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Weather & Climate in San Juan Ermita, Guatemala
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Juan Ermita has a warm climate with an average annual temperature of 72°F (22°C). Winters average 69°F in January while summers reach 73°F in July / relatively mild seasonal variation. The area gets 245 sunny days per year, above the national average. Annual precipitation totals 50.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 1,877 feet.
Temperature
69°F Jan (21°C)
73°F Jul (23°C)
| Annual Average | 72.3°F |
| 34% above US avg | |
| January Average | 69°F (21°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 245 days/yr |
Geography
| Elevation | 1,877 ft (572 m) |
| Area | 158.3 sq mi (409.9 km²) |
| Population Density | 10/sq mi |
| Coordinates | 14.7647°N, 89.4301°W |
| Timezone | America/Guatemala |
Precipitation & Snow
Air Quality
Earthquake History
476 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| Feb 13, 2001 | 5 km S of Cojutepeque, El Salvador | M6.6 | 133 km | 10 km |
| Nov 9, 1997 | 13 km NNE of San Sebastián, El Salvador | M6.5 | 122 km | 176 km |
| Mar 25, 2013 | 3 km NW of Fraijanes, Guatemala | M6.2 | 115 km | 189 km |
| Jul 21, 2024 | 6 km E of Jalapa, Guatemala | M6.2 | 56 km | 272 km |
| Dec 18, 1997 | 11 km WSW of Sensuntepeque, El Salvador | M6.1 | 127 km | 182 km |
| Jan 27, 2024 | 15 km W of Taxisco, Guatemala | M6.1 | 150 km | 90 km |
| Dec 22, 1997 | 28 km SSW of Pasaco, Guatemala | M6.1 | 149 km | 59 km |
| Sep 12, 1993 | 27 km S of Taxisco, Guatemala | M6.0 | 150 km | 68 km |
| Jan 18, 2010 | 17 km SW of San Francisco Menéndez, El Salvador | M5.9 | 138 km | 55 km |
| Nov 26, 2009 | 12 km SW of Acajutla, El Salvador | M5.9 | 148 km | 57 km |
| Jan 9, 2025 | 10 km E of Acajutla, El Salvador | M5.8 | 134 km | 95 km |
| Aug 22, 1993 | Guatemala | M5.8 | 149 km | 108 km |
| Jul 8, 2025 | 3 km SSW of Amatitlán, Guatemala | M5.7 | 136 km | 10 km |
| May 8, 2001 | 3 km S of San Vicente, El Salvador | M5.7 | 146 km | 10 km |
| May 3, 2004 | 4 km SSW of Santa María de Jesús, Guatemala | M5.7 | 144 km | 125 km |
| Jul 29, 2025 | 6 km SE of Comapa, Guatemala | M5.7 | 91 km | 10 km |
| Jun 27, 2012 | 5 km E of San Francisco Menéndez, El Salvador | M5.7 | 119 km | 133 km |
| Sep 19, 2011 | 3 km E of Santa María Ixhuatán, Guatemala | M5.6 | 108 km | 9 km |
| Aug 24, 1997 | 23 km SSE of Izalco, El Salvador | M5.6 | 136 km | 139 km |
| Jul 29, 2025 | 4 km WNW of Jerez, Guatemala | M5.6 | 84 km | 12 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
5 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Nana | Category 1 | 75 mph | 257 km |
| 2016 | Earl | Category 1 | 86 mph | 299 km |
| 2010 | Richard | Category 2 | 98 mph | 293 km |
| 2005 | Adrian | Category 1 | 81 mph | 269 km |
| 2001 | Iris | Category 4 | 144 mph | 178 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 2.0 m (7 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1902 | EL SALVADOR-GUATEMALA | Questionable Earthquake | 2.0 m | 185 | 141 km |
| 1976 | GUATEMALA | Earthquake | 0.1 m | 23,000 | 72 km |
| 1859 | EL SALVADOR | Earthquake | — | — | 125 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Chiquimula Volcanic Field (15 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chiquimula Volcanic Field | Pyroclastic cone(s) | 1,192 m (3,911 ft) | Unknown | 15 km |
| Ipala | Stratovolcano | 1,650 m (5,413 ft) | Unknown | 32 km |
| Ixtepeque | Lava dome(s) | 1,292 m (4,239 ft) | Unknown | 47 km |
| San Diego | Volcanic field | 781 m (2,562 ft) | Unknown | 55 km |
| Suchitan | Stratovolcano(es) | 2,042 m (6,699 ft) | Unknown | 55 km |
| Tahual | Stratovolcano | 1,716 m (5,630 ft) | Unknown | 63 km |
| Santiago, Cerro | Volcanic field | 1,192 m (3,911 ft) | Unknown | 68 km |
| Chingo | Stratovolcano | 1,775 m (5,823 ft) | Unknown | 79 km |
| Flores | Volcanic field | 1,600 m (5,249 ft) | Unknown | 79 km |
| Singuil, Cerro | Pyroclastic cone(s) | 926 m (3,038 ft) | Unknown | 82 km |
| Coatepeque Caldera | Caldera | 746 m (2,448 ft) | Unknown | 100 km |
| Guazapa | Stratovolcano | 1,438 m (4,718 ft) | Unknown | 102 km |
| Santa Ana | Stratovolcano | 2,381 m (7,812 ft) | 2005 | 104 km |
| Apaneca Range | Stratovolcano(es) | 2,036 m (6,680 ft) | Unknown | 104 km |
| Moyuta | Stratovolcano | 1,662 m (5,453 ft) | Unknown | 109 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 69°F (21°C) | 0.6 in | |
| February | 71°F (21°C) | 0.7 in | |
| March | 74°F (23°C) | 0.4 in | Driest |
| April | 75°F (24°C) | 1.3 in | Warmest |
| May | 75°F (24°C) | 4.5 in | |
| June | 74°F (23°C) | 9.7 in | Wettest |
| July | 73°F (23°C) | 8.3 in | |
| August | 73°F (23°C) | 7.6 in | |
| September | 73°F (23°C) | 9.4 in | |
| October | 72°F (22°C) | 5.0 in | |
| November | 70°F (21°C) | 1.7 in | |
| December | 69°F (21°C) | 0.9 in | Coldest |
San Juan Ermita has a seasonal temperature swing of 6°F / from 69°F in December to 75°F in April. Total annual precipitation is 50.2 inches, with June being the wettest month (9.7") and March the driest (0.4").