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Weather & Climate in Les Cayes, Haiti
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Les Cayes has a warm climate with an average annual temperature of 79°F (26°C). Winters average 76°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 205 sunny days per year. Annual precipitation totals 72.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 3 feet.
Temperature
76°F Jan (25°C)
82°F Jul (28°C)
| Annual Average | 79.3°F |
| 47% above US avg | |
| January Average | 76°F (25°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 205 days/yr |
Geography
| Elevation | 3 ft (1 m) |
| Area | 104.2 sq mi (269.8 km²) |
| Population Density | 1,208/sq mi |
| Coordinates | 18.1920°N, 73.7495°W |
| Timezone | America/Port-au-Prince |
Precipitation & Snow
Air Quality
Earthquake History
217 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.2.
| Aug 14, 2021 | Nippes, Haiti | M7.2 | 39 km | 10 km |
| Jan 12, 2010 | 10 km SE of Léogâne, Haiti | M7.0 | 128 km | 13 km |
| Jan 12, 2010 | 4 km SSW of Grangwav, Haiti | M6.0 | 104 km | 10 km |
| Jan 20, 2010 | 4 km ESE of Tigwav, Haiti | M5.9 | 101 km | 11 km |
| Jan 13, 2010 | Haiti region | M5.8 | 92 km | 10 km |
| Aug 15, 2021 | 15 km NNE of Chardonnière, Haiti | M5.8 | 43 km | 8 km |
| Jan 12, 2010 | Haiti region | M5.7 | 134 km | 10 km |
| Jan 13, 2010 | 5 km SE of Tigwav, Haiti | M5.6 | 100 km | 10 km |
| Jan 13, 2010 | 1 km SSE of Tigwav, Haiti | M5.6 | 97 km | 10 km |
| Jan 13, 2010 | 4 km SSW of Tigwav, Haiti | M5.4 | 94 km | 10 km |
| Jan 24, 2022 | 4 km S of Anse-à-Veau, Haiti | M5.3 | 53 km | 10 km |
| Jan 12, 2010 | Haiti region | M5.3 | 133 km | 10 km |
| Aug 14, 2021 | 11 km N of Baradères, Haiti | M5.2 | 46 km | 9 km |
| Jan 13, 2010 | 8 km SSW of Grangwav, Haiti | M5.2 | 101 km | 10 km |
| Jan 13, 2010 | 12 km S of Tigwav, Haiti | M5.2 | 92 km | 10 km |
| Mar 23, 2022 | 16 km N of Jérémie, Haiti | M5.1 | 77 km | 10 km |
| Aug 14, 2021 | 10 km WSW of Baradères, Haiti | M5.1 | 30 km | 13 km |
| Jan 24, 2022 | 4 km E of Anse-à-Veau, Haiti | M5.1 | 58 km | 10 km |
| Jan 13, 2010 | 6 km W of Tigwav, Haiti | M5.1 | 91 km | 10 km |
| Aug 15, 2021 | 11 km NW of Petit Trou de Nippes, Haiti | M5.1 | 50 km | 14 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
17 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Melissa | Category 4 | 132 mph | 246 km |
| 2024 | Beryl | Category 4 | 150 mph | 200 km |
| 2024 | Oscar | Category 1 | 86 mph | 237 km |
| 2020 | Isaias | Category 1 | 81 mph | 279 km |
| 2016 | Matthew | Category 4 | 150 mph | 59 km |
| 2012 | Sandy | Category 3 | 115 mph | 287 km |
| 2010 | Tomas | Category 1 | 86 mph | 115 km |
| 2008 | Gustav | Category 1 | 92 mph | 101 km |
| 2007 | Dean | Category 4 | 144 mph | 165 km |
| 2006 | Ernesto | Category 1 | 75 mph | 182 km |
| 2005 | Dennis | Category 3 | 115 mph | 138 km |
| 2004 | Ivan | Category 4 | 155 mph | 243 km |
| 2001 | Iris | Category 1 | 86 mph | 146 km |
| 1998 | Georges | Category 1 | 75 mph | 132 km |
| 1988 | Gilbert | Category 4 | 127 mph | 99 km |
| 1987 | Emily | Category 2 | 109 mph | 254 km |
| 1980 | Allen | Category 5 | 173 mph | 44 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 3.2 m (11 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2010 | HAITI & DOMINICAN REPUBLIC | Eruption + Earthquake | 3.2 m | 316,000 | 132 km |
| 2021 | PORT-AU-PRINCE | Earthquake | — | 2,248 | 38 km |
| 1860 | ANSE-A-VEAU | Eruption + Earthquake | — | — | 56 km |
| 1860 | PETIT TROU NIPPES | Earthquake | — | — | 48 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (25°C) | 2.7 in | Coldest, Driest |
| February | 77°F (25°C) | 2.8 in | |
| March | 78°F (25°C) | 3.5 in | |
| April | 79°F (26°C) | 5.6 in | |
| May | 80°F (27°C) | 10.4 in | |
| June | 81°F (27°C) | 6.5 in | |
| July | 82°F (28°C) | 5.4 in | |
| August | 82°F (28°C) | 7.4 in | Warmest |
| September | 81°F (27°C) | 7.2 in | |
| October | 81°F (27°C) | 13.0 in | Wettest |
| November | 79°F (26°C) | 5.2 in | |
| December | 77°F (25°C) | 2.7 in |
Les Cayes has a seasonal temperature swing of 6°F / from 76°F in January to 82°F in August. Total annual precipitation is 72.4 inches, with October being the wettest month (13.0") and January the driest (2.7").