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Weather & Climate in San Isidro Chihuiro, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Isidro Chihuiro has a warm climate with an average annual temperature of 74°F (23°C). Winters average 70°F in January while summers reach 75°F in July / relatively mild seasonal variation. The area gets 286 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 27.4 inches (drier than the 38-inch national average). The city sits at an elevation of 2,480 feet.
Temperature
70°F Jan (21°C)
75°F Jul (24°C)
| Annual Average | 73.7°F |
| 36% above US avg | |
| January Average | 70°F (21°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 286 days/yr |
Geography
| Elevation | 2,480 ft (756 m) |
| Area | 87.2 sq mi (225.8 km²) |
| Population Density | 7/sq mi |
| Coordinates | 16.5147°N, 96.0375°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
1,851 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.5.
| Sep 30, 1999 | 15 km W of San Baltazar Loxicha, Mexico | M7.5 | 108 km | 61 km |
| Jun 23, 2020 | 9 km SE of Santa María Xadani, Mexico | M7.4 | 70 km | 20 km |
| Feb 3, 1998 | 2 km E of Benito Juárez, Mexico | M6.4 | 76 km | 33 km |
| Jul 29, 2014 | 2 km SE of Santa Teresa, Mexico | M6.3 | 136 km | 107 km |
| Sep 23, 2017 | 7 km NNE of Ixtepec, Mexico | M6.1 | 103 km | 10 km |
| Aug 18, 2004 | 8 km E of Juchitán de Zaragoza, Mexico | M5.9 | 117 km | 63 km |
| Aug 7, 2004 | 17 km WNW of Palomares, Mexico | M5.9 | 116 km | 101 km |
| Aug 2, 2025 | 4 km S of Xagacía, Mexico | M5.8 | 71 km | 63 km |
| May 21, 2014 | 2 km SSW of Palomares, Mexico | M5.8 | 123 km | 120 km |
| Feb 9, 2010 | 8 km E of Santa María Colotepec, Mexico | M5.7 | 112 km | 40 km |
| Sep 16, 2017 | 11 km SSE of Salina Cruz, Mexico | M5.6 | 107 km | 35 km |
| Jun 7, 2002 | 4 km N of Santa Catarina Loxicha, Mexico | M5.6 | 88 km | 33 km |
| Aug 28, 1994 | 6 km N of San Pedro Ocotepec, Mexico | M5.6 | 59 km | 68 km |
| Oct 11, 2002 | 29 km SSE of El Coyul, Mexico | M5.5 | 100 km | 33 km |
| Mar 6, 2022 | 3 km S of Zacatal, Mexico | M5.5 | 100 km | 95 km |
| Jan 13, 2004 | 15 km SSW of San Jerónimo Coatlán, Mexico | M5.5 | 106 km | 28 km |
| Jul 24, 2020 | 26 km SSE of Crucecita, Mexico | M5.5 | 106 km | 11 km |
| Apr 10, 2016 | 5 km ESE of Santa Cruz Ozolotepec, Mexico | M5.5 | 56 km | 25 km |
| Apr 28, 2015 | 4 km NNE of Paso Real de Sarabia, Mexico | M5.5 | 126 km | 111 km |
| May 25, 2022 | 12 km WNW of Santa María Zapotitlán, Mexico | M5.5 | 39 km | 34 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
10 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Erick | Category 4 | 138 mph | 185 km |
| 2024 | John | Category 3 | 115 mph | 282 km |
| 2022 | Agatha | Category 2 | 109 mph | 79 km |
| 2013 | Barbara | Category 1 | 81 mph | 216 km |
| 2012 | Carlotta | Category 2 | 109 mph | 122 km |
| 2010 | Karl | Category 2 | 104 mph | 277 km |
| 2005 | Stan | Category 1 | 81 mph | 261 km |
| 1998 | Lester | Category 2 | 104 mph | 224 km |
| 1997 | Pauline | Category 4 | 132 mph | 129 km |
| 1997 | Rick | Category 1 | 92 mph | 69 km |
Source: NOAA IBTrACS (Category 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 | 70 km |
| 1965 | MEXICO | Earthquake | 0.4 m | 6 | 35 km |
| 2022 | S. MEXICO | Earthquake | 0.2 m | — | 39 km |
| 1928 | S. MEXICO | Earthquake | 0.2 m | 4 | 120 km |
| 2025 | OFF COAST OF OAXACA | Earthquake | 0.2 m | — | 132 km |
| 1928 | MEXICO | Earthquake | — | — | 94 km |
| 1870 | PUERTO ANGEL, MEXICO | Earthquake | — | 24 | 127 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 70°F (21°C) | 0.1 in | Coldest, Driest |
| February | 72°F (22°C) | 0.2 in | |
| March | 74°F (24°C) | 0.3 in | |
| April | 77°F (25°C) | 0.8 in | |
| May | 78°F (25°C) | 2.5 in | Warmest |
| June | 76°F (24°C) | 5.7 in | Wettest |
| July | 75°F (24°C) | 5.0 in | |
| August | 75°F (24°C) | 5.2 in | |
| September | 74°F (23°C) | 5.2 in | |
| October | 73°F (23°C) | 1.7 in | |
| November | 72°F (22°C) | 0.4 in | |
| December | 71°F (22°C) | 0.2 in |
San Isidro Chihuiro has a seasonal temperature swing of 7°F / from 70°F in January to 78°F in May. Total annual precipitation is 27.4 inches, with June being the wettest month (5.7") and January the driest (0.1").