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Weather & Climate in Cornillon, Haiti
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Cornillon has a warm climate with an average annual temperature of 72°F (22°C). Winters average 69°F in January while summers reach 74°F in July / relatively mild seasonal variation. The area gets 221 sunny days per year, above the national average. Annual precipitation totals 63.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 3,097 feet.
Temperature
69°F Jan (20°C)
74°F Jul (24°C)
| Annual Average | 72.1°F |
| 34% above US avg | |
| January Average | 69°F (20°C) |
| July Average | 74°F (24°C) |
| Sunny Days | 221 days/yr |
Geography
| Elevation | 3,097 ft (944 m) |
| Area | 90.4 sq mi (234.1 km²) |
| Population Density | 84/sq mi |
| Coordinates | 18.6755°N, 71.9527°W |
| Timezone | America/Port-au-Prince |
Precipitation & Snow
Air Quality
Earthquake History
212 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 | 70 km | 13 km |
| Jan 12, 2010 | 4 km SSW of Grangwav, Haiti | M6.0 | 93 km | 10 km |
| Jan 20, 2010 | 4 km ESE of Tigwav, Haiti | M5.9 | 96 km | 11 km |
| Jan 13, 2010 | Haiti region | M5.8 | 106 km | 10 km |
| Jan 12, 2010 | Haiti region | M5.7 | 64 km | 10 km |
| Jan 13, 2010 | 1 km SSE of Tigwav, Haiti | M5.6 | 100 km | 10 km |
| Jan 13, 2010 | 5 km SE of Tigwav, Haiti | M5.6 | 97 km | 10 km |
| Jan 13, 2010 | 4 km SSW of Tigwav, Haiti | M5.4 | 103 km | 10 km |
| Jan 8, 1997 | 63 km S of Marigot, Haiti | M5.4 | 115 km | 10 km |
| Jan 12, 2010 | Haiti region | M5.3 | 66 km | 10 km |
| Jan 24, 2022 | 4 km S of Anse-à-Veau, Haiti | M5.3 | 148 km | 10 km |
| Aug 10, 1998 | 11 km NNW of San José de Ocoa, Dominican Republic | M5.2 | 149 km | 58 km |
| Jan 13, 2010 | 12 km S of Tigwav, Haiti | M5.2 | 106 km | 10 km |
| Jan 13, 2010 | 8 km SSW of Grangwav, Haiti | M5.2 | 97 km | 10 km |
| Apr 8, 1993 | 3 km WNW of Santa Cruz de Barahona, Dominican Republic | M5.2 | 100 km | 13 km |
| Jan 24, 2022 | 4 km E of Anse-à-Veau, Haiti | M5.1 | 143 km | 10 km |
| Jan 13, 2010 | 6 km W of Tigwav, Haiti | M5.1 | 106 km | 10 km |
| Jan 13, 2010 | 10 km SSE of Tigwav, Haiti | M5.1 | 101 km | 10 km |
| Jul 7, 2012 | 4 km SE of Pescadería, Dominican Republic | M5.1 | 99 km | 27 km |
| Jan 13, 2010 | 4 km W of Grangwav, Haiti | M5.1 | 95 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
18 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Beryl | Category 4 | 150 mph | 297 km |
| 2024 | Oscar | Category 1 | 86 mph | 280 km |
| 2022 | Fiona | Category 3 | 115 mph | 258 km |
| 2020 | Isaias | Category 1 | 81 mph | 157 km |
| 2017 | Irma | Category 5 | 167 mph | 263 km |
| 2016 | Matthew | Category 4 | 150 mph | 248 km |
| 2011 | Irene | Category 2 | 109 mph | 231 km |
| 2010 | Tomas | Category 1 | 86 mph | 227 km |
| 2008 | Ike | Category 4 | 132 mph | 259 km |
| 2008 | Gustav | Category 1 | 92 mph | 110 km |
| 2007 | Dean | Category 4 | 144 mph | 262 km |
| 2006 | Ernesto | Category 1 | 75 mph | 213 km |
| 2005 | Dennis | Category 2 | 92 mph | 297 km |
| 2001 | Iris | Category 1 | 86 mph | 199 km |
| 1998 | Georges | Category 3 | 109 mph | 39 km |
| 1988 | Gilbert | Category 3 | 127 mph | 197 km |
| 1987 | Emily | Category 3 | 127 mph | 60 km |
| 1980 | Allen | Category 5 | 173 mph | 198 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 5.0 m (16 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1842 | CAP-HAITIAN | Earthquake | 5.0 m | 5,300 | 122 km |
| 2010 | HAITI & DOMINICAN REPUBLIC | Eruption + Earthquake | 3.2 m | 316,000 | 66 km |
| 1860 | ANSE-A-VEAU | Eruption + Earthquake | - | - | 148 km |
| 1770 | PORT-AU-PRINCE | Eruption + Earthquake | - | 200 | 42 km |
| 1751 | AZUA DE COMPOSTELA | Earthquake | - | - | 134 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 69°F (20°C) | 0.8 in | Coldest, Driest |
| February | 70°F (21°C) | 1.2 in | |
| March | 71°F (22°C) | 2.5 in | |
| April | 72°F (22°C) | 6.2 in | |
| May | 73°F (23°C) | 10.6 in | Wettest |
| June | 74°F (23°C) | 6.4 in | |
| July | 74°F (24°C) | 5.5 in | |
| August | 75°F (24°C) | 7.8 in | Warmest |
| September | 74°F (23°C) | 8.9 in | |
| October | 73°F (23°C) | 9.3 in | |
| November | 71°F (22°C) | 3.3 in | |
| December | 69°F (21°C) | 1.0 in |
Cornillon has a seasonal temperature swing of 6°F / from 69°F in January to 75°F in August. Total annual precipitation is 63.3 inches, with May being the wettest month (10.6") and January the driest (0.8").