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Weather & Climate in San Julián, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Julián enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 61°F in January while summers reach 70°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 15.9 inches (drier than the 38-inch national average). The city sits at an elevation of 6,785 feet.
Temperature
61°F Jan (16°C)
70°F Jul (21°C)
| Annual Average | 68.1°F |
| 26% above US avg | |
| January Average | 61°F (16°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 357 days/yr |
Geography
| Elevation | 6,785 ft (2,068 m) |
| Area | 118.3 sq mi (306.4 km²) |
| Population Density | 109/sq mi |
| Coordinates | 21.0104°N, 102.1797°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
11 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| May 11, 2016 | 3 km SE of Nextipac, Mexico | M4.5 | 140 km | 10 km |
| Oct 13, 2003 | 9 km NE of Villa Emiliano Zapata, Mexico | M4.2 | 117 km | 62 km |
| Jul 8, 2004 | 4 km WNW of San Martín de Zula, Mexico | M4.1 | 90 km | 15 km |
| Apr 2, 2003 | 1 km SSW of Tacátzcuaro, Mexico | M3.9 | 149 km | 2 km |
| Jun 27, 2006 | 4 km ENE of Cuerámaro, Mexico | M3.9 | 70 km | 67 km |
| Jul 6, 2004 | 4 km E of Otatlán, Mexico | M3.8 | 87 km | 7 km |
| May 9, 2003 | 3 km SSE of J. Jesús Díaz Tzirio, Mexico | M3.8 | 143 km | 87 km |
| Nov 15, 2000 | 9 km SSE of Carapán, Mexico | M3.8 | 138 km | 58 km |
| Aug 24, 2002 | 0 km S of Tingüindín, Mexico | M3.7 | 145 km | 99 km |
| Apr 12, 2003 | 5 km W of Pamatácuaro, Mexico | M3.6 | 148 km | 86 km |
| Mar 9, 2020 | 1 km NW of Guadalajara, Mexico | M3.3 | 132 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
5 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Lidia | Category 2 | — | 254 km |
| 2021 | Rick | Category 1 | — | 268 km |
| 2015 | Patricia | Category 4 | 150 mph | 238 km |
| 1996 | Boris | Category 1 | 75 mph | 257 km |
| 1992 | Winifred | Category 2 | 109 mph | 292 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
1 volcano within 200 km. Closest: Michoacan-Guanajuato (137 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Michoacan-Guanajuato | Pyroclastic cone(s) | 3,860 m (12,664 ft) | 1952 | 137 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 61°F (16°C) | 0.5 in | |
| February | 59°F (15°C) | 0.2 in | |
| March | 63°F (17°C) | 0.2 in | Driest |
| April | 67°F (20°C) | 0.2 in | |
| May | 71°F (22°C) | 1.0 in | Warmest |
| June | 71°F (22°C) | 5.0 in | |
| July | 70°F (21°C) | 7.6 in | Wettest |
| August | 67°F (20°C) | 6.3 in | |
| September | 67°F (19°C) | 4.3 in | |
| October | 64°F (18°C) | 1.8 in | |
| November | 60°F (16°C) | 0.4 in | |
| December | 57°F (14°C) | 0.3 in | Coldest |
San Julián has a seasonal temperature swing of 14°F / from 57°F in December to 71°F in May. Total annual precipitation is 27.7 inches, with July being the wettest month (7.6") and March the driest (0.2").