5 Tranquil Spots in the Dominican Republic
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Santo Domingo Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Santo Domingo.
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Climate overview of Santo Domingo
The climate in Santo Domingo, Santo Domingo, Dominican Republic, is remarkably consistent, with temperatures year-round averaging 30°C (86°F). The warmest month is August at 31°C (88°F), and the coolest is January at 29°C (84°F).
With around 1178 mm (46 in) of annual rainfall, Santo Domingo has a notably wet climate. The wettest month is August. Sunshine peaks in March, when the city sees around 8.4 hours of sunshine per day.
Santo Domingo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Santo Domingo - and find the best time to visit.
Monthly Temperature in Santo Domingo
In Santo Domingo temperatures are generally consistent throughout the year. Average daytime temperatures reach a very warm 31°C (88°F) in August. In January, the coolest month of the year, temperatures drop to a comfortable 29°C (84°F).
At night, temperatures range from around 25°C (77°F) in August to 21°C (70°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Santo Domingo
Santo Domingo experiences significant rainfall throughout the year, averaging 1178 mm (46 in) of precipitation annually. Santo Domingo can be quite wet during August, receiving approximately 151 mm (5.9 in) of precipitation over 15 rainy days.
In contrast, during the driest month (February), you will experience much drier conditions, with 43 mm (1.7 in) of precipitation spread across 11 rainy days. For more details, please visit our Santo Domingo Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Santo Domingo
Despite minor fluctuations, Santo Domingo enjoys a fairly consistent amount of sunshine throughout the year. In March, you can expect approximately 8.4 hours of daily sunshine, while even in September, Santo Domingo still receives about 7.3 hours.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Santo Domingo
The mean water temperature over the year ranges from 26°C (79°F) in January to 29°C (84°F) in July.
Water temperature over the year
Humidity in Santo Domingo by Month
The city experiences its highest humidity in October, reaching 86%. In March, the humidity drops to its lowest level at 79%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Santo Domingo
The mean wind speed over the year ranges from 2 m/s (4 knots) in January, February, March, May, June, July, August, September, October, November and December to 3 m/s (6 knots) in April. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Santo Domingo
The most comfortable overall weather for exploring Santo Domingo is usually found in January, February, March and December. Conditions are generally least comfortable in May, June, July, August, September and October.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
excellent
Feb
excellent
Mar
excellent
Apr
good
May
mixed
Jun
mixed
Jul
mixed
Aug
mixed
Sep
mixed
Oct
mixed
Nov
good
Dec
excellent
- Best overall: January, February, March and December
- Warmest weather: April, May, June, July, August, September, October and November
- Most sunshine: March and April
- Fewer rainy days: February, March, April, May and June
- Best for swimming: Any time of year. The sea stays pleasantly warm year-round.
Frequently asked questions about the climate in Santo Domingo
What is the best time to visit Santo Domingo?
January, February, March and December typically offer the most optimal weather in Santo Domingo. In contrast, May, June, July, August, September and October tend to have less optimal conditions.
What temperatures can I expect in Santo Domingo?
Daytime highs range from 29°C (84°F) in January to 31°C (88°F) in August. Nighttime lows range from 21°C (70°F) to 25°C (77°F). Temperatures stay relatively stable year-round.
How much rain does Santo Domingo get?
Annual rainfall is around 1178 mm (46 in). August is the wettest month with 151 mm (5.9 in), while February is the driest with 43 mm (1.7 in).
How sunny is Santo Domingo?
Santo Domingo receives around 2,785 hours of sunshine per year. March is the sunniest month with 252 hours, while September is the cloudiest with just 218 hours. Overall, Santo Domingo enjoys abundant sunshine.
Santo Domingo 3-Day Forecast
Santo Domingo on the map
Santo Domingo is highlighted - select any city to see its climate.
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