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Weather & Climate in San Jacinto, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Jacinto enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 56°F in January while summers reach 69°F in July / relatively mild seasonal variation. The area gets 353 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 15.7 inches (drier than the 38-inch national average). The city sits at an elevation of 6,394 feet.
Temperature
56°F Jan (13°C)
69°F Jul (20°C)
| Annual Average | 64.0°F |
| 19% above US avg | |
| January Average | 56°F (13°C) |
| July Average | 69°F (20°C) |
| Sunny Days | 353 days/yr |
Geography
| Elevation | 6,394 ft (1,949 m) |
| Area | 71.5 sq mi (185.1 km²) |
| Population Density | 33/sq mi |
| Coordinates | 22.3486°N, 102.2336°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Sep 25, 1995 | 6 km NNW of San Antonio del Cipres, Mexico | M4.1 | 78 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2022 | Roslyn | Category 1 | — | 273 km |
| 2002 | Kenna | Category 3 | 115 mph | 231 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 56°F (13°C) | 0.7 in | |
| February | 57°F (14°C) | 0.3 in | |
| March | 61°F (16°C) | 0.1 in | Driest |
| April | 66°F (19°C) | 0.3 in | |
| May | 69°F (21°C) | 0.8 in | |
| June | 69°F (21°C) | 2.4 in | Warmest |
| July | 69°F (20°C) | 3.7 in | Wettest |
| August | 67°F (19°C) | 3.2 in | |
| September | 65°F (19°C) | 2.5 in | |
| October | 63°F (17°C) | 1.3 in | |
| November | 59°F (15°C) | 0.4 in | |
| December | 55°F (13°C) | 0.5 in | Coldest |
San Jacinto has a seasonal temperature swing of 14°F / from 55°F in December to 69°F in June. Total annual precipitation is 16.1 inches, with July being the wettest month (3.7") and March the driest (0.1").