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Río San Juan, Dominican Republic
Full City Profile
8,983
Population
55/sq mi density
20 ft
Elevation
6 meters
78°F
Avg Temperature
25°C
Río San Juan has a warm climate with an average annual temperature of 78°F (26°C). Winters average 74°F in January while summers reach 80°F in July. The area gets 205 sunny days per year. Annual precipitation totals 72.3 inches. The area receives 0.0 inches of snow annually.
Temperature
74°F Jan (23°C)
80°F Jul (27°C)
| Annual Average | 77.8°F |
| 44% above US avg | |
| January Average | 74°F (23°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 205 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 164.4 sq mi (425.8 km²) |
| Population Density | 55/sq mi |
| Coordinates | 19.6439°N, 70.0764°W |
| Timezone | America/Santo_Domingo |
Precipitation & Snow
Air Quality
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 5.0 m (16 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1946 | NORTHEASTERN COAST | Earthquake | 5.0 m | 1,790 | 121 km |
| 1946 | NORTHEASTERN COAST | Earthquake | 0.6 m | 75 | 63 km |
| 1989 | PUERTO RICO | Earthquake | 0.1 m | — | 150 km |
| 1751 | AZUA DE COMPOSTELA | Earthquake | — | — | 143 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 74°F (23°C) | 5.4 in | Coldest |
| February | 75°F (24°C) | 3.8 in | Driest |
| March | 76°F (24°C) | 4.1 in | |
| April | 77°F (25°C) | 5.7 in | |
| May | 79°F (26°C) | 7.6 in | |
| June | 80°F (27°C) | 4.3 in | |
| July | 80°F (27°C) | 4.8 in | Warmest |
| August | 80°F (27°C) | 6.3 in | |
| September | 80°F (27°C) | 5.0 in | |
| October | 80°F (27°C) | 6.4 in | |
| November | 77°F (25°C) | 10.2 in | Wettest |
| December | 75°F (24°C) | 8.7 in |
Río San Juan has a seasonal temperature swing of 6°F / from 74°F in January to 80°F in July. Total annual precipitation is 72.3 inches, with November being the wettest month (10.2") and February the driest (3.8").