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Llano Grande, Mexico

Full City Profile

692 Population 3/sq mi density
5,190 ft Elevation 1,582 meters
56°F Avg Temperature 13°C
Llano Grande enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 52°F in January while summers reach 57°F in July. The area gets 351 sunny days per year. Annual precipitation totals 61.1 inches. The area receives 0.0 inches of snow annually.

Temperature

52°F Jan (11°C) 57°F Jul (14°C)
Annual Average55.9°F
4% above US avg
January Average52°F (11°C)
July Average57°F (14°C)
Sunny Days351 days/yr

Geography

Elevation5,190 ft (1,582 m)
Area251.9 sq mi (652.4 km²)
Population Density3/sq mi
Coordinates15.2631°N, 92.3147°W
TimezoneAmerica/Mexico_City

Precipitation & Snow

Annual Rainfall 61.1"
61% above US avg
Snowfall 0.0"
Wettest Month (Sep) 14.33"
Driest Month (Jan) 0.31"

Air Quality

Earthquake History

2,032 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.4. Most recent: M4.2 on Aug 27, 2025.

Nov 7, 2012 33 km S of Champerico, Guatemala M7.4 149 km
Sep 10, 1993 24 km W of Puerto Madero, Mexico M7.2 70 km
Mar 14, 1994 6 km ENE of Rizo de Oro, Mexico M6.9 82 km
Jul 7, 2014 4 km W of Puerto Madero, Mexico M6.9 62 km
Jun 14, 2017 2 km SSW of San Pablo, Guatemala M6.9 51 km
Sep 3, 1993 38 km SW of Puerto Madero, Mexico M6.8 93 km
Feb 1, 2019 5 km SW of Puerto Madero, Mexico M6.7 67 km
Jan 10, 1998 10 km SSW of San José El Ídolo, Guatemala M6.6 134 km
Nov 11, 2012 32 km SW of Champerico, Guatemala M6.5 127 km
Jan 16, 2002 2 km SW of Las Brisas, Mexico M6.4 92 km
Nov 28, 2001 2 km ESE of El Carmen, Mexico M6.4 92 km
Dec 31, 1996 4 km SW of El Ramal (Porvenir), Mexico M6.4 94 km
Sep 7, 2013 7 km ESE of Ignacio López Rayón, Mexico M6.4 76 km
Sep 19, 1993 105 km WSW of Puerto Madero, Mexico M6.4 148 km
May 12, 2024 28 km WSW of Brisas Barra de Suchiate, Mexico M6.4 94 km
Mar 12, 2000 3 km ESE of Plan de Ayala, Mexico M6.3 35 km
May 30, 1992 62 km WSW of Puerto Madero, Mexico M6.3 113 km
May 3, 2009 5 km S of San Lucas Tolimán, Guatemala M6.3 149 km
Jan 21, 2012 46 km SW of El Arenal, Mexico M6.2 86 km
Mar 3, 1998 9 km SSW of San José El Ídolo, Guatemala M6.1 134 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

3 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 1. Most recent: Barbara (2013).

Year Name Category Closest
2013 Barbara Category 1 198 km
1998 Lester Category 1 254 km
1996 Douglas Category 1 248 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).

Year Location Cause Max Wave Deaths Distance
2005 LAGO DE ATITLAN Meteorological 4.0 m 134 km
2012 GUATEMALA Earthquake 0.4 m 48 149 km
1950 GUATEMALA Earthquake 0.2 m 114 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

7 volcanoes within 200 km. Closest: Tacana (27 km).

Name Type Elevation Last Eruption Distance
Tacana Stratovolcano 4,064 m (13,333 ft) 1986 27 km
Santa Maria Stratovolcano 3,745 m (12,287 ft) 2020 99 km
Almolonga Stratovolcano 3,173 m (10,410 ft) 1818 100 km
Toliman Stratovolcano(es) 3,158 m (10,361 ft) Unknown 141 km
Acatenango Stratovolcano(es) 3,976 m (13,045 ft) 1972 176 km
Fuego Stratovolcano(es) 3,763 m (12,346 ft) 2020 178 km
Agua Stratovolcano 3,760 m (12,336 ft) Unknown 191 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 52°F (11°C) 0.3 in Coldest, Driest
February 61°F (16°C) 0.5 in
March 63°F (17°C) 1.1 in
April 65°F (18°C) 2.6 in
May 65°F (18°C) 7.4 in Warmest
June 64°F (18°C) 13.7 in
July 57°F (14°C) 9.4 in
August 64°F (18°C) 11.2 in
September 64°F (18°C) 14.3 in Wettest
October 63°F (17°C) 9.1 in
November 62°F (17°C) 2.1 in
December 61°F (16°C) 0.6 in

Llano Grande has a seasonal temperature swing of 13°F / from 52°F in January to 65°F in May. Total annual precipitation is 72.2 inches, with September being the wettest month (14.3") and January the driest (0.3").

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