Santo Domingo, Dominican Republic Weather
Santo Domingo hourly forecast: next 24 hours
Today's high of 95°F (35°C) is about 21°F (12°C) above the typical September high of 74°F (23°C).
Current conditions in detail
Santo Domingo weather tomorrow (Wednesday, September 16)
Tomorrow in Santo Domingo looks mist, with a high of 95° and an overnight low of 72°. Precipitation chance is modest at 17%. Winds top out near 16 mph, and the UV index reaches 11 (extreme).
Santo Domingo 14-day forecast
About the weather in Santo Domingo
Santo Domingo has one of the steadier climates in our dataset. Average highs move only 4°C across the whole year - from 67°F (20°C) in January to 74°F (23°C) in August - so the practical difference between seasons here is rainfall and daylight, not warmth.
Santo Domingo weather: quick facts
- Hottest month: August - highs near 74°F (23°C)
- Coldest month: January - highs near 67°F (20°C)
- Decade extremes (2015-2024): 83°F (28°C) high · 43°F (6°C) low
- Wettest month: May (19 rainy days) · Sunniest: June (11.8 h sun/day)
- Climate type: subtropical highland
- Annual swing: 4°C between the average warmest and coolest month · day to night: 8°C
- Average humidity: 83%
Temperatures through the year
At its warmest, in August, Santo Domingo runs to 74°F (23°C) in the afternoon and back to 59°F (15°C) by dawn. January bottoms out at 67°F (20°C) in daylight, 53°F (11°C) after dark. Between the average August and the average January lie 4°C, a narrower spread than about 89% of the cities we track.
Rain, sun and snow
May is the wettest month at 5.7 inches (145 mm) over 19 days; December is the driest. Relative humidity averages 83% across the year, more humid than 94% of the 3496 cities in our dataset. June is the brightest month at 11.8 hours of sun a day, against an annual average of 10.6 - sunnier than roughly 85% of the cities we track. The gridded 2015-2024 daily record for this location tops out at 83°F (28°C) and bottoms at 43°F (6°C) - decade extremes, not all-time station records.
Season by season
Spring (March through May)
Spring is pleasantly warm here - highs near 70°F (21°C), nights near 55°F (13°C), and rain falls on around 54 of the 90 days. Daylight is generous - around 10.8 hours of sun a day.
Summer (June through August)
Summer in Santo Domingo brings comfortable warmth, with daytime highs averaging 74°F (23°C) and nights around 59°F (15°C); rain falls on around 52 of the 90 days. Daylight is generous - around 11.6 hours of sun a day.
Fall (September through November)
Fall in Santo Domingo brings comfortable warmth, with daytime highs averaging 72°F (22°C) and nights around 58°F (14°C); rain falls on around 59 of the 90 days. Daylight is generous - around 10.0 hours of sun a day.
Winter (December through February)
Through winter, Santo Domingo stays on the cool side of mild: 67°F (20°C) by day, 53°F (12°C) after dark, and rain falls on around 43 of the 90 days. Daylight is generous - around 10.1 hours of sun a day.
Average temperatures in Santo Domingo by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 67° | 53° | 13 | 3.3 in | 9.9 h/day | 84% |
| February | 67° | 53° | 15 | 3.1 in | 10.3 h/day | 86% |
| March | 68° | 53° | 15 | 5.0 in | 10.6 h/day | 83% |
| April | 70° | 56° | 20 | 5.6 in | 10.7 h/day | 84% |
| May | 72° | 57° | 19 | 5.7 in | 11.0 h/day | 81% |
| June | 74° | 58° | 16 | 3.4 in | 11.8 h/day | 79% |
| July | 74° | 59° | 17 | 3.2 in | 11.7 h/day | 81% |
| August | 74° | 59° | 18 | 4.8 in | 11.3 h/day | 81% |
| September | 74° | 59° | 22 | 4.7 in | 10.4 h/day | 83% |
| October | 72° | 58° | 20 | 4.0 in | 9.8 h/day | 84% |
| November | 70° | 56° | 17 | 4.2 in | 9.8 h/day | 87% |
| December | 68° | 54° | 15 | 2.9 in | 10.1 h/day | 87% |