (24°C) | 0.7 in | Coldest |
| February | 78°F (25°C) | 0.2 in | |
| March | 80°F (27°C) | 0.2 in | |
| April | 84°F (29°C) | 0.0 in | Driest |
| May | 86°F (30°C) | 0.8 in | Warmest |
| June | 85°F (29°C) | 5.2 in | |
| July | 82°F (28°C) | 6.4 in | Wettest |
| August | 81°F (27°C) | 5.7 in | |
| September | 81°F (27°C) | 4.9 in | |
| October | 81°F (27°C) | 2.4 in | |
| November | 79°F (26°C) | 0.5 in | |
| December | 77°F (25°C) | 0.3 in |
Dieciocho de Marzo has a seasonal temperature swing of 10°F / from 76°F in January to 86°F in May. Total annual precipitation is 27.2 inches, with July being the wettest month (6.4") and April the driest (0.0").