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Weather & Climate in Grand Gosier, Haiti
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Grand Gosier has a warm climate with an average annual temperature of 71°F (22°C). Winters average 68°F in January while summers reach 74°F in July / relatively mild seasonal variation. The area gets 245 sunny days per year, above the national average. Annual precipitation totals 50.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 82 feet.
Temperature
68°F Jan (20°C)
74°F Jul (23°C)
| Annual Average | 70.9°F |
| 31% above US avg | |
| January Average | 68°F (20°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 245 days/yr |
Geography
| Elevation | 82 ft (25 m) |
| Area | 43.6 sq mi (113.0 km²) |
| Population Density | 391/sq mi |
| Coordinates | 18.1854°N, 71.9182°W |
| Timezone | America/Port-au-Prince |
Precipitation & Snow
Air Quality
Earthquake History
186 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.0.
| Jan 12, 2010 | 10 km SE of Léogâne, Haiti | M7.0 | 75 km | 13 km |
| Jan 12, 2010 | 4 km SSW of Grangwav, Haiti | M6.0 | 94 km | 10 km |
| Jan 20, 2010 | 4 km ESE of Tigwav, Haiti | M5.9 | 99 km | 11 km |
| Jan 13, 2010 | Haiti region | M5.8 | 106 km | 10 km |
| Jan 15, 1992 | 30 km SSW of Sabana Buey, Dominican Republic | M5.7 | 139 km | 10 km |
| Jan 12, 2010 | Haiti region | M5.7 | 69 km | 10 km |
| Jan 13, 2010 | 5 km SE of Tigwav, Haiti | M5.6 | 99 km | 10 km |
| Jan 13, 2010 | 1 km SSE of Tigwav, Haiti | M5.6 | 103 km | 10 km |
| Jan 8, 1997 | 63 km S of Marigot, Haiti | M5.4 | 65 km | 10 km |
| Jan 13, 2010 | 4 km SSW of Tigwav, Haiti | M5.4 | 105 km | 10 km |
| Jan 12, 2010 | Haiti region | M5.3 | 67 km | 10 km |
| Jan 13, 2010 | 12 km S of Tigwav, Haiti | M5.2 | 103 km | 10 km |
| Jan 13, 2010 | 8 km SSW of Grangwav, Haiti | M5.2 | 96 km | 10 km |
| Apr 8, 1993 | 3 km WNW of Santa Cruz de Barahona, Dominican Republic | M5.2 | 83 km | 13 km |
| Jan 13, 2010 | 4 km W of Grangwav, Haiti | M5.1 | 98 km | 10 km |
| Jan 13, 2010 | 6 km W of Tigwav, Haiti | M5.1 | 110 km | 10 km |
| Jul 7, 2012 | 4 km SE of Pescadería, Dominican Republic | M5.1 | 83 km | 27 km |
| Jan 24, 2022 | 4 km E of Anse-à-Veau, Haiti | M5.1 | 150 km | 10 km |
| Jan 13, 2010 | 10 km SSE of Tigwav, Haiti | M5.1 | 99 km | 10 km |
| Jan 13, 2010 | 8 km SE of Gressier, Haiti | M5.0 | 67 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
15 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Beryl | Category 4 | 155 mph | 243 km |
| 2022 | Fiona | Category 3 | 115 mph | 293 km |
| 2020 | Isaias | Category 1 | 81 mph | 205 km |
| 2016 | Matthew | Category 4 | 150 mph | 252 km |
| 2011 | Irene | Category 1 | 92 mph | 279 km |
| 2010 | Tomas | Category 1 | 86 mph | 268 km |
| 2008 | Gustav | Category 1 | 92 mph | 75 km |
| 2007 | Dean | Category 4 | 150 mph | 211 km |
| 2006 | Ernesto | Category 1 | 75 mph | 165 km |
| 2005 | Dennis | Category 2 | 92 mph | 249 km |
| 2001 | Iris | Category 1 | 86 mph | 146 km |
| 1998 | Georges | Category 3 | 109 mph | 93 km |
| 1988 | Gilbert | Category 3 | 127 mph | 153 km |
| 1987 | Emily | Category 3 | 127 mph | 98 km |
| 1980 | Allen | Category 5 | 178 mph | 159 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
3 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 | 72 km |
| 1770 | PORT-AU-PRINCE | Eruption + Earthquake | — | 200 | 53 km |
| 1751 | AZUA DE COMPOSTELA | Earthquake | — | — | 133 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 68°F (20°C) | 1.0 in | Coldest, Driest |
| February | 68°F (20°C) | 1.3 in | |
| March | 69°F (21°C) | 2.3 in | |
| April | 71°F (21°C) | 4.5 in | |
| May | 72°F (22°C) | 7.5 in | |
| June | 73°F (23°C) | 4.5 in | |
| July | 74°F (23°C) | 3.7 in | |
| August | 74°F (23°C) | 5.9 in | Warmest |
| September | 73°F (23°C) | 6.6 in | |
| October | 72°F (22°C) | 8.5 in | Wettest |
| November | 70°F (21°C) | 3.0 in | |
| December | 68°F (20°C) | 1.1 in |
Grand Gosier has a seasonal temperature swing of 6°F / from 68°F in January to 74°F in August. Total annual precipitation is 50.1 inches, with October being the wettest month (8.5") and January the driest (1.0").