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Weather & Climate in Carolina, Puerto Rico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Carolina has a warm climate with an average annual temperature of 81°F (27°C). Winters average 76°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 354 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 38.2 inches. The city sits at an elevation of 52 feet.
Temperature
76°F Jan (25°C)
83°F Jul (28°C)
| Annual Average | 80.6°F |
| 49% above US avg | |
| January Average | 76°F (25°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 354 days/yr |
Geography
| Elevation | 52 ft (16 m) |
| Area | 302.2 sq mi (782.8 km²) |
| Population Density | 564/sq mi |
| Coordinates | 18.3808°N, 65.9574°W |
| Timezone | America/Puerto_Rico |
Precipitation & Snow
Air Quality
Earthquake History
22,338 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.4.
| Jan 13, 2014 | 61 km N of Hatillo, Puerto Rico | M6.4 | 116 km | 20 km |
| Jan 7, 2020 | 4 km SSE of Indios, Puerto Rico | M6.4 | 102 km | 6 km |
| Jan 11, 2020 | 5 km SE of Maria Antonia, Puerto Rico | M5.9 | 106 km | 5 km |
| May 16, 2010 | 4 km E of Moca, Puerto Rico | M5.8 | 117 km | 113 km |
| Jan 6, 2020 | 14 km S of Indios, Puerto Rico | M5.8 | 108 km | 6 km |
| Jan 7, 2020 | 11 km S of Tallaboa, Puerto Rico | M5.6 | 97 km | 10 km |
| Jan 7, 2020 | 0 km NW of Magas Arriba, Puerto Rico | M5.6 | 95 km | 9 km |
| Feb 4, 2008 | Puerto Rico region | M5.5 | 123 km | 15 km |
| Dec 11, 2000 | 65 km N of Isabela, Puerto Rico | M5.5 | 143 km | 53 km |
| May 2, 2020 | 6 km S of Tallaboa, Puerto Rico | M5.4 | 95 km | 9 km |
| Nov 23, 1992 | 28 km NNW of San Antonio, Puerto Rico | M5.3 | 134 km | 31 km |
| Aug 1, 1993 | 68 km SSE of Emajagua, Puerto Rico | M5.3 | 112 km | 25 km |
| Jul 3, 2020 | 9 km SSE of La Parguera, Puerto Rico | M5.3 | 123 km | 3 km |
| Jan 15, 2020 | Puerto Rico region | M5.2 | 123 km | 5 km |
| Jan 11, 2020 | 19 km S of Indios, Puerto Rico | M5.2 | 108 km | 10 km |
| Jan 10, 2020 | 4 km S of Maria Antonia, Puerto Rico | M5.2 | 110 km | 9 km |
| Mar 12, 2009 | 66 km N of Brenas, Puerto Rico | M5.1 | 88 km | 15 km |
| Aug 14, 2009 | 92 km N of Suárez, Puerto Rico | M5.1 | 101 km | 47 km |
| May 11, 1996 | 107 km N of Charlotte Amalie, U.S. Virgin Islands | M5.1 | 148 km | 36 km |
| Sep 6, 2004 | 122 km NNE of Vieques, Puerto Rico | M5.1 | 133 km | 14 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 |
| 2025 | Erin | Category 5 | 161 mph | 207 km |
| 2024 | Ernesto | Category 1 | 75 mph | 214 km |
| 2023 | Tammy | Category 1 | 86 mph | 285 km |
| 2022 | Fiona | Category 1 | 92 mph | 119 km |
| 2019 | Dorian | Category 1 | 86 mph | 75 km |
| 2017 | Maria | Category 5 | 173 mph | 33 km |
| 2017 | Irma | Category 5 | 178 mph | 82 km |
| 2017 | Jose | Category 4 | 132 mph | 295 km |
| 2014 | Gonzalo | Category 3 | 115 mph | 206 km |
| 2011 | Irene | Category 1 | 92 mph | 21 km |
| 2010 | Earl | Category 4 | 132 mph | 152 km |
| 2008 | Omar | Category 4 | 132 mph | 180 km |
| 2004 | Frances | Category 4 | 144 mph | 226 km |
| 2004 | Jeanne | Category 1 | 81 mph | 217 km |
| 2000 | Debby | Category 1 | 75 mph | 71 km |
| 1999 | Lenny | Category 4 | 155 mph | 164 km |
| 1999 | Jose | Category 1 | 75 mph | 230 km |
| 1998 | Georges | Category 3 | 121 mph | 35 km |
| 1996 | Bertha | Category 3 | 115 mph | 84 km |
| 1996 | Hortense | Category 1 | 81 mph | 104 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 15.2 m (50 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1867 | VIRGIN ISLANDS | Earthquake | 15.2 m | 24 | 103 km |
| 1918 | PUERTO RICO: MONA PASSAGE | Eruption + Earthquake | 6.1 m | 144 | 135 km |
| 1868 | VIRGIN ISLANDS | Earthquake | 1.5 m | — | 96 km |
| 2020 | PUERTO RICO | Earthquake | 0.1 m | 4 | 102 km |
| 1918 | PUERTO RICO | Earthquake | — | — | 133 km |
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
6 wildfires (100+ acres) recorded within 100 km. Largest: CAMPAMENTO SANTIAGO (3,927 acres, 2005).
| Year | Name | Acres Burned | Distance |
| 2005 | CAMPAMENTO SANTIAGO | 3,927 | 51 km |
| 2007 | UNNAMED | 3,896 | 52 km |
| 2005 | UNNAMED | 1,888 | 49 km |
| 2005 | PISTA DE SALINAS CARR 3 | 1,137 | 56 km |
| 2005 | UNNAMED | 725 | 51 km |
| 2013 | PUERTO NEGRO | 631 | 69 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (25°C) | 3.5 in | |
| February | 75°F (24°C) | 2.7 in | Coldest, Driest |
| March | 76°F (25°C) | 3.0 in | |
| April | 78°F (25°C) | 4.6 in | |
| May | 80°F (26°C) | 7.3 in | Wettest |
| June | 81°F (27°C) | 5.3 in | |
| July | 83°F (28°C) | 5.5 in | Warmest |
| August | 81°F (27°C) | 6.9 in | |
| September | 81°F (27°C) | 6.8 in | |
| October | 80°F (27°C) | 7.2 in | |
| November | 79°F (26°C) | 7.0 in | |
| December | 76°F (25°C) | 5.5 in |
Carolina has a seasonal temperature swing of 8°F / from 75°F in February to 83°F in July. Total annual precipitation is 65.1 inches, with May being the wettest month (7.3") and February the driest (2.7").