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Weather & Climate in El Llano, Dominican Republic
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
El Llano has a warm climate with an average annual temperature of 71°F (21°C). Winters average 67°F in January while summers reach 73°F in July / relatively mild seasonal variation. The area gets 234 sunny days per year, above the national average. Annual precipitation totals 56.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 1,785 feet.
Temperature
67°F Jan (20°C)
73°F Jul (23°C)
| Annual Average | 70.6°F |
| 31% above US avg | |
| January Average | 67°F (20°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 234 days/yr |
Geography
| Elevation | 1,785 ft (544 m) |
| Area | 158.1 sq mi (409.5 km²) |
| Population Density | 15/sq mi |
| Coordinates | 18.8167°N, 71.6333°W |
| Timezone | America/Santo_Domingo |
Precipitation & Snow
Air Quality
Earthquake History
269 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 | 107 km | 13 km |
| Sep 22, 2003 | 2 km SE of Puerto Plata, Dominican Republic | M6.4 | 147 km | 10 km |
| Jan 12, 2010 | 4 km SSW of Grangwav, Haiti | M6.0 | 130 km | 10 km |
| Jan 20, 2010 | 4 km ESE of Tigwav, Haiti | M5.9 | 133 km | 11 km |
| Jan 13, 2010 | Haiti region | M5.8 | 143 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 | 101 km | 10 km |
| Jan 13, 2010 | 5 km SE of Tigwav, Haiti | M5.6 | 134 km | 10 km |
| Jul 12, 1994 | 3 km N of Guananico, Dominican Republic | M5.6 | 128 km | 33 km |
| Jan 13, 2010 | 1 km SSE of Tigwav, Haiti | M5.6 | 137 km | 10 km |
| Jan 5, 2012 | 5 km NNW of Baní, Dominican Republic | M5.5 | 145 km | 40 km |
| Jan 13, 2010 | 4 km SSW of Tigwav, Haiti | M5.4 | 140 km | 10 km |
| Jan 8, 1997 | 63 km S of Marigot, Haiti | M5.4 | 141 km | 10 km |
| Aug 19, 1993 | 11 km SSW of El Cacao, Dominican Republic | M5.3 | 144 km | 23 km |
| Jan 12, 2010 | Haiti region | M5.3 | 104 km | 10 km |
| Jan 13, 2010 | 12 km S of Tigwav, Haiti | M5.2 | 143 km | 10 km |
| Jan 13, 2010 | 8 km SSW of Grangwav, Haiti | M5.2 | 134 km | 10 km |
| Aug 10, 1998 | 11 km NNW of San José de Ocoa, Dominican Republic | M5.2 | 117 km | 58 km |
| Apr 8, 1993 | 3 km WNW of Santa Cruz de Barahona, Dominican Republic | M5.2 | 85 km | 13 km |
| Jan 13, 2010 | 10 km SSE of Tigwav, Haiti | M5.1 | 138 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
19 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Oscar | Category 1 | 86 mph | 277 km |
| 2022 | Fiona | Category 3 | 115 mph | 223 km |
| 2020 | Isaias | Category 1 | 81 mph | 129 km |
| 2017 | Irma | Category 5 | 167 mph | 238 km |
| 2017 | Maria | Category 3 | 127 mph | 279 km |
| 2016 | Matthew | Category 4 | 150 mph | 281 km |
| 2011 | Irene | Category 2 | 109 mph | 202 km |
| 2010 | Tomas | Category 1 | 81 mph | 245 km |
| 2008 | Ike | Category 4 | 132 mph | 246 km |
| 2008 | Gustav | Category 1 | 92 mph | 145 km |
| 2007 | Dean | Category 4 | 144 mph | 288 km |
| 2006 | Ernesto | Category 1 | 75 mph | 241 km |
| 2004 | Jeanne | Category 1 | 75 mph | 277 km |
| 2001 | Iris | Category 1 | 86 mph | 221 km |
| 1998 | Georges | Category 3 | 109 mph | 26 km |
| 1996 | Hortense | Category 2 | 104 mph | 265 km |
| 1988 | Gilbert | Category 3 | 127 mph | 227 km |
| 1987 | Emily | Category 3 | 127 mph | 25 km |
| 1980 | Allen | Category 5 | 173 mph | 231 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
4 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 | 120 km |
| 2010 | HAITI & DOMINICAN REPUBLIC | Eruption + Earthquake | 3.2 m | 316,000 | 103 km |
| 1770 | PORT-AU-PRINCE | Eruption + Earthquake | — | 200 | 79 km |
| 1751 | AZUA DE COMPOSTELA | Earthquake | — | — | 104 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 67°F (20°C) | 0.6 in | Coldest, Driest |
| February | 68°F (20°C) | 1.0 in | |
| March | 70°F (21°C) | 2.2 in | |
| April | 71°F (22°C) | 5.5 in | |
| May | 72°F (22°C) | 9.3 in | Wettest |
| June | 73°F (23°C) | 5.5 in | |
| July | 73°F (23°C) | 4.7 in | |
| August | 73°F (23°C) | 7.1 in | Warmest |
| September | 73°F (23°C) | 8.1 in | |
| October | 72°F (22°C) | 8.0 in | |
| November | 70°F (21°C) | 3.2 in | |
| December | 68°F (20°C) | 0.9 in |
El Llano has a seasonal temperature swing of 6°F / from 67°F in January to 73°F in August. Total annual precipitation is 56.1 inches, with May being the wettest month (9.3") and January the driest (0.6").