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Weather & Climate in San Francisco Jaltepetongo, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Francisco Jaltepetongo enjoys a temperate climate with an average annual temperature of 60°F (15°C). Winters average 56°F in January while summers reach 60°F in July / relatively mild seasonal variation. The area gets 363 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 26.3 inches (drier than the 38-inch national average). The city sits at an elevation of 6,713 feet.
Temperature
56°F Jan (13°C)
60°F Jul (16°C)
| Annual Average | 59.5°F |
| 10% above US avg | |
| January Average | 56°F (13°C) |
| July Average | 60°F (16°C) |
| Sunny Days | 363 days/yr |
Geography
| Elevation | 6,713 ft (2,046 m) |
| Area | 316.7 sq mi (820.4 km²) |
| Population Density | 1/sq mi |
| Coordinates | 17.3859°N, 97.2634°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
685 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.4.
| Mar 20, 2012 | 6 km E of Santiago Llano Grande, Mexico | M7.4 | 143 km | 20 km |
| Feb 16, 2018 | 4 km S of Pinotepa de Don Luis, Mexico | M7.2 | 135 km | 22 km |
| Jun 15, 1999 | 1 km SE of Texcala, Mexico | M7.0 | 113 km | 70 km |
| Jun 30, 2010 | 2 km ESE of San Agustín Chayuco, Mexico | M6.3 | 123 km | 20 km |
| May 15, 1993 | 1 km ENE of Ometepec, Mexico | M6.1 | 143 km | 21 km |
| May 15, 1993 | 2 km SSW of Ometepec, Mexico | M6.0 | 146 km | 20 km |
| Jun 14, 2004 | 0 km W of Santa Catarina Mechoacán, Mexico | M5.9 | 132 km | 10 km |
| Feb 19, 2018 | 4 km SSE of Santiago Tetepec, Mexico | M5.9 | 132 km | 22 km |
| May 8, 2016 | 3 km WNW of San Agustín Chayuco, Mexico | M5.8 | 125 km | 22 km |
| Aug 2, 2025 | 4 km S of Xagacía, Mexico | M5.8 | 110 km | 63 km |
| Feb 23, 1994 | 12 km W of San Juan de los Cues, Mexico | M5.8 | 74 km | 73 km |
| Jun 27, 2016 | 8 km S of La Reforma, Mexico | M5.7 | 111 km | 19 km |
| May 24, 2014 | 2 km S of San Sebastián Ixcapa, Mexico | M5.7 | 134 km | 17 km |
| Mar 15, 2025 | 5 km W of San Pedro Tidaá, Mexico | M5.6 | 18 km | 62 km |
| Mar 27, 1996 | 1 km W of San Miguel Tlacamama, Mexico | M5.6 | 139 km | 29 km |
| Jan 21, 1997 | 3 km E of San Miguel Tlacamama, Mexico | M5.5 | 136 km | 33 km |
| Jan 13, 2004 | 15 km SSW of San Jerónimo Coatlán, Mexico | M5.5 | 146 km | 28 km |
| Nov 24, 1991 | 4 km NNE of San Lorenzo, Mexico | M5.4 | 123 km | 30 km |
| Apr 4, 2023 | 10 km E of San Gabriel Mixtepec, Mexico | M5.4 | 148 km | 31 km |
| Aug 13, 2014 | 5 km WSW of Mancuernas, Mexico | M5.4 | 148 km | 7 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
12 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Erick | Category 4 | 138 mph | 163 km |
| 2024 | John | Category 3 | 121 mph | 195 km |
| 2023 | Otis | Category 5 | 167 mph | 280 km |
| 2022 | Agatha | Category 2 | 104 mph | 189 km |
| 2017 | Franklin | Category 1 | 81 mph | 299 km |
| 2017 | Max | Category 1 | 92 mph | 190 km |
| 2012 | Carlotta | Category 2 | 109 mph | 120 km |
| 2010 | Karl | Category 3 | 127 mph | 175 km |
| 2005 | Stan | Category 1 | 81 mph | 284 km |
| 1997 | Pauline | Category 4 | 132 mph | 156 km |
| 1997 | Rick | Category 2 | 98 mph | 165 km |
| 1989 | Cosme | Category 1 | 86 mph | 192 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 0.3 m (1 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1950 | S. MEXICO | Earthquake | 0.3 m | — | 143 km |
| 2012 | S. MEXICO | Earthquake | 0.2 m | 2 | 143 km |
| 1968 | ACAPULCO | Earthquake | — | 18 | 109 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Orizaba, Pico de (183 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Orizaba, Pico de | Stratovolcano | 5,564 m (18,255 ft) | 1846 | 183 km |
| Cumbres, Las | Stratovolcano | 3,940 m (12,927 ft) | -3920 | 196 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 56°F (13°C) | 0.1 in | Coldest, Driest |
| February | 60°F (16°C) | 0.2 in | |
| March | 63°F (17°C) | 0.4 in | |
| April | 66°F (19°C) | 1.2 in | |
| May | 67°F (19°C) | 2.8 in | Warmest |
| June | 65°F (18°C) | 5.6 in | Wettest |
| July | 60°F (16°C) | 4.1 in | |
| August | 64°F (18°C) | 4.3 in | |
| September | 63°F (17°C) | 4.3 in | |
| October | 62°F (17°C) | 1.7 in | |
| November | 60°F (16°C) | 0.5 in | |
| December | 59°F (15°C) | 0.2 in |
San Francisco Jaltepetongo has a seasonal temperature swing of 11°F / from 56°F in January to 67°F in May. Total annual precipitation is 25.4 inches, with June being the wettest month (5.6") and January the driest (0.1").