Arroyo Prieto, Mexico

Full City Profile

644 Population 1/sq mi density

4,055 ft Elevation 1,236 meters

73°F Avg Temperature 23°C

Arroyo Prieto has a warm climate with an average annual temperature of 73°F (23°C). Winters average 70°F in January while summers reach 73°F in July. The area gets 358 sunny days per year. Annual precipitation totals 47.6 inches. The area receives 0.0 inches of snow annually.

Temperature

70°F Jan (21°C) 73°F Jul (23°C)

Annual Average	73.1°F
	35% above US avg
January Average	70°F (21°C)
July Average	73°F (23°C)
Sunny Days	358 days/yr

Geography

Elevation	4,055 ft (1,236 m)
Area	580.9 sq mi (1,504.4 km²)
Population Density	1/sq mi
Coordinates	17.0728°N, 98.3117°W
Timezone	America/Mexico_City

Precipitation & Snow

Annual Rainfall 47.6"

25% above US avg

Snowfall 0.0"

Wettest Month (Sep) 13.11"

Driest Month (Feb) 0.20"

Air Quality

Earthquake History

2,348 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.4. Most recent: M4.4 on Aug 21, 2025.

Mar 20, 2012	6 km E of Santiago Llano Grande, Mexico	M7.4	65 km
Sep 14, 1995	5 km N of Azoyú, Mexico	M7.4	45 km
Feb 16, 2018	4 km S of Pinotepa de Don Luis, Mexico	M7.2	84 km
Feb 25, 1996	24 km SSW of Santa María Chico Ometepec, Mexico	M7.1	124 km
Jul 19, 1997	4 km ENE of El Ciruelo, Mexico	M6.9	83 km
Oct 24, 1993	1 km ENE of Jolotichán, Mexico	M6.7	56 km
Jun 30, 2010	2 km ESE of San Agustín Chayuco, Mexico	M6.3	94 km
Aug 21, 2013	5 km ESE of Barrio Nuevo de los Muertos, Mexico	M6.2	128 km
Feb 25, 1996	7 km SE of Santa María Chico Ometepec, Mexico	M6.2	113 km
May 15, 1993	1 km ENE of Ometepec, Mexico	M6.1	43 km
Apr 2, 2012	7 km SSW of Santa María Cortijo, Mexico	M6.0	75 km
May 15, 1993	2 km SSW of Ometepec, Mexico	M6.0	46 km
Dec 16, 1997	46 km SSW of Barra de Tecoanapa, Mexico	M6.0	122 km
Nov 13, 1993	18 km SW of Montecillos, Mexico	M6.0	94 km
Feb 19, 2018	4 km SSE of Santiago Tetepec, Mexico	M5.9	107 km
Jun 14, 2004	0 km W of Santa Catarina Mechoacán, Mexico	M5.9	96 km
May 8, 2016	3 km WNW of San Agustín Chayuco, Mexico	M5.8	89 km
Mar 10, 2014	26 km SW of Corralero, Mexico	M5.8	115 km
Apr 27, 2009	2 km WNW of Pochotillo, Mexico	M5.8	121 km
Apr 1, 1991	11 km SW of Corralero, Mexico	M5.8	100 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

16 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5. Most recent: Erick (2025).

Year	Name	Category	Closest
2025	Erick	Category 4	70 km
2024	John	Category 3	82 km
2023	Otis	Category 5	164 km
2022	Agatha	Category 2	238 km
2017	Max	Category 1	75 km
2015	Carlos	Category 1	243 km
2012	Carlotta	Category 2	77 km
2011	Hilary	Category 3	210 km
2010	Karl	Category 3	259 km
1998	Lester	Category 2	299 km
1997	Pauline	Category 4	75 km
1997	Rick	Category 2	153 km
1996	Boris	Category 1	240 km
1993	Calvin	Category 2	290 km
1989	Cosme	Category 1	76 km
1984	Odile	Category 2	265 km

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

Tsunami History

12 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1820	S. MEXICO	Earthquake	4.0 m	—	138 km
1787	SAN MARCOS	Earthquake	4.0 m	11	67 km
1754	S. MEXICO	Earthquake	4.0 m	—	99 km
1957	S. MEXICO	Earthquake	1.3 m	65	105 km
1962	S. MEXICO	Earthquake	0.8 m	4	138 km
1995	S. MEXICO	Earthquake	0.4 m	3	45 km
1962	S. MEXICO	Earthquake	0.3 m	3	127 km
1950	S. MEXICO	Earthquake	0.3 m	—	67 km
2012	S. MEXICO	Earthquake	0.2 m	2	65 km
1996	MEXICO	Earthquake	0.1 m	—	124 km
2026	ACAPULCO	Earthquake	0.1 m	2	107 km
1968	ACAPULCO	Earthquake	—	18	87 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	70°F (21°C)	0.4 in
February	71°F (22°C)	0.2 in	Driest
March	74°F (23°C)	0.3 in
April	76°F (25°C)	0.5 in
May	77°F (25°C)	2.8 in	Warmest
June	76°F (24°C)	10.8 in
July	73°F (23°C)	11.1 in
August	75°F (24°C)	11.3 in
September	74°F (23°C)	13.1 in	Wettest
October	73°F (23°C)	6.0 in
November	72°F (22°C)	1.1 in
December	70°F (21°C)	0.4 in	Coldest

Arroyo Prieto has a seasonal temperature swing of 7°F / from 70°F in December to 77°F in May. Total annual precipitation is 57.9 inches, with September being the wettest month (13.1") and February the driest (0.2").

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