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Weather & Climate in San Isidro, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Isidro enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 57°F in January while summers reach 64°F in July / relatively mild seasonal variation. The area gets 357 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 20.5 inches (drier than the 38-inch national average). The city sits at an elevation of 7,411 feet.
Temperature
57°F Jan (14°C)
64°F Jul (18°C)
| Annual Average | 62.4°F |
| 16% above US avg | |
| January Average | 57°F (14°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 357 days/yr |
Geography
| Elevation | 7,411 ft (2,259 m) |
| Area | 17.4 sq mi (45.0 km²) |
| Population Density | 1,941/sq mi |
| Coordinates | 19.3397°N, 98.9506°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
199 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.1.
| Sep 19, 2017 | 1 km S of Matzaco, Mexico | M7.1 | 100 km | 48 km |
| Jul 21, 2000 | 12 km NW of Jolalpan, Mexico | M5.9 | 103 km | 80 km |
| Jun 16, 2013 | 5 km N of Tequicuilco, Mexico | M5.8 | 134 km | 52 km |
| May 22, 2009 | 3 km E of Chila de la Sal, Mexico | M5.6 | 146 km | 62 km |
| May 6, 1994 | 7 km NE of San Vicente Boquerón, Mexico | M5.3 | 149 km | 56 km |
| Feb 28, 2025 | 3 km NE of Pololcingo, Mexico | M5.0 | 124 km | 65 km |
| Dec 14, 1999 | 5 km NW of Xicotlán, Mexico | M4.8 | 144 km | 56 km |
| May 26, 2005 | 7 km ESE of Cocula, Mexico | M4.7 | 142 km | 93 km |
| Jun 16, 2007 | 9 km WNW of Xicotlán, Mexico | M4.6 | 144 km | 60 km |
| Jun 29, 2013 | 10 km WNW of Tequicuilco, Mexico | M4.5 | 137 km | 55 km |
| Sep 7, 2010 | 6 km WNW of Xicotlán, Mexico | M4.5 | 145 km | 51 km |
| Mar 15, 1998 | 2 km NE of Macutzio, Mexico | M4.2 | 147 km | 15 km |
| Feb 4, 2003 | Puebla region, Mexico | M4.1 | 65 km | 1 km |
| Mar 12, 2000 | 1 km SE of Teocalco, Mexico | M4.1 | 88 km | 5 km |
| Feb 23, 2013 | 6 km E of Mayanalán, Mexico | M4.1 | 137 km | 38 km |
| Jul 17, 2012 | 12 km NNW of Ixcapuzalco, Mexico | M4.1 | 130 km | 76 km |
| May 28, 2007 | 6 km NNE of Acapetlahuaya, Mexico | M4.1 | 150 km | 55 km |
| Mar 21, 1998 | 8 km W of San Mateo Ozolco, Mexico | M4.1 | 45 km | 5 km |
| Apr 21, 1998 | central Mexico | M4.1 | 49 km | 0 km |
| May 6, 2013 | 12 km NW of San Pedro Benito Juárez, Mexico | M4.1 | 48 km | 1 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
16 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Erick | Category 2 | 75 mph | 252 km |
| 2024 | John | Category 2 | 98 mph | 244 km |
| 2023 | Otis | Category 5 | 167 mph | 231 km |
| 2021 | Grace | Category 3 | 121 mph | 184 km |
| 2017 | Katia | Category 2 | 104 mph | 239 km |
| 2017 | Franklin | Category 1 | 81 mph | 257 km |
| 2017 | Max | Category 1 | — | 294 km |
| 2010 | Karl | Category 3 | 115 mph | 231 km |
| 2007 | Dean | Category 2 | 98 mph | 215 km |
| 2007 | Lorenzo | Category 1 | 81 mph | 233 km |
| 1997 | Pauline | Category 1 | 81 mph | 272 km |
| 1996 | Dolly | Category 1 | 81 mph | 283 km |
| 1993 | Gert | Category 2 | 98 mph | 207 km |
| 1990 | Diana | Category 2 | 98 mph | 237 km |
| 1989 | Cosme | Category 1 | 75 mph | 271 km |
| 1988 | Debby | Category 1 | 75 mph | 229 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
12 volcanoes within 200 km. Closest: Papayo (27 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Papayo | Lava dome | 3,600 m (11,811 ft) | Unknown | 27 km |
| Chichinautzin | Volcanic field | 3,930 m (12,894 ft) | 400 | 35 km |
| Iztaccihuatl | Stratovolcano | 5,230 m (17,159 ft) | Unknown | 37 km |
| Popocatepetl | Stratovolcano(es) | 5,393 m (17,694 ft) | 2020 | 49 km |
| Toluca, Nevado de | Stratovolcano | 4,680 m (15,354 ft) | -1350 | 89 km |
| Zitacuaro-Valle de Bravo | Caldera | 3,500 m (11,483 ft) | -3050 | 137 km |
| Serdan-Oriental | Tuff cone(s) | 3,485 m (11,434 ft) | Unknown | 156 km |
| Humeros, Los | Caldera(s) | 3,150 m (10,335 ft) | -4470 | 162 km |
| Cumbres, Las | Stratovolcano | 3,940 m (12,927 ft) | -3920 | 178 km |
| Gloria, La | Volcanic field | 3,500 m (11,483 ft) | Unknown | 178 km |
| Orizaba, Pico de | Stratovolcano | 5,564 m (18,255 ft) | 1846 | 180 km |
| Cofre de Perote | Shield(s) | 4,282 m (14,049 ft) | 1150 | 190 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 57°F (14°C) | 0.4 in | |
| February | 58°F (15°C) | 0.3 in | |
| March | 62°F (17°C) | 0.5 in | |
| April | 65°F (18°C) | 1.1 in | |
| May | 66°F (19°C) | 2.0 in | Warmest |
| June | 65°F (18°C) | 4.2 in | |
| July | 64°F (18°C) | 4.9 in | Wettest |
| August | 63°F (17°C) | 4.5 in | |
| September | 63°F (17°C) | 3.5 in | |
| October | 61°F (16°C) | 1.8 in | |
| November | 59°F (15°C) | 0.3 in | |
| December | 57°F (14°C) | 0.2 in | Coldest, Driest |
San Isidro has a seasonal temperature swing of 9°F / from 57°F in December to 66°F in May. Total annual precipitation is 23.7 inches, with July being the wettest month (4.9") and December the driest (0.2").