Santo Tomás Tamazulapam, Mexico

Full City Profile

1,559 Population 4/sq mi density

5,620 ft Elevation 1,713 meters

68°F Avg Temperature 20°C

Santo Tomás Tamazulapam enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 64°F in January while summers reach 69°F in July. The area gets 362 sunny days per year. Annual precipitation totals 18.0 inches. The area receives 0.0 inches of snow annually.

Temperature

64°F Jan (18°C) 69°F Jul (21°C)

Annual Average	68.4°F
	27% above US avg
January Average	64°F (18°C)
July Average	69°F (21°C)
Sunny Days	362 days/yr

Geography

Elevation	5,620 ft (1,713 m)
Area	351.7 sq mi (911.0 km²)
Population Density	4/sq mi
Coordinates	16.2706°N, 96.5819°W
Timezone	America/Mexico_City

Precipitation & Snow

Annual Rainfall 18.0"

53% below US avg

Snowfall 0.0"

Wettest Month (Jun) 6.73"

Driest Month (Jan) 0.28"

Air Quality

Earthquake History

1,473 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.5. Most recent: M4.1 on Aug 28, 2025.

Sep 30, 1999	15 km W of San Baltazar Loxicha, Mexico	M7.5	44 km
Jun 23, 2020	9 km SE of Santa María Xadani, Mexico	M7.4	75 km
Feb 16, 2018	4 km S of Pinotepa de Don Luis, Mexico	M7.2	150 km
Feb 3, 1998	2 km E of Benito Juárez, Mexico	M6.4	53 km
Jun 30, 2010	2 km ESE of San Agustín Chayuco, Mexico	M6.3	129 km
Feb 25, 1996	7 km SE of Santa María Chico Ometepec, Mexico	M6.2	145 km
Jun 14, 2004	0 km W of Santa Catarina Mechoacán, Mexico	M5.9	135 km
Feb 19, 2018	4 km SSE of Santiago Tetepec, Mexico	M5.9	123 km
Mar 19, 1996	21 km WSW of Bajos de Chila, Mexico	M5.9	90 km
Feb 17, 2018	8 km SE of José María Morelos, Mexico	M5.8	138 km
May 8, 2016	3 km WNW of San Agustín Chayuco, Mexico	M5.8	135 km
Aug 2, 2025	4 km S of Xagacía, Mexico	M5.8	100 km
Feb 9, 2010	8 km E of Santa María Colotepec, Mexico	M5.7	52 km
Jun 27, 2016	8 km S of La Reforma, Mexico	M5.7	137 km
Aug 28, 1994	6 km N of San Pedro Ocotepec, Mexico	M5.6	114 km
Jun 7, 2002	4 km N of Santa Catarina Loxicha, Mexico	M5.6	26 km
Mar 15, 2025	5 km W of San Pedro Tidaá, Mexico	M5.6	149 km
Feb 26, 1996	21 km SSW of San José del Progreso, Mexico	M5.5	136 km
Jun 14, 2017	57 km SSW of La Barra de Colotepec, Mexico	M5.5	123 km
Jan 13, 2004	15 km SSW of San Jerónimo Coatlán, Mexico	M5.5	42 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year	Name	Category	Closest
2025	Erick	Category 4	130 km
2024	John	Category 3	220 km
2022	Agatha	Category 2	46 km
2017	Max	Category 1	252 km
2013	Barbara	Category 1	262 km
2012	Carlotta	Category 2	62 km
2011	Hilary	Category 1	258 km
2010	Karl	Category 1	293 km
2006	John	Category 2	299 km
1998	Lester	Category 2	197 km
1997	Pauline	Category 4	72 km
1997	Rick	Category 2	41 km
1996	Douglas	Category 1	299 km
1989	Cosme	Category 1	267 km

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

Tsunami History

7 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	75 km
1965	MEXICO	Earthquake	0.4 m	6	84 km
2022	S. MEXICO	Earthquake	0.2 m	—	68 km
1928	S. MEXICO	Earthquake	0.2 m	4	56 km
1968	ACAPULCO	Earthquake	—	18	127 km
1928	MEXICO	Earthquake	—	—	84 km
1870	PUERTO ANGEL, MEXICO	Earthquake	—	24	101 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	64°F (18°C)	0.3 in	Driest
February	65°F (18°C)	0.4 in
March	67°F (20°C)	0.4 in
April	69°F (21°C)	1.1 in
May	70°F (21°C)	3.4 in	Warmest
June	68°F (20°C)	6.7 in	Wettest
July	69°F (21°C)	5.3 in
August	67°F (19°C)	5.7 in
September	66°F (19°C)	5.6 in
October	66°F (19°C)	2.9 in
November	64°F (18°C)	0.7 in
December	64°F (18°C)	0.4 in	Coldest

Santo Tomás Tamazulapam has a seasonal temperature swing of 6°F / from 64°F in December to 70°F in May. Total annual precipitation is 32.8 inches, with June being the wettest month (6.7") and January the driest (0.3").

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