August · Dominican Republic
Best time to visit Santo Domingo in August Weather, crowds & prices
Weather in Santo Domingo in August
Average temperature 28°C, 107 mm of rain, about 27 days with 6+ hours of sunshine and 82% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
5.1/10
Ranked #10 of 12 months
- Avg temp
- 28°C
- Rainfall
- 107 mm
- Humidity
- 82%
- Days with 6h+ sun
- 27
- Crowd Density
- Moderate Crowds
- Average Expenses
- $ · Budget Friendly ($)
August in Santo Domingo scores 5.1/10 for sightseeing and cultural travel - ranked #10 of 12. Expect around 28°C, 107 mm of rain, and roughly 27 days with 6+ hours of sunshine this month.
Santo Domingo's Zona Colonial is the oldest European-founded city in the Americas, set on the Caribbean.
August in Santo Domingo — middling scores, decent value
Days in August average 28°C (82°F) and humidity near 82% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.
107 mm of rain makes this a wet month here, though with about 27 days with 6+ hours of sunshine there is still bright weather between the fronts.
That is 5.1/10 on the same scale — 10th of 12 months, versus 8/10 for the best month here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
Expect low-season pricing, and crowds are moderate.
If your dates are flexible, February is materially better in Santo Domingo — 2.9 points higher on the same scale.
Frequently asked
- What is the weather like in Santo Domingo in August?
- In August, Santo Domingo averages 28°C, 107 mm of rain, and about 27 days with 6+ hours of sunshine. Its climate-comfort score is 5.1/10.
- Is August a good time to visit Santo Domingo?
- August earns a 5.1/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Santo Domingo in August?
- Expect about 107 mm of rain in August. Average humidity is 82% and there are about 27 days with 6+ hours of sunshine.
Curated in Santo Domingo
Tickets & experiences
Things to do in Santo Domingo
Santo Domingo, Dominican Republic. Live activities and tours from GetYourGuide, matched to this destination.