Santo Domingo weather in August
August in Santo Domingo: sweltering, soaked, with clean air — a good time to visit.
#12 of 12 months in Santo Domingo · #474 of 604 destinations to visit in August · comfort 63/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Santo Domingo climate normals — August
| Daytime high | 31°C / 88°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 24°C / 75°F | |
| Feels like (high) | 36°C / 97°F | |
| Rainfall | 160 mm / 6.3 in | ⛈ soaked |
| Rainy days | 19 days | |
| Humidity | 80% | 💦 very humid |
| Dew point | 23°C / 74°F | |
| Sunshine | 10.9 h/day | |
| Daylight | 12.7 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 48 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Santo Domingo in August — FAQ
- Is August a good time to visit Santo Domingo?
- August in Santo Domingo: sweltering, soaked, with clean air — a good time to visit. It ranks #12 of 12 months for Santo Domingo on SeasonMap's comfort score (63/100).
- What is the weather like in Santo Domingo in August?
- In August, Santo Domingo averages a daily high of 30.9°C and a low of 24°C, with about 159.5 mm of rain over roughly 19.4 rainy days.
- What is the air quality in Santo Domingo in August?
- Santo Domingo has a mean US Air Quality Index of about 48 in August.