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Usmajac, Mexico

Full City Profile

7,269 Population 65/sq mi density
4,475 ft Elevation 1,364 meters
68°F Avg Temperature 20°C
Usmajac enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 61°F in January while summers reach 71°F in July. The area gets 279 sunny days per year. Annual precipitation totals 31.6 inches. The area receives 0.0 inches of snow annually.

Temperature

61°F Jan (16°C) 71°F Jul (22°C)
Annual Average67.8°F
26% above US avg
January Average61°F (16°C)
July Average71°F (22°C)
Sunny Days279 days/yr

Geography

Elevation4,475 ft (1,364 m)
Area112.4 sq mi (291.1 km²)
Population Density65/sq mi
Coordinates19.8747°N, 103.5413°W
TimezoneAmerica/Mexico_City

Precipitation & Snow

Annual Rainfall 31.6"
17% below US avg
Snowfall 0.0"
Wettest Month (Jul) 7.20"
Driest Month (Mar) 0.24"

Air Quality

Earthquake History

177 earthquakes (M2.5+) within 150 km since 1990. Strongest: M8.0. Most recent: M4.3 on Aug 6, 2025.

Oct 9, 1995 1995 Colima-Jalisco, Mexico Earthquake M8.0 115 km
Jan 22, 2003 16 km SSW of Cuyutlán, Mexico M7.6 136 km
Oct 12, 1995 13 km SSE of Cuyutlán, Mexico M6.0 129 km
Jan 22, 2003 29 km SSW of El Colomo, Mexico M5.9 146 km
Oct 6, 1995 23 km SSW of El Colomo, Mexico M5.8 141 km
Feb 20, 2013 13 km W of La Placita de Morelos, Mexico M5.6 148 km
May 8, 2001 18 km SSW of Cuyutlán, Mexico M5.5 139 km
Mar 7, 2000 7 km ENE of Jalipa, Mexico M5.4 107 km
Nov 5, 2002 0 km E of La Manzanilla, Mexico M5.3 146 km
Jul 31, 2006 23 km SW of Cerro de Ortega, Mexico M5.3 144 km
Sep 29, 1992 8 km SSE of Tecalitlán, Mexico M5.3 59 km
Aug 15, 1999 27 km WSW of Los Olivos, Mexico M5.3 98 km
May 9, 1996 13 km SSW of Manzanillo, Mexico M5.3 132 km
May 31, 2007 30 km SSW of Cuyutlán, Mexico M5.1 149 km
Mar 20, 1993 8 km SSE of Villa Victoria, Mexico M5.1 133 km
Oct 10, 1995 9 km SSE of Cuyutlán, Mexico M5.1 127 km
Oct 16, 1995 14 km SW of La Central, Mexico M5.0 139 km
Oct 22, 2009 19 km WSW of Cuyutlán, Mexico M5.0 134 km
Oct 9, 1995 17 km SSW of Manzanillo, Mexico M4.9 135 km
Feb 18, 2019 18 km SSW of El Colomo, Mexico M4.8 136 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

28 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5. Most recent: John (2024).

Year Name Category Closest
2024 John Category 1 300 km
2023 Lidia Category 4 144 km
2023 Beatriz Category 1 165 km
2022 Roslyn Category 4 295 km
2021 Rick Category 2 193 km
2021 Nora Category 1 184 km
2021 Enrique Category 1 252 km
2019 Lorena Category 1 147 km
2015 Patricia Category 5 113 km
2015 Carlos Category 1 212 km
2013 Erick Category 1 235 km
2012 Bud Category 3 232 km
2011 Jova Category 3 155 km
2011 Beatriz Category 1 150 km
2009 Andres Category 1 211 km
2006 John Category 4 235 km
2006 Lane Category 1 265 km
2002 Kenna Category 4 280 km
1996 Alma Category 2 241 km
1996 Hernan Category 1 144 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

7 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 96 km
1995 S. MEXICO Earthquake 11.0 m 50 115 km
1932 CENTRAL MEXICO Earthquake 10.0 m 75 113 km
1932 CENTRAL MEXICO Earthquake 10.0 m 400 48 km
1932 CENTRAL MEXICO Earthquake 1.0 m 89 km
2003 S. MEXICO Earthquake 0.6 m 29 136 km
1941 MEXICO Earthquake 84 145 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Colima (41 km).

Name Type Elevation Last Eruption Distance
Colima Stratovolcano(es) 3,850 m (12,631 ft) 2019 41 km
Mascota Volcanic Field Pyroclastic cone(s) 2,560 m (8,399 ft) Unknown 158 km
Ceboruco Stratovolcano 2,280 m (7,480 ft) 1875 172 km
Michoacan-Guanajuato Pyroclastic cone(s) 3,860 m (12,664 ft) 1952 187 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 61°F (16°C) 1.0 in Coldest
February 63°F (17°C) 0.3 in
March 66°F (19°C) 0.2 in Driest
April 70°F (21°C) 0.2 in
May 73°F (23°C) 1.1 in
June 73°F (23°C) 5.9 in Warmest
July 71°F (22°C) 7.2 in Wettest
August 71°F (21°C) 6.1 in
September 70°F (21°C) 5.5 in
October 69°F (20°C) 2.7 in
November 65°F (19°C) 0.7 in
December 62°F (17°C) 0.7 in

Usmajac has a seasonal temperature swing of 12°F / from 61°F in January to 73°F in June. Total annual precipitation is 31.6 inches, with July being the wettest month (7.2") and March the driest (0.2").

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