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Weather & Climate in Basseterre, Saint Kitts and Nevis
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Basseterre has a warm climate with an average annual temperature of 78°F (26°C). Winters average 75°F in January while summers reach 80°F in July / relatively mild seasonal variation. The area gets 240 sunny days per year, above the national average. Annual precipitation totals 53.0 inches (wetter than the 38-inch national average). The city sits at an elevation of -72 feet.
Temperature
75°F Jan (24°C)
80°F Jul (27°C)
| Annual Average | 78.2°F |
| 45% above US avg | |
| January Average | 75°F (24°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 240 days/yr |
Geography
| Elevation | -72 ft (-22 m) |
| Area | 2.5 sq mi (6.5 km²) |
| Population Density | 5,168/sq mi |
| Coordinates | 17.2955°N, 62.7250°W |
| Timezone | America/St_Kitts |
Precipitation & Snow
Air Quality
Earthquake History
673 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.1.
| Jan 20, 2023 | 40 km WSW of Pointe-Noire, Guadeloupe | M6.1 | 142 km | 162 km |
| Feb 21, 1990 | 17 km NW of Brades, Montserrat | M5.8 | 61 km | 110 km |
| Jun 25, 1998 | 29 km ENE of Codrington, Antigua and Barbuda | M5.6 | 132 km | 45 km |
| Nov 18, 1990 | 26 km NE of Upper Hell's Gate, Bonaire, Saint Eustatius and Saba | M5.4 | 65 km | 92 km |
| Dec 20, 1999 | 23 km NNE of Piggotts, Antigua and Barbuda | M5.4 | 108 km | 59 km |
| Sep 25, 2001 | 38 km ESE of Parham, Antigua and Barbuda | M5.4 | 143 km | 33 km |
| Aug 28, 1999 | 43 km E of Parham, Antigua and Barbuda | M5.4 | 146 km | 28 km |
| Apr 30, 2013 | Leeward Islands | M5.3 | 64 km | 63 km |
| Feb 5, 1991 | 22 km ENE of Codrington, Antigua and Barbuda | M5.3 | 124 km | 42 km |
| Dec 30, 1991 | 23 km ENE of Codrington, Antigua and Barbuda | M5.3 | 125 km | 47 km |
| Apr 16, 2023 | 39 km ENE of Codrington, Antigua and Barbuda | M5.2 | 143 km | 26 km |
| Oct 18, 1990 | 35 km W of Codrington, Antigua and Barbuda | M5.2 | 70 km | 54 km |
| Oct 27, 1990 | 26 km WNW of Sandy Ground Village, Anguilla | M5.2 | 130 km | 63 km |
| Jun 17, 2022 | 26 km NNE of The Valley, Anguilla | M5.1 | 131 km | 39 km |
| Aug 27, 1990 | 25 km NE of Codrington, Antigua and Barbuda | M5.1 | 126 km | 42 km |
| Apr 19, 2014 | 69 km ESE of The Valley, Anguilla | M5.0 | 83 km | 53 km |
| Feb 2, 2011 | 38 km SW of The Bottom, Bonaire, Saint Eustatius and Saba | M5.0 | 79 km | 161 km |
| Jan 21, 2011 | 35 km SW of Oranjestad, Bonaire, Saint Eustatius and Saba | M5.0 | 51 km | 168 km |
| Apr 21, 1994 | 29 km SE of Blowing Point Village, Anguilla | M5.0 | 80 km | 76 km |
| Feb 27, 2007 | 30 km E of Parham, Antigua and Barbuda | M5.0 | 133 km | 51 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 | 265 km |
| 2023 | Tammy | Category 1 | 92 mph | 96 km |
| 2019 | Jerry | Category 1 | 75 mph | 266 km |
| 2019 | Dorian | Category 1 | 81 mph | 194 km |
| 2017 | Maria | Category 5 | 173 mph | 113 km |
| 2017 | Irma | Category 5 | 178 mph | 67 km |
| 2017 | Jose | Category 4 | 150 mph | 175 km |
| 2014 | Gonzalo | Category 2 | 109 mph | 48 km |
| 2010 | Earl | Category 4 | 132 mph | 114 km |
| 2008 | Omar | Category 4 | 132 mph | 160 km |
| 2007 | Dean | Category 4 | 144 mph | 290 km |
| 2004 | Frances | Category 4 | 132 mph | 286 km |
| 2000 | Debby | Category 1 | 81 mph | 67 km |
| 1999 | Lenny | Category 4 | 155 mph | 56 km |
| 1999 | Jose | Category 2 | 98 mph | 34 km |
| 1998 | Georges | Category 3 | 115 mph | 17 km |
| 1997 | Erika | Category 1 | 86 mph | 218 km |
| 1996 | Hortense | Category 1 | 81 mph | 214 km |
| 1996 | Bertha | Category 1 | 86 mph | 45 km |
| 1995 | Luis | Category 4 | 144 mph | 80 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
7 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2003 | SOUFRIERE HILLS VOLCANO | Astronomical | 4.0 m | — | 86 km |
| 1997 | WHITE RIVER VALLEY | Explosion | 3.0 m | — | 86 km |
| 1999 | SOUFRIERE HILLS VOLCANO | Astronomical | 2.0 m | — | 86 km |
| 1843 | POINTE-A-PITRE | Earthquake | 1.2 m | 5,000 | 105 km |
| 2006 | SOUFRIERE HILLS VOLCANO | Astronomical | 1.0 m | — | 86 km |
| 1985 | GUADELOUPE | Earthquake | 0.1 m | — | 43 km |
| 1690 | ANTIGUA; SAINT KITTS AND NEVIS | Earthquake | — | — | 132 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
6 volcanoes within 200 km. Closest: Liamuiga (12 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Liamuiga | Stratovolcano | 1,156 m (3,793 ft) | 160 | 12 km |
| Nevis Peak | Stratovolcano | 985 m (3,232 ft) | Unknown | 22 km |
| Quill, The | Stratovolcano | 601 m (1,972 ft) | 250 | 32 km |
| Saba | Stratovolcano | 887 m (2,910 ft) | 1640 | 65 km |
| Soufriere Hills | Stratovolcano | 915 m (3,002 ft) | 2013 | 86 km |
| Soufriere Guadeloupe | Stratovolcano | 1,467 m (4,813 ft) | 1977 | 179 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 75°F (24°C) | 3.6 in | Coldest |
| February | 75°F (24°C) | 2.2 in | Driest |
| March | 76°F (25°C) | 2.4 in | |
| April | 77°F (25°C) | 3.2 in | |
| May | 79°F (26°C) | 4.3 in | |
| June | 80°F (27°C) | 4.2 in | |
| July | 80°F (27°C) | 4.8 in | |
| August | 81°F (27°C) | 6.1 in | Warmest |
| September | 80°F (27°C) | 6.3 in | Wettest |
| October | 80°F (26°C) | 5.9 in | |
| November | 78°F (26°C) | 6.2 in | |
| December | 76°F (25°C) | 3.9 in |
Basseterre has a seasonal temperature swing of 5°F / from 75°F in January to 81°F in August. Total annual precipitation is 53.0 inches, with September being the wettest month (6.3") and February the driest (2.2").