Santo Domingo weather in January
January in Santo Domingo: hot, dry, with clean air — one of the best months to visit.
#1 of 12 months in Santo Domingo · #168 of 604 destinations to visit in January · comfort 80/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Santo Domingo climate normals — January
| Daytime high | 28°C / 82°F | 🥵 hot |
|---|---|---|
| Nighttime low | 20°C / 69°F | |
| Feels like (high) | 30°C / 86°F | |
| Rainfall | 25 mm / 1 in | ☀️ dry |
| Rainy days | 11 days | |
| Humidity | 74% | 💧 humid |
| Dew point | 19°C / 65°F | |
| Sunshine | 10.1 h/day | |
| Daylight | 11.2 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 41 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Santo Domingo?
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Santo Domingo in January — FAQ
- Is January a good time to visit Santo Domingo?
- January in Santo Domingo: hot, dry, with clean air — one of the best months to visit. It ranks #1 of 12 months for Santo Domingo on SeasonMap's comfort score (80/100).
- What is the weather like in Santo Domingo in January?
- In January, Santo Domingo averages a daily high of 28°C and a low of 20.4°C, with about 25.4 mm of rain over roughly 10.8 rainy days.
- What is the air quality in Santo Domingo in January?
- Santo Domingo has a mean US Air Quality Index of about 41 in January.