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Weather & Climate in Coral Bay, U.S. Virgin Islands
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Coral Bay has a warm climate with an average annual temperature of 79°F (26°C). Winters average 76°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 251 sunny days per year, above the national average. Annual precipitation totals 46.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 26 feet.
Temperature
76°F Jan (24°C)
81°F Jul (27°C)
| Annual Average | 78.8°F |
| 46% above US avg | |
| January Average | 76°F (24°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 251 days/yr |
Geography
| Elevation | 26 ft (8 m) |
| Area | 2.0 sq mi (5.2 km²) |
| Population Density | 309/sq mi |
| Coordinates | 18.3480°N, 64.7132°W |
| Timezone | America/St_Thomas |
Precipitation & Snow
Air Quality
Earthquake History
11,288 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| Oct 17, 2001 | 112 km N of Charlotte Amalie, U.S. Virgin Islands | M6.0 | 114 km | 33 km |
| May 4, 2025 | 88 km NE of Cruz Bay, U.S. Virgin Islands | M5.6 | 82 km | 20 km |
| Oct 16, 2001 | 112 km N of Charlotte Amalie, U.S. Virgin Islands | M5.6 | 113 km | 33 km |
| Mar 2, 2006 | 147 km NNW of Sandy Ground Village, Anguilla | M5.6 | 149 km | 25 km |
| May 8, 2022 | 84 km NNE of Cruz Bay, U.S. Virgin Islands | M5.5 | 79 km | 25 km |
| Dec 8, 1998 | 95 km NE of Cruz Bay, U.S. Virgin Islands | M5.4 | 88 km | 30 km |
| Jan 24, 2021 | 76 km E of Cruz Bay, U.S. Virgin Islands | M5.4 | 69 km | 94 km |
| Dec 28, 1992 | 131 km N of Cruz Bay, U.S. Virgin Islands | M5.4 | 129 km | 24 km |
| Aug 1, 1993 | 68 km SSE of Emajagua, Puerto Rico | M5.3 | 150 km | 25 km |
| Oct 27, 1990 | 26 km WNW of Sandy Ground Village, Anguilla | M5.2 | 149 km | 63 km |
| Mar 3, 2006 | 113 km NNW of Sandy Ground Village, Anguilla | M5.1 | 135 km | 39 km |
| Mar 11, 2002 | 134 km NNE of Cruz Bay, U.S. Virgin Islands | M5.1 | 131 km | 33 km |
| Aug 14, 2009 | 92 km N of Suárez, Puerto Rico | M5.1 | 147 km | 47 km |
| May 11, 1996 | 107 km N of Charlotte Amalie, U.S. Virgin Islands | M5.1 | 110 km | 36 km |
| Sep 6, 2004 | 122 km NNE of Vieques, Puerto Rico | M5.1 | 134 km | 14 km |
| Nov 6, 1996 | 75 km NE of Cruz Bay, U.S. Virgin Islands | M5.1 | 69 km | 22 km |
| Jan 10, 2013 | 137 km NNE of Cruz Bay, U.S. Virgin Islands | M5.0 | 134 km | 6 km |
| Oct 24, 2001 | 109 km N of Charlotte Amalie, U.S. Virgin Islands | M5.0 | 113 km | 49 km |
| Apr 13, 2011 | 89 km NE of Cruz Bay, U.S. Virgin Islands | M5.0 | 83 km | 31 km |
| Jan 9, 1990 | 29 km S of Cruz Bay, U.S. Virgin Islands | M5.0 | 31 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
20 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 | 184 km |
| 2023 | Tammy | Category 1 | 86 mph | 181 km |
| 2022 | Fiona | Category 1 | 86 mph | 203 km |
| 2019 | Dorian | Category 1 | 86 mph | 41 km |
| 2017 | Maria | Category 5 | 173 mph | 93 km |
| 2017 | Irma | Category 5 | 178 mph | 28 km |
| 2017 | Jose | Category 4 | 132 mph | 212 km |
| 2014 | Gonzalo | Category 3 | 115 mph | 112 km |
| 2011 | Irene | Category 1 | 81 mph | 126 km |
| 2010 | Earl | Category 4 | 132 mph | 90 km |
| 2008 | Omar | Category 4 | 132 mph | 87 km |
| 2004 | Frances | Category 4 | 144 mph | 200 km |
| 2000 | Debby | Category 1 | 75 mph | 37 km |
| 1999 | Lenny | Category 4 | 155 mph | 97 km |
| 1999 | Jose | Category 1 | 92 mph | 100 km |
| 1998 | Georges | Category 3 | 115 mph | 68 km |
| 1997 | Erika | Category 2 | 104 mph | 249 km |
| 1996 | Bertha | Category 2 | 92 mph | 34 km |
| 1996 | Hortense | Category 1 | 81 mph | 202 km |
| 1995 | Luis | Category 4 | 144 mph | 120 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
2 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 | 35 km |
| 1868 | VIRGIN ISLANDS | Earthquake | 1.5 m | — | 49 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Saba (176 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Saba | Stratovolcano | 887 m (2,910 ft) | 1640 | 176 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
1 wildfire (100+ acres) recorded within 100 km. Largest: PUERTO NEGRO (631 acres, 2013).
| Year | Name | Acres Burned | Distance |
| 2013 | PUERTO NEGRO | 631 | 71 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (24°C) | 2.6 in | Coldest |
| February | 76°F (24°C) | 1.9 in | Driest |
| March | 77°F (25°C) | 2.4 in | |
| April | 78°F (25°C) | 3.2 in | |
| May | 79°F (26°C) | 5.0 in | |
| June | 81°F (27°C) | 2.8 in | |
| July | 81°F (27°C) | 3.2 in | |
| August | 81°F (27°C) | 4.7 in | Warmest |
| September | 81°F (27°C) | 5.6 in | |
| October | 80°F (27°C) | 5.6 in | |
| November | 79°F (26°C) | 5.7 in | Wettest |
| December | 77°F (25°C) | 4.1 in |
Coral Bay has a seasonal temperature swing of 6°F / from 76°F in January to 81°F in August. Total annual precipitation is 46.7 inches, with November being the wettest month (5.7") and February the driest (1.9").