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Weather & Climate in Stoney Ground, Anguilla
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Stoney Ground has a warm climate with an average annual temperature of 80°F (27°C). Winters average 77°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 359 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 29.7 inches (drier than the 38-inch national average). The city sits at an elevation of 85 feet.
Temperature
77°F Jan (25°C)
82°F Jul (28°C)
| Annual Average | 80.1°F |
| 48% above US avg | |
| January Average | 77°F (25°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 359 days/yr |
Geography
| Elevation | 85 ft (26 m) |
| Area | 1.1 sq mi (2.7 km²) |
| Population Density | 1,475/sq mi |
| Coordinates | 18.2203°N, 63.0461°W |
| Timezone | America/Anguilla |
Precipitation & Snow
Air Quality
Earthquake History
1,519 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Mar 2, 2006 | 147 km NNW of Sandy Ground Village, Anguilla | M5.6 | 149 km | 25 km |
| Mar 17, 1997 | 90 km NNE of The Valley, Anguilla | M5.5 | 91 km | 33 km |
| Jan 24, 2021 | 76 km E of Cruz Bay, U.S. Virgin Islands | M5.4 | 108 km | 94 km |
| Nov 18, 1990 | 26 km NE of Upper Hell's Gate, Bonaire, Saint Eustatius and Saba | M5.4 | 47 km | 92 km |
| Dec 8, 1998 | 95 km NE of Cruz Bay, U.S. Virgin Islands | M5.4 | 125 km | 30 km |
| Oct 1, 2002 | 65 km N of The Valley, Anguilla | M5.3 | 66 km | 41 km |
| Apr 30, 2013 | Leeward Islands | M5.3 | 122 km | 63 km |
| Oct 18, 1990 | 35 km W of Codrington, Antigua and Barbuda | M5.2 | 113 km | 54 km |
| Oct 27, 1990 | 26 km WNW of Sandy Ground Village, Anguilla | M5.2 | 29 km | 63 km |
| Feb 9, 2018 | 111 km N of Codrington, Antigua and Barbuda | M5.2 | 122 km | 43 km |
| Mar 3, 2006 | 113 km NNW of Sandy Ground Village, Anguilla | M5.1 | 115 km | 39 km |
| Jun 17, 2022 | 26 km NNE of The Valley, Anguilla | M5.1 | 26 km | 39 km |
| Feb 2, 2011 | 38 km SW of The Bottom, Bonaire, Saint Eustatius and Saba | M5.0 | 106 km | 161 km |
| Apr 21, 1994 | 29 km SE of Blowing Point Village, Anguilla | M5.0 | 30 km | 76 km |
| Jan 21, 2011 | 35 km SW of Oranjestad, Bonaire, Saint Eustatius and Saba | M5.0 | 111 km | 168 km |
| Apr 19, 2014 | 69 km ESE of The Valley, Anguilla | M5.0 | 68 km | 53 km |
| Jul 4, 2012 | 13 km ESE of Blowing Point Village, Anguilla | M5.0 | 13 km | 94 km |
| Aug 31, 2019 | 127 km NE of Cruz Bay, U.S. Virgin Islands | M4.9 | 141 km | 7 km |
| Oct 7, 1990 | 99 km NE of The Valley, Anguilla | M4.9 | 99 km | 32 km |
| Oct 20, 2003 | 137 km N of The Valley, Anguilla | M4.9 | 138 km | 46 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 | 167 km |
| 2023 | Tammy | Category 1 | 92 mph | 58 km |
| 2019 | Jerry | Category 1 | 75 mph | 223 km |
| 2019 | Dorian | Category 1 | 86 mph | 164 km |
| 2017 | Maria | Category 5 | 173 mph | 182 km |
| 2017 | Irma | Category 5 | 178 mph | 15 km |
| 2017 | Jose | Category 4 | 144 mph | 117 km |
| 2014 | Gonzalo | Category 3 | 115 mph | 6 km |
| 2010 | Earl | Category 4 | 132 mph | 32 km |
| 2008 | Omar | Category 4 | 132 mph | 76 km |
| 2004 | Frances | Category 4 | 144 mph | 189 km |
| 2000 | Debby | Category 1 | 81 mph | 44 km |
| 1999 | Lenny | Category 4 | 155 mph | 14 km |
| 1999 | Jose | Category 2 | 98 mph | 39 km |
| 1998 | Georges | Category 3 | 115 mph | 108 km |
| 1997 | Erika | Category 2 | 104 mph | 148 km |
| 1996 | Hortense | Category 1 | 81 mph | 271 km |
| 1996 | Bertha | Category 1 | 86 mph | 54 km |
| 1995 | Luis | Category 4 | 144 mph | 21 km |
| 1995 | Marilyn | Category 2 | 109 mph | 153 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 0.1 m (0 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1985 | GUADELOUPE | Earthquake | 0.1 m | — | 149 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Saba (69 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Saba | Stratovolcano | 887 m (2,910 ft) | 1640 | 69 km |
| Quill, The | Stratovolcano | 601 m (1,972 ft) | 250 | 83 km |
| Liamuiga | Stratovolcano | 1,156 m (3,793 ft) | 160 | 98 km |
| Nevis Peak | Stratovolcano | 985 m (3,232 ft) | Unknown | 129 km |
| Soufriere Hills | Stratovolcano | 915 m (3,002 ft) | 2013 | 190 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 77°F (25°C) | 2.1 in | Coldest |
| February | 78°F (25°C) | 1.8 in | Driest |
| March | 78°F (26°C) | 1.8 in | |
| April | 79°F (26°C) | 2.4 in | |
| May | 80°F (27°C) | 3.6 in | |
| June | 81°F (27°C) | 2.3 in | |
| July | 82°F (28°C) | 2.5 in | |
| August | 82°F (28°C) | 3.6 in | Warmest |
| September | 82°F (28°C) | 4.8 in | |
| October | 82°F (28°C) | 4.4 in | |
| November | 80°F (27°C) | 5.0 in | Wettest |
| December | 79°F (26°C) | 3.5 in |
Stoney Ground has a seasonal temperature swing of 5°F / from 77°F in January to 82°F in August. Total annual precipitation is 37.8 inches, with November being the wettest month (5.0") and February the driest (1.8").