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Weather & Climate in Santa Rosa, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Santa Rosa has a warm climate with an average annual temperature of 82°F (28°C). Winters average 79°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 270 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 36.3 inches. The city sits at an elevation of 39 feet.
Temperature
79°F Jan (26°C)
83°F Jul (29°C)
| Annual Average | 82.0°F |
| 52% above US avg | |
| January Average | 79°F (26°C) |
| July Average | 83°F (29°C) |
| Sunny Days | 270 days/yr |
Geography
| Elevation | 39 ft (12 m) |
| Area | 39.6 sq mi (102.6 km²) |
| Population Density | 63/sq mi |
| Coordinates | 16.3166°N, 95.0994°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
2,839 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.4.
| Jun 23, 2020 | 9 km SE of Santa María Xadani, Mexico | M7.4 | 108 km | 20 km |
| Apr 7, 2011 | 7 km SW of Helio García Alfaro, Mexico | M6.6 | 128 km | 166 km |
| Sep 30, 1993 | 90 km S of San Francisco del Mar Viejo, Mexico | M6.5 | 109 km | 19 km |
| Feb 12, 2008 | 9 km SSW of General Pascual Fentes, Mexico | M6.5 | 85 km | 83 km |
| Feb 3, 1998 | 2 km E of Benito Juárez, Mexico | M6.4 | 137 km | 33 km |
| Jun 7, 1998 | 2 km NNE of Cabeza de Toro, Mexico | M6.3 | 147 km | 87 km |
| Sep 23, 2017 | 7 km NNE of Ixtepec, Mexico | M6.1 | 35 km | 10 km |
| Jul 6, 2007 | 6 km N of Lázaro Cárdenas, Mexico | M6.1 | 118 km | 113 km |
| Jan 5, 2020 | 3 km W of Reforma de Pineda, Mexico | M5.9 | 66 km | 87 km |
| Aug 18, 2004 | 8 km E of Juchitán de Zaragoza, Mexico | M5.9 | 21 km | 63 km |
| Aug 7, 2004 | 17 km WNW of Palomares, Mexico | M5.9 | 99 km | 101 km |
| Sep 23, 2017 | 80 km SSW of La Gloria, Mexico | M5.8 | 117 km | 54 km |
| Aug 9, 2023 | 7 km NNE of Tonalá, Mexico | M5.8 | 148 km | 103 km |
| May 21, 2014 | 2 km SSW of Palomares, Mexico | M5.8 | 90 km | 120 km |
| Sep 24, 2017 | 80 km SSW of Cabeza de Toro, Mexico | M5.8 | 149 km | 47 km |
| Sep 10, 2017 | 92 km S of San Francisco del Mar Viejo, Mexico | M5.8 | 119 km | 29 km |
| May 20, 2017 | 21 km SE of La Horqueta (Poblado Doce), Mexico | M5.7 | 135 km | 144 km |
| Mar 2, 2023 | Oaxaca, Mexico | M5.7 | 74 km | 96 km |
| Mar 12, 1994 | 30 km NNE of Santo Domingo Zanatepec, Mexico | M5.6 | 100 km | 97 km |
| Aug 28, 1994 | 6 km N of San Pedro Ocotepec, Mexico | M5.6 | 111 km | 68 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
8 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Erick | Category 4 | 138 mph | 241 km |
| 2022 | Agatha | Category 2 | 104 mph | 147 km |
| 2013 | Barbara | Category 1 | 81 mph | 118 km |
| 2012 | Carlotta | Category 2 | 109 mph | 189 km |
| 2005 | Stan | Category 1 | 81 mph | 255 km |
| 1998 | Lester | Category 2 | 98 mph | 203 km |
| 1997 | Pauline | Category 4 | 132 mph | 171 km |
| 1997 | Rick | Category 1 | 86 mph | 107 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 1.6 m (5 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2020 | OFF COAST OF OAXACA | Earthquake | 1.6 m | 10 | 108 km |
| 1965 | MEXICO | Earthquake | 0.4 m | 6 | 75 km |
| 2022 | S. MEXICO | Earthquake | 0.2 m | — | 93 km |
| 2025 | OFF COAST OF OAXACA | Earthquake | 0.2 m | — | 59 km |
| 1928 | MEXICO | Earthquake | — | — | 129 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 79°F (26°C) | 0.1 in | Coldest, Driest |
| February | 79°F (26°C) | 0.1 in | |
| March | 82°F (28°C) | 0.2 in | |
| April | 84°F (29°C) | 0.2 in | |
| May | 86°F (30°C) | 2.4 in | Warmest |
| June | 84°F (29°C) | 8.4 in | |
| July | 83°F (29°C) | 5.7 in | |
| August | 84°F (29°C) | 7.0 in | |
| September | 82°F (28°C) | 9.3 in | Wettest |
| October | 82°F (28°C) | 2.2 in | |
| November | 81°F (27°C) | 0.6 in | |
| December | 79°F (26°C) | 0.1 in |
Santa Rosa has a seasonal temperature swing of 7°F / from 79°F in January to 86°F in May. Total annual precipitation is 36.3 inches, with September being the wettest month (9.3") and January the driest (0.1").