Santiago de los Caballeros Weather in May

May in Santiago de los Caballeros typically sees daytime highs of 31°C (88°F) and nighttime lows of 21°C (70°F). As the wettest month of the year, expect more rainfall than other months.

Rainfall in Santiago de los Caballeros in May

This month is known for heavy rainfall, so don't forget your umbrella to stay dry. Typically around 13 days of rainfall are expected, averaging 123 mm (4.8 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Santiago de los Caballeros in May

May in Santiago de los Caballeros sees highs of 31°C (88°F) and lows of 21°C (70°F) overnight. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are mild at around 21°C (70°F), which is comfortable for most people.

Sunshine in Santiago de los Caballeros in May

The days are predominantly sunny, with an estimated total of around 244 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Wind Speed in Santiago de los Caballeros in May

Wind speeds average 3 m/s (6 knots) during May. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.

May in Santiago de los Caballeros has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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For a detailed overview over the year and the best time to visit the Dominican Republic, check out our Santiago de los Caballeros's climate page.

Santiago de los Caballeros Temperature in May

Min Temperature 21°C (70°F)  

Max Temperature 31°C (88°F)  

Chance of Rain 42%  

Precipitation 123 mm (4.8 in)  

Rainy days 13 days  

Humidity 75% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 244 hours *  

Percentage Sunshine *  

* Data from: Santiago, the Dominican Republic (2 KM, 1 Miles).

Daily Historical Temperatures

45-year average (1976-2025)

Based on our historical records, temperatures in Santiago de los Caballeros typically stay consistent throughout May, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 23°C (73°F).

Average temperatures in May

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Daily Historical Precipitation

45-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in May

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Historical weather for Santiago de los Caballeros in May

Browse day-by-day weather records for Santiago de los Caballeros spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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Santiago de los Caballeros historical weather extremes in May

Based on weather observations in Santiago de los Caballeros between 1995 and 2026, these are the recorded extremes during May.

• The warmest day in May was on May 9, 2023, with a maximum of 36°C (97°F).
• The coldest May day was on May 9, 2001, with a maximum of 24°C (75°F).
• Santiago de los Caballeros registered its coldest May night on May 6, 2006, with temperatures dropping to 17°C (63°F).

What to Wear in Santiago de los Caballeros in May

Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Santiago de los Caballeros in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the Dominican Republic, check out our Santiago de los Caballeros's climate page.

More climate data for Santiago de los Caballeros

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Santiago de los Caballeros climate overview or explore weather in the Dominican Republic.