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Weather & Climate in Boca de San Jerónimo, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Boca de San Jerónimo has a warm climate with an average annual temperature of 80°F (27°C). Winters average 74°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 203 sunny days per year. Annual precipitation totals 73.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 26 feet.
Temperature
74°F Jan (24°C)
83°F Jul (28°C)
| Annual Average | 80.4°F |
| 49% above US avg | |
| January Average | 74°F (24°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 203 days/yr |
Geography
| Elevation | 26 ft (8 m) |
| Area | 0.4 sq mi (1.0 km²) |
| Population Density | 1,523/sq mi |
| Coordinates | 17.9044°N, 91.9133°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
40 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Apr 15, 2012 | 31 km NE of Nuevo Francisco León, Mexico | M4.6 | 110 km | 13 km |
| Aug 6, 2009 | 6 km W of Sibacá, Mexico | M4.6 | 114 km | 124 km |
| Nov 5, 2000 | 2 km NW of Los Pozos, Mexico | M4.6 | 148 km | 10 km |
| Mar 11, 2003 | 19 km NNE of Ubilio García, Mexico | M4.6 | 89 km | 5 km |
| Jul 18, 1993 | 0 km ESE of Pablo L. Sidar, Mexico | M4.5 | 118 km | 14 km |
| Feb 11, 2007 | 0 km W of Cunduacán, Mexico | M4.4 | 135 km | 103 km |
| Oct 19, 1996 | 3 km W of Yibeljoj, Mexico | M4.4 | 125 km | 33 km |
| May 29, 2007 | 8 km NE of Xicoténcatl, Mexico | M4.4 | 86 km | 25 km |
| Jan 19, 1999 | 2 km ESE of Raya Zaragoza, Mexico | M4.4 | 98 km | 96 km |
| Jun 2, 2007 | 12 km ENE of Justo Sierra, Mexico | M4.3 | 148 km | 46 km |
| Apr 25, 2008 | 9 km NNW of José Colomo, Mexico | M4.3 | 64 km | 124 km |
| Mar 9, 2011 | 28 km S of San Carlos, Mexico | M4.3 | 110 km | 95 km |
| Apr 1, 2005 | 2 km SE of Majomut, Mexico | M4.3 | 142 km | 241 km |
| Dec 15, 2001 | 3 km ESE of Benito González, Mexico | M4.3 | 81 km | 194 km |
| Nov 19, 2012 | 13 km W of Nuevo Volcán Chichonal, Mexico | M4.3 | 141 km | 10 km |
| Jan 18, 2014 | 5 km NNE of Netzahualcóyotl, Mexico | M4.3 | 54 km | 20 km |
| Mar 20, 2007 | 3 km NW of El Mango, Mexico | M4.2 | 82 km | 8 km |
| Jun 21, 1993 | 1 km SSE of Tapalapa, Mexico | M4.2 | 150 km | 33 km |
| Aug 7, 2024 | 14 km SE of Tenosique, Mexico | M4.2 | 86 km | 10 km |
| May 14, 1999 | 12 km S of Tenosique, Mexico | M4.2 | 79 km | 94 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
7 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2013 | Barbara | Category 1 | 81 mph | 284 km |
| 2011 | Nate | Category 1 | 75 mph | 201 km |
| 2010 | Karl | Category 2 | 98 mph | 239 km |
| 2010 | Richard | Category 1 | 75 mph | 293 km |
| 2007 | Dean | Category 2 | 86 mph | 178 km |
| 2005 | Stan | Category 1 | 75 mph | 272 km |
| 1995 | Roxanne | Category 1 | 86 mph | 183 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
1 volcano within 200 km. Closest: Chichon, El (152 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chichon, El | Lava dome(s) | 1,150 m (3,773 ft) | 1982 | 152 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 74°F (24°C) | 3.8 in | Coldest |
| February | 76°F (25°C) | 2.9 in | |
| March | 80°F (27°C) | 1.9 in | Driest |
| April | 83°F (28°C) | 2.0 in | |
| May | 85°F (30°C) | 4.5 in | Warmest |
| June | 84°F (29°C) | 8.5 in | |
| July | 83°F (28°C) | 7.1 in | |
| August | 83°F (28°C) | 8.7 in | |
| September | 82°F (28°C) | 12.4 in | Wettest |
| October | 81°F (27°C) | 11.0 in | |
| November | 78°F (26°C) | 6.1 in | |
| December | 75°F (24°C) | 4.6 in |
Boca de San Jerónimo has a seasonal temperature swing of 11°F / from 74°F in January to 85°F in May. Total annual precipitation is 73.3 inches, with September being the wettest month (12.4") and March the driest (1.9").