Santo Domingo in August

In August, Santo Domingo averages 32°C (90°F) during the day and 23°C (73°F) at night, with around 11 days of rain (155 mm total).

High season

Conditions are warm and beach-friendly. Plan for unsettled weather and bring rain gear.

August in Santo Domingo is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).

32°C
Avg high
23°C
Avg low
11
Rain days
155 mm
Rainfall

How August compares to the rest of the year in Santo Domingo

1st
warmest month of the 12
4th
wettest month of the 12
12%
of yearly rainfall falls in August
12 h 46 min
daylight on the 15th

August is one of the warmest months in Santo Domingo (1st of 12) and moderately rainy compared to the rest of the year (4th of 12). Daytime temperature runs 2°C above the annual average (30°C). August runs 1°C warmer than July (31°C) and cools 1°C in September (31°C).

August sunrise & sunset in Santo Domingo

🌅
Sunrise (15th)
6:21 AM
🌇
Sunset (15th)
7:07 PM
Day length
12 h 46 min

Times shown for Santo Domingo local time (America/Santo_Domingo), calculated for the 15th of August. They shift by a few minutes day to day across the month.

Photography light in Santo Domingo — August

Golden-hour and blue-hour windows for the 15th of August, in Santo Domingo's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:21 AM – 6:01 AM
🌄 Golden hour (AM)
6:01 AM – 7:01 AM
🌇 Golden hour (PM)
6:27 PM – 7:27 PM
🌆 Blue hour (PM)
7:27 PM – 8:07 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Santo Domingo.

📅 When to book — Santo Domingo in August

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (High season) and Santo Domingo's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.

Crowds & pricing — August in Santo Domingo

High season

This is a busy month in Santo Domingo — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: Northern Hemisphere summer holidays

Sun & mosquito risk — August in Santo Domingo

☀️ UV Index (noon, 15th)
12.9
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●●○
High
Peak mosquito activity. DEET 30%+, long sleeves at dawn/dusk, sleep under nets if rural.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Santo Domingo in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 29°C / 84°F 20°C / 68°F 55 mm 7 0
February 29°C / 84°F 20°C / 68°F 40 mm 6 0
March 30°C / 86°F 20°C / 68°F 40 mm 6 0
April 30°C / 86°F 21°C / 70°F 75 mm 8 0
May 31°C / 88°F 22°C / 72°F 170 mm 11 0
June 31°C / 88°F 23°C / 73°F 135 mm 11 0
July 31°C / 88°F 23°C / 73°F 140 mm 11 0
August 32°C / 90°F 23°C / 73°F 155 mm 11 0
September 31°C / 88°F 23°C / 73°F 165 mm 11 0
October 31°C / 88°F 22°C / 72°F 150 mm 11 0
November 30°C / 86°F 22°C / 72°F 105 mm 9 0
December 29°C / 84°F 21°C / 70°F 75 mm 7 0

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Santo Domingo in August →

Frequently asked questions

How hot is Santo Domingo in August?

In August, Santo Domingo averages a high of 32°C (90°F) and a low of 23°C (73°F) — generally hot.

Does it rain a lot in Santo Domingo in August?

August can be fairly wet in Santo Domingo, with about 11 rainy days on average.

Is August a good time to visit Santo Domingo?

August is hot. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Santo Domingo in August?

Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full August packing list for Santo Domingo for a complete, climate-based checklist.

Open Santo Domingo on the interactive map

Check the live 10-day forecast and sunrise/sunset.