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Weather & Climate in Nuevo Llano Grande, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nuevo Llano Grande has a warm climate with an average annual temperature of 76°F (25°C). Winters average 73°F in January while summers reach 77°F in July / relatively mild seasonal variation. The area gets 356 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 31.1 inches. The city sits at an elevation of 2,028 feet.
Temperature
73°F Jan (23°C)
77°F Jul (25°C)
| Annual Average | 76.1°F |
| 41% above US avg | |
| January Average | 73°F (23°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 356 days/yr |
Geography
| Elevation | 2,028 ft (618 m) |
| Area | 311.0 sq mi (805.5 km²) |
| Population Density | 3/sq mi |
| Coordinates | 15.8222°N, 91.9206°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
703 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.2.
| Sep 10, 1993 | 24 km W of Puerto Madero, Mexico | M7.2 | 145 km | 34 km |
| Mar 14, 1994 | 6 km ENE of Rizo de Oro, Mexico | M6.9 | 58 km | 164 km |
| Jun 14, 2017 | 2 km SSW of San Pablo, Guatemala | M6.9 | 102 km | 93 km |
| Jul 7, 2014 | 4 km W of Puerto Madero, Mexico | M6.9 | 135 km | 53 km |
| Feb 1, 2019 | 5 km SW of Puerto Madero, Mexico | M6.7 | 139 km | 66 km |
| Nov 28, 2001 | 2 km ESE of El Carmen, Mexico | M6.4 | 130 km | 85 km |
| Dec 31, 1996 | 4 km SW of El Ramal (Porvenir), Mexico | M6.4 | 112 km | 100 km |
| Sep 7, 2013 | 7 km ESE of Ignacio López Rayón, Mexico | M6.4 | 137 km | 66 km |
| May 17, 2023 | 8 km SE of Canillá, Guatemala | M6.4 | 144 km | 252 km |
| Jan 16, 2002 | 2 km SW of Las Brisas, Mexico | M6.4 | 135 km | 80 km |
| Mar 12, 2000 | 3 km ESE of Plan de Ayala, Mexico | M6.3 | 110 km | 62 km |
| Mar 17, 2005 | 10 km NE of San Bartolo, Guatemala | M6.1 | 95 km | 197 km |
| Apr 10, 1994 | 3 km E of Pajapita, Guatemala | M6.0 | 123 km | 100 km |
| Jan 19, 2001 | 6 km NNE of Hidalgo, Mexico | M6.0 | 97 km | 93 km |
| Oct 17, 2000 | 4 km ENE of Nuevo Amatenango, Mexico | M5.8 | 37 km | 181 km |
| Dec 5, 1996 | 2 km ENE of Brisas Barra de Suchiate, Mexico | M5.8 | 146 km | 91 km |
| Dec 12, 1999 | 0 km SSW of Sololá, Guatemala | M5.8 | 142 km | 158 km |
| May 5, 2025 | 5 km NNE of Nuevo León, Mexico | M5.8 | 104 km | 261 km |
| Feb 14, 2002 | 13 km SW of Francisco I. Madero, Mexico | M5.8 | 120 km | 76 km |
| Feb 1, 2003 | 7 km NNW of Nuevo Vicente Guerrero (El Chichonal), Mexico | M5.8 | 131 km | 211 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2013 | Barbara | Category 1 | 81 mph | 216 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami 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 | — | 149 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
7 volcanoes within 200 km. Closest: Tacana (79 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tacana | Stratovolcano | 4,064 m (13,333 ft) | 1986 | 79 km |
| Almolonga | Stratovolcano | 3,173 m (10,410 ft) | 1818 | 122 km |
| Santa Maria | Stratovolcano | 3,745 m (12,287 ft) | 2020 | 125 km |
| Toliman | Stratovolcano(es) | 3,158 m (10,361 ft) | Unknown | 156 km |
| Acatenango | Stratovolcano(es) | 3,976 m (13,045 ft) | 1972 | 185 km |
| Fuego | Stratovolcano(es) | 3,763 m (12,346 ft) | 2020 | 187 km |
| Agua | Stratovolcano | 3,760 m (12,336 ft) | Unknown | 197 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 73°F (23°C) | 0.6 in | |
| February | 73°F (23°C) | 0.5 in | Driest |
| March | 77°F (25°C) | 0.6 in | |
| April | 79°F (26°C) | 1.3 in | |
| May | 80°F (27°C) | 4.4 in | Warmest |
| June | 78°F (26°C) | 12.7 in | |
| July | 77°F (25°C) | 9.0 in | |
| August | 77°F (25°C) | 10.6 in | |
| September | 76°F (25°C) | 13.5 in | Wettest |
| October | 75°F (24°C) | 8.2 in | |
| November | 74°F (23°C) | 2.3 in | |
| December | 72°F (22°C) | 1.1 in | Coldest |
Nuevo Llano Grande has a seasonal temperature swing of 8°F / from 72°F in December to 80°F in May. Total annual precipitation is 64.6 inches, with September being the wettest month (13.5") and February the driest (0.5").