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Sonsonate, El Salvador

Full City Profile

59,468 Population 662/sq mi density
804 ft Elevation 245 meters
76°F Avg Temperature 25°C
Sonsonate has a warm climate with an average annual temperature of 76°F (24°C). Winters average 75°F in January while summers reach 77°F in July. The area gets 211 sunny days per year. Annual precipitation totals 70.5 inches. The area receives 0.0 inches of snow annually.

Temperature

75°F Jan (24°C) 77°F Jul (25°C)
Annual Average76.2°F
41% above US avg
January Average75°F (24°C)
July Average77°F (25°C)
Sunny Days211 days/yr

Geography

Elevation804 ft (245 m)
Area89.8 sq mi (232.5 km²)
Population Density662/sq mi
Coordinates13.7173°N, 89.7230°W
TimezoneAmerica/El_Salvador

Precipitation & Snow

Annual Rainfall 70.5"
85% above US avg
Snowfall 0.0"
Wettest Month (Sep) 14.17"
Driest Month (Feb) 0.12"

Air Quality

Earthquake History

1,943 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.7. Most recent: M4.1 on Aug 29, 2025.

Jan 13, 2001 28 km SSW of Puerto El Triunfo, El Salvador M7.7 137 km
Jun 22, 2017 28 km SW of Puerto San José, Guatemala M6.8 135 km
Jun 13, 2007 43 km SSE of Iztapa, Guatemala M6.7 98 km
May 30, 2019 32 km S of La Libertad, El Salvador M6.6 73 km
Feb 13, 2001 5 km S of Cojutepeque, El Salvador M6.6 85 km
Nov 9, 1997 13 km NNE of San Sebastián, El Salvador M6.5 100 km
Jan 21, 2003 33 km S of Puerto San José, Guatemala M6.5 114 km
May 10, 1998 28 km S of Iztapa, Guatemala M6.3 111 km
Jun 6, 1999 6 km ESE of Puerto San José, Guatemala M6.3 115 km
May 12, 2017 78 km SSW of Acajutla, El Salvador M6.2 96 km
Jul 21, 2024 6 km E of Jalapa, Guatemala M6.2 106 km
Jan 5, 2025 56 km SSE of La Libertad, El Salvador M6.2 99 km
Mar 25, 2013 3 km NW of Fraijanes, Guatemala M6.2 117 km
Dec 18, 1997 11 km WSW of Sensuntepeque, El Salvador M6.1 107 km
Dec 22, 1997 28 km SSW of Pasaco, Guatemala M6.1 64 km
Aug 28, 2024 56 km SSW of La Libertad, El Salvador M6.1 76 km
Apr 15, 2008 42 km SSE of Iztapa, Guatemala M6.1 96 km
Feb 28, 2001 24 km S of Zacatecoluca, El Salvador M6.1 108 km
Jan 27, 2024 15 km W of Taxisco, Guatemala M6.1 104 km
Aug 23, 2025 88 km SW of Acajutla, El Salvador M6.0 106 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

2 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4.

Year Name Category Closest
2005 Adrian Category 1 149 km
2001 Iris Category 4 297 km
Source: NOAA IBTrACS (Cat 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 34 km
2001 EL SALVADOR Earthquake 0.3 m 844 137 km
1859 EL SALVADOR Earthquake 9 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

15 volcanoes within 200 km. Closest: Santa Ana (18 km).

Name Type Elevation Last Eruption Distance
Santa Ana Stratovolcano 2,381 m (7,812 ft) 2005 18 km
Apaneca Range Stratovolcano(es) 2,036 m (6,680 ft) Unknown 21 km
Coatepeque Caldera Caldera 746 m (2,448 ft) Unknown 25 km
Singuil, Cerro Pyroclastic cone(s) 926 m (3,038 ft) Unknown 39 km
Chingo Stratovolcano 1,775 m (5,823 ft) Unknown 45 km
San Salvador Stratovolcano 1,893 m (6,211 ft) 1917 46 km
Moyuta Stratovolcano 1,662 m (5,453 ft) Unknown 54 km
San Diego Volcanic field 781 m (2,562 ft) Unknown 67 km
Guazapa Stratovolcano 1,438 m (4,718 ft) Unknown 68 km
Santiago, Cerro Volcanic field 1,192 m (3,911 ft) Unknown 70 km
Flores Volcanic field 1,600 m (5,249 ft) Unknown 72 km
Ilopango Caldera 450 m (1,476 ft) 1880 73 km
Suchitan Stratovolcano(es) 2,042 m (6,699 ft) Unknown 76 km
Ixtepeque Lava dome(s) 1,292 m (4,239 ft) Unknown 78 km
Tahual Stratovolcano 1,716 m (5,630 ft) Unknown 82 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 75°F (24°C) 0.2 in
February 76°F (24°C) 0.1 in Driest
March 78°F (25°C) 0.5 in
April 79°F (26°C) 2.2 in Warmest
May 78°F (26°C) 6.8 in
June 76°F (25°C) 12.6 in
July 77°F (25°C) 11.6 in
August 76°F (25°C) 11.7 in
September 76°F (24°C) 14.2 in Wettest
October 75°F (24°C) 8.7 in
November 75°F (24°C) 1.7 in
December 74°F (23°C) 0.2 in Coldest

Sonsonate has a seasonal temperature swing of 5°F / from 74°F in December to 79°F in April. Total annual precipitation is 70.5 inches, with September being the wettest month (14.2") and February the driest (0.1").

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