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Weather & Climate in Pasaco, Guatemala
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Pasaco has a warm climate with an average annual temperature of 81°F (27°C). Winters average 80°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 216 sunny days per year. Annual precipitation totals 67.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 446 feet.
Temperature
80°F Jan (27°C)
82°F Jul (28°C)
| Annual Average | 81.1°F |
| 50% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 216 days/yr |
Geography
| Elevation | 446 ft (136 m) |
| Area | 206.0 sq mi (533.6 km²) |
| Population Density | 9/sq mi |
| Coordinates | 13.9772°N, 90.2064°W |
| Timezone | America/Guatemala |
Precipitation & Snow
Air Quality
Earthquake History
1,922 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.8.
| Jun 22, 2017 | 28 km SW of Puerto San José, Guatemala | M6.8 | 88 km | 38 km |
| Jun 13, 2007 | 43 km SSE of Iztapa, Guatemala | M6.7 | 65 km | 23 km |
| May 30, 2019 | 32 km S of La Libertad, El Salvador | M6.6 | 130 km | 58 km |
| Jan 10, 1998 | 10 km SSW of San José El Ídolo, Guatemala | M6.6 | 144 km | 33 km |
| Feb 13, 2001 | 5 km S of Cojutepeque, El Salvador | M6.6 | 141 km | 10 km |
| Jan 21, 2003 | 33 km S of Puerto San José, Guatemala | M6.5 | 73 km | 24 km |
| May 17, 2023 | 8 km SE of Canillá, Guatemala | M6.4 | 141 km | 252 km |
| Jun 6, 1999 | 6 km ESE of Puerto San José, Guatemala | M6.3 | 61 km | 33 km |
| May 10, 1998 | 28 km S of Iztapa, Guatemala | M6.3 | 67 km | 33 km |
| May 3, 2009 | 5 km S of San Lucas Tolimán, Guatemala | M6.3 | 119 km | 108 km |
| Jul 21, 2024 | 6 km E of Jalapa, Guatemala | M6.2 | 80 km | 272 km |
| May 12, 2017 | 78 km SSW of Acajutla, El Salvador | M6.2 | 119 km | 16 km |
| Sep 18, 1991 | 4 km SE of Patzún, Guatemala | M6.2 | 112 km | 5 km |
| Feb 16, 2022 | 12 km WSW of Nueva Concepción, Guatemala | M6.2 | 130 km | 60 km |
| Mar 25, 2013 | 3 km NW of Fraijanes, Guatemala | M6.2 | 63 km | 189 km |
| Aug 28, 2024 | 56 km SSW of La Libertad, El Salvador | M6.1 | 123 km | 26 km |
| Dec 22, 1997 | 28 km SSW of Pasaco, Guatemala | M6.1 | 29 km | 59 km |
| Mar 3, 1998 | 9 km SSW of San José El Ídolo, Guatemala | M6.1 | 143 km | 63 km |
| Jan 27, 2024 | 15 km W of Taxisco, Guatemala | M6.1 | 45 km | 90 km |
| Apr 15, 2008 | 42 km SSE of Iztapa, Guatemala | M6.1 | 63 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2005 | Adrian | Category 1 | 81 mph | 165 km |
| 2001 | Iris | Category 4 | 144 mph | 295 km |
Source: NOAA IBTrACS (Category 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 |
| 1902 | EL SALVADOR-GUATEMALA | Questionable Earthquake | 2.0 m | 185 | 93 km |
| 1859 | EL SALVADOR | Earthquake | - | - | 54 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Moyuta (13 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Moyuta | Stratovolcano | 1,662 m (5,453 ft) | Unknown | 13 km |
| Tecuamburro | Stratovolcano | 1,845 m (6,053 ft) | -960 | 29 km |
| Flores | Volcanic field | 1,600 m (5,249 ft) | Unknown | 43 km |
| Cuilapa-Barbarena | Volcanic field | 1,454 m (4,770 ft) | Unknown | 44 km |
| Apaneca Range | Stratovolcano(es) | 2,036 m (6,680 ft) | Unknown | 46 km |
| Santiago, Cerro | Volcanic field | 1,192 m (3,911 ft) | Unknown | 53 km |
| Chingo | Stratovolcano | 1,775 m (5,823 ft) | Unknown | 54 km |
| Tahual | Stratovolcano | 1,716 m (5,630 ft) | Unknown | 60 km |
| Pacaya | Complex | 2,569 m (8,428 ft) | 2020 | 62 km |
| Singuil, Cerro | Pyroclastic cone(s) | 926 m (3,038 ft) | Unknown | 63 km |
| Santa Ana | Stratovolcano | 2,381 m (7,812 ft) | 2005 | 64 km |
| Suchitan | Stratovolcano(es) | 2,042 m (6,699 ft) | Unknown | 66 km |
| Coatepeque Caldera | Caldera | 746 m (2,448 ft) | Unknown | 72 km |
| Ixtepeque | Lava dome(s) | 1,292 m (4,239 ft) | Unknown | 75 km |
| Agua | Stratovolcano | 3,760 m (12,336 ft) | Unknown | 79 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 0.1 in | Driest |
| February | 80°F (27°C) | 0.1 in | |
| March | 82°F (28°C) | 0.4 in | |
| April | 83°F (28°C) | 2.0 in | Warmest |
| May | 83°F (28°C) | 6.2 in | |
| June | 83°F (28°C) | 12.4 in | |
| July | 82°F (28°C) | 10.1 in | |
| August | 82°F (28°C) | 10.6 in | |
| September | 81°F (27°C) | 14.5 in | Wettest |
| October | 81°F (27°C) | 9.3 in | |
| November | 81°F (27°C) | 2.1 in | |
| December | 78°F (25°C) | 0.2 in | Coldest |
Pasaco has a seasonal temperature swing of 6°F / from 78°F in December to 83°F in April. Total annual precipitation is 67.9 inches, with September being the wettest month (14.5") and January the driest (0.1").