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Weather & Climate in San Luis, Guatemala
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Luis has a warm climate with an average annual temperature of 75°F (24°C). Winters average 70°F in January while summers reach 76°F in July / relatively mild seasonal variation. The area gets 146 sunny days per year, below the national average of 205. Annual precipitation totals 132.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 1,250 feet.
Temperature
70°F Jan (21°C)
76°F Jul (24°C)
| Annual Average | 74.5°F |
| 38% above US avg | |
| January Average | 70°F (21°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 146 days/yr |
Geography
| Elevation | 1,250 ft (381 m) |
| Area | 889.4 sq mi (2,303.6 km²) |
| Population Density | 8/sq mi |
| Coordinates | 16.1989°N, 89.4403°W |
| Timezone | America/Guatemala |
Precipitation & Snow
Air Quality
Earthquake History
59 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.7.
| Jul 11, 1999 | 16 km N of Potrerillos, Honduras | M6.7 | 127 km | 10 km |
| Dec 19, 1995 | 3 km WNW of Tucurú, Guatemala | M5.4 | 126 km | 10 km |
| Aug 25, 2021 | 11 km NNE of Pinalejo, Honduras | M5.2 | 143 km | 8 km |
| Apr 23, 2012 | 28 km NNE of El Estor, Guatemala | M5.2 | 54 km | 10 km |
| Sep 25, 2022 | 24 km NE of Puerto Barrios, Guatemala | M5.1 | 117 km | 10 km |
| Jan 11, 2010 | 9 km ESE of Morales, Guatemala | M5.1 | 112 km | 10 km |
| May 31, 2008 | 4 km NW of Emiliano Zapata, Mexico | M4.8 | 130 km | 25 km |
| Jul 11, 1999 | 11 km N of Puerto Barrios, Guatemala | M4.8 | 98 km | 10 km |
| Dec 13, 2001 | 12 km NNE of Tucurú, Guatemala | M4.7 | 112 km | 33 km |
| Jul 19, 1999 | 2 km NW of Potrerillos, Honduras | M4.6 | 135 km | 10 km |
| Oct 18, 2009 | 19 km NNW of Omoa, Honduras | M4.6 | 145 km | 10 km |
| Jan 4, 2018 | 11 km N of San Cristóbal Verapaz, Guatemala | M4.6 | 144 km | 40 km |
| Nov 21, 1995 | 12 km WSW of Gualán, Guatemala | M4.5 | 125 km | 10 km |
| Jul 14, 1999 | 23 km NNE of Puerto Barrios, Guatemala | M4.5 | 104 km | 10 km |
| Feb 15, 1992 | 32 km E of Punta Gorda, Belize | M4.5 | 101 km | 33 km |
| Oct 27, 1993 | 9 km N of San Joaquín, Honduras | M4.5 | 132 km | 33 km |
| Dec 18, 1995 | 16 km NE of Chisec, Guatemala | M4.5 | 86 km | 30 km |
| Jun 9, 1994 | 19 km NE of Puerto Barrios, Guatemala | M4.5 | 114 km | 34 km |
| Apr 17, 2008 | 7 km SW of Poptún, Guatemala | M4.5 | 10 km | 10 km |
| Jul 11, 1999 | 2 km E of Puerto Barrios, Guatemala | M4.5 | 107 km | 10 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 | Lisa | Category 1 | 92 mph | 170 km |
| 2020 | Nana | Category 1 | 75 mph | 139 km |
| 2016 | Earl | Category 1 | 86 mph | 145 km |
| 2012 | Ernesto | Category 2 | 98 mph | 293 km |
| 2010 | Richard | Category 2 | 98 mph | 136 km |
| 2001 | Iris | Category 4 | 144 mph | 79 km |
| 2000 | Keith | Category 4 | 138 mph | 234 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 0.1 m (0 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1976 | GUATEMALA | Earthquake | 0.1 m | 23,000 | 104 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Chiquimula Volcanic Field (153 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chiquimula Volcanic Field | Pyroclastic cone(s) | 1,192 m (3,911 ft) | Unknown | 153 km |
| Ipala | Stratovolcano | 1,650 m (5,413 ft) | Unknown | 185 km |
| Ixtepeque | Lava dome(s) | 1,292 m (4,239 ft) | Unknown | 200 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 70°F (21°C) | 7.1 in | Coldest |
| February | 72°F (22°C) | 3.9 in | |
| March | 74°F (23°C) | 4.1 in | |
| April | 77°F (25°C) | 3.1 in | Driest |
| May | 78°F (25°C) | 6.7 in | Warmest |
| June | 77°F (25°C) | 18.0 in | |
| July | 76°F (24°C) | 24.8 in | Wettest |
| August | 76°F (25°C) | 19.0 in | |
| September | 76°F (25°C) | 16.9 in | |
| October | 75°F (24°C) | 12.4 in | |
| November | 72°F (22°C) | 9.5 in | |
| December | 71°F (22°C) | 7.2 in |
San Luis has a seasonal temperature swing of 7°F / from 70°F in January to 78°F in May. Total annual precipitation is 132.6 inches, with July being the wettest month (24.8") and April the driest (3.1").