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Weather & Climate in San Blas, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Blas has a warm climate with an average annual temperature of 78°F (26°C). Winters average 72°F in January while summers reach 84°F in July / relatively mild seasonal variation. The area gets 242 sunny days per year, above the national average. Annual precipitation totals 56.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 3 feet.
Temperature
72°F Jan (22°C)
84°F Jul (29°C)
| Annual Average | 78.3°F |
| 45% above US avg | |
| January Average | 72°F (22°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 242 days/yr |
Geography
| Elevation | 3 ft (1 m) |
| Area | 318.0 sq mi (823.6 km²) |
| Population Density | 32/sq mi |
| Coordinates | 21.5408°N, 105.2880°W |
| Timezone | America/Mazatlan |
Precipitation & Snow
Air Quality
Earthquake History
34 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Sep 14, 2010 | 60 km WSW of Villa Juárez, Mexico | M5.6 | 67 km | 16 km |
| Jul 4, 2021 | 89 km WNW of Corral del Risco (Punta de Mita), Mexico | M5.6 | 118 km | 10 km |
| Sep 15, 2010 | 77 km WNW of Corral del Risco (Punta de Mita), Mexico | M5.1 | 114 km | 10 km |
| Feb 14, 1999 | 120 km WSW of Santa Cruz, Mexico | M5.1 | 144 km | 33 km |
| Feb 11, 2007 | 102 km SW of Santa Cruz, Mexico | M5.0 | 109 km | 41 km |
| Mar 22, 2014 | 83 km WNW of Corral del Risco (Punta de Mita), Mexico | M4.8 | 104 km | 10 km |
| Jan 21, 2007 | 99 km SW of Santa Cruz, Mexico | M4.8 | 106 km | 10 km |
| Oct 13, 1995 | 69 km WNW of Corral del Risco (Punta de Mita), Mexico | M4.7 | 112 km | 33 km |
| Jan 22, 2013 | 78 km WNW of Corral del Risco (Punta de Mita), Mexico | M4.7 | 115 km | 16 km |
| Oct 29, 2012 | 52 km W of Corral del Risco (Punta de Mita), Mexico | M4.7 | 111 km | 42 km |
| Sep 14, 2010 | 74 km WSW of Villa Juárez, Mexico | M4.5 | 78 km | 16 km |
| Sep 26, 2009 | 77 km WNW of Corral del Risco (Punta de Mita), Mexico | M4.5 | 99 km | 35 km |
| Oct 28, 1998 | 4 km NNE of Santiago de Pochotitán, Mexico | M4.4 | 63 km | 10 km |
| Jul 4, 2008 | 8 km E of El Jicote, Mexico | M4.4 | 39 km | 59 km |
| Jun 12, 1993 | 95 km WNW of Corral del Risco (Punta de Mita), Mexico | M4.3 | 131 km | 33 km |
| Sep 22, 2011 | 113 km WSW of Santa Cruz, Mexico | M4.3 | 146 km | 16 km |
| Aug 12, 2007 | 59 km WNW of Corral del Risco (Punta de Mita), Mexico | M4.2 | 93 km | 10 km |
| Feb 29, 2004 | 87 km WNW of Corral del Risco (Punta de Mita), Mexico | M4.2 | 104 km | 10 km |
| Apr 26, 2017 | 98 km SW of Santa Cruz, Mexico | M4.2 | 106 km | 10 km |
| Mar 5, 2009 | 0 km WSW of San Francisco, Mexico | M4.2 | 73 km | 16 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
27 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Lidia | Category 4 | 138 mph | 118 km |
| 2022 | Roslyn | Category 4 | 132 mph | 51 km |
| 2022 | Orlene | Category 4 | 132 mph | 136 km |
| 2021 | Pamela | Category 1 | 75 mph | 273 km |
| 2021 | Nora | Category 1 | 86 mph | 105 km |
| 2021 | Enrique | Category 1 | 92 mph | 202 km |
| 2019 | Lorena | Category 1 | 75 mph | 254 km |
| 2018 | Willa | Category 4 | 150 mph | 130 km |
| 2015 | Patricia | Category 5 | 150 mph | 148 km |
| 2013 | Erick | Category 1 | 81 mph | 265 km |
| 2012 | Bud | Category 1 | 81 mph | 295 km |
| 2011 | Jova | Category 2 | 98 mph | 163 km |
| 2006 | John | Category 3 | 115 mph | 209 km |
| 2006 | Lane | Category 3 | 127 mph | 138 km |
| 2002 | Kenna | Category 5 | 167 mph | 21 km |
| 1998 | Madeline | Category 1 | 86 mph | 137 km |
| 1996 | Hernan | Category 1 | 75 mph | 296 km |
| 1995 | Henriette | Category 1 | 86 mph | 244 km |
| 1994 | Rosa | Category 2 | 104 mph | 119 km |
| 1993 | Calvin | Category 2 | 98 mph | 182 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Isabel, Isla (71 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Isabel, Isla | Tuff cone(s) | 95 m (312 ft) | Unknown | 71 km |
| Ceboruco | Stratovolcano | 2,280 m (7,480 ft) | 1875 | 93 km |
| Mascota Volcanic Field | Pyroclastic cone(s) | 2,560 m (8,399 ft) | Unknown | 113 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 72°F (22°C) | 1.2 in | Coldest |
| February | 72°F (22°C) | 0.4 in | |
| March | 73°F (23°C) | 0.1 in | |
| April | 75°F (24°C) | 0.0 in | Driest |
| May | 79°F (26°C) | 0.3 in | |
| June | 83°F (28°C) | 5.6 in | |
| July | 84°F (29°C) | 13.4 in | Warmest |
| August | 83°F (29°C) | 15.9 in | Wettest |
| September | 83°F (29°C) | 13.7 in | |
| October | 83°F (28°C) | 4.3 in | |
| November | 78°F (26°C) | 0.9 in | |
| December | 74°F (23°C) | 0.9 in |
San Blas has a seasonal temperature swing of 12°F / from 72°F in January to 84°F in July. Total annual precipitation is 56.7 inches, with August being the wettest month (15.9") and April the driest (0.0").