Santo Domingo is warmest in June, averaging 32° by day and 25° at night. The wettest month is November with 234 mm, and the year brings about 1194 mm in total.
Month by month
| Month | High | Low | Rain | Sea | Daylight | Good for |
|---|---|---|---|---|---|---|
| January | 29° | 21° | 25 mm | 27° | 11.0 h | Beach weather |
| February | 30° | 21° | 59 mm | 27° | 11.4 h | Beach weather |
| March | 31° | 22° | 50 mm | 27° | 11.9 h | Beach weather |
| April | 31° | 23° | 75 mm | 27° | 12.4 h | Beach weather |
| May | 31° | 24° | 62 mm | 28° | 12.9 h | Beach weather |
| June | 32° | 25° | 84 mm | 28° | 13.1 h | Beach weather |
| July | 31° | 25° | 136 mm | 29° | 13.0 h | Mild |
| August | 31° | 25° | 133 mm | 29° | 12.6 h | Mild |
| September | 31° | 25° | 153 mm | 30° | 12.1 h | Mild |
| October | 31° | 24° | 71 mm | 29° | 11.6 h | Beach weather |
| November | 30° | 23° | 234 mm | 29° | 11.1 h | Rainy season |
| December | 29° | 22° | 112 mm | 28° | 10.9 h | Mild |
High and low are average daily maximum and minimum, rain is typical monthly total, sea is the average surface temperature, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER and NOAA MUR — averages, not promises.
When to go
Beach weather: January, February, March, April, May, June and October — highs around 31°, nights no colder than 21°, and at most 84 mm of rain in a month. The sea sits at 27–29° then.
Wet season: November — up to 234 mm in a single month.