Santo Domingo Tehuantepec, Mexico

Full City Profile

67,739 Population 182/sq mi density

144 ft Elevation 44 meters

82°F Avg Temperature 28°C

Santo Domingo Tehuantepec has a warm climate with an average annual temperature of 82°F (28°C). Winters average 79°F in January while summers reach 83°F in July. The area gets 276 sunny days per year. Annual precipitation totals 33.1 inches. The area receives 0.0 inches of snow annually.

Temperature

79°F Jan (26°C) 83°F Jul (28°C)

Annual Average	82.0°F
	52% above US avg
January Average	79°F (26°C)
July Average	83°F (28°C)
Sunny Days	276 days/yr

Geography

Elevation	144 ft (44 m)
Area	372.9 sq mi (965.8 km²)
Population Density	182/sq mi
Coordinates	16.3246°N, 95.2410°W
Timezone	America/Mexico_City

Precipitation & Snow

Annual Rainfall 33.1"

13% below US avg

Snowfall 0.0"

Wettest Month (Sep) 8.07"

Driest Month (Jan) 0.08"

Air Quality

Earthquake History

2,739 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.4. Most recent: M4.0 on Aug 20, 2025.

Jun 23, 2020	9 km SE of Santa María Xadani, Mexico	M7.4	95 km
Apr 7, 2011	7 km SW of Helio García Alfaro, Mexico	M6.6	137 km
Sep 30, 1993	90 km S of San Francisco del Mar Viejo, Mexico	M6.5	116 km
Feb 12, 2008	9 km SSW of General Pascual Fentes, Mexico	M6.5	100 km
Feb 3, 1998	2 km E of Benito Juárez, Mexico	M6.4	123 km
Sep 23, 2017	7 km NNE of Ixtepec, Mexico	M6.1	38 km
Jul 6, 2007	6 km N of Lázaro Cárdenas, Mexico	M6.1	134 km
Aug 7, 2004	17 km WNW of Palomares, Mexico	M5.9	97 km
Aug 18, 2004	8 km E of Juchitán de Zaragoza, Mexico	M5.9	34 km
Jan 5, 2020	3 km W of Reforma de Pineda, Mexico	M5.9	81 km
Sep 10, 2017	92 km S of San Francisco del Mar Viejo, Mexico	M5.8	128 km
May 21, 2014	2 km SSW of Palomares, Mexico	M5.8	90 km
Aug 2, 2025	4 km S of Xagacía, Mexico	M5.8	140 km
Sep 23, 2017	80 km SSW of La Gloria, Mexico	M5.8	127 km
Mar 2, 2023	Oaxaca, Mexico	M5.7	89 km
May 20, 2017	21 km SE of La Horqueta (Poblado Doce), Mexico	M5.7	147 km
Sep 16, 2017	11 km SSE of Salina Cruz, Mexico	M5.6	28 km
Aug 28, 1994	6 km N of San Pedro Ocotepec, Mexico	M5.6	100 km
Sep 18, 2017	108 km S of San Francisco del Mar Viejo, Mexico	M5.6	139 km
Mar 12, 1994	30 km NNE of Santo Domingo Zanatepec, Mexico	M5.6	113 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

8 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Erick (2025).

Year	Name	Category	Closest
2025	Erick	Category 4	230 km
2022	Agatha	Category 2	133 km
2013	Barbara	Category 1	131 km
2012	Carlotta	Category 2	176 km
2005	Stan	Category 1	256 km
1998	Lester	Category 2	203 km
1997	Pauline	Category 4	161 km
1997	Rick	Category 1	94 km

Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

5 tsunamis recorded within 500 km. Highest wave on record: 1.6 m (5 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
2020	OFF COAST OF OAXACA	Earthquake	1.6 m	10	95 km
1965	MEXICO	Earthquake	0.4 m	6	60 km
2022	S. MEXICO	Earthquake	0.2 m	—	79 km
2025	OFF COAST OF OAXACA	Earthquake	0.2 m	—	63 km
1928	MEXICO	Earthquake	—	—	117 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	79°F (26°C)	0.1 in	Coldest, Driest
February	80°F (26°C)	0.1 in
March	82°F (28°C)	0.2 in
April	84°F (29°C)	0.2 in
May	86°F (30°C)	2.0 in	Warmest
June	83°F (29°C)	8.0 in
July	83°F (28°C)	5.4 in
August	83°F (29°C)	6.3 in
September	82°F (28°C)	8.1 in	Wettest
October	82°F (28°C)	2.1 in
November	81°F (27°C)	0.6 in
December	80°F (26°C)	0.1 in

Santo Domingo Tehuantepec has a seasonal temperature swing of 7°F / from 79°F in January to 86°F in May. Total annual precipitation is 33.1 inches, with September being the wettest month (8.1") and January the driest (0.1").

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