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May Weather in Santo Domingo, Cuba

Last updated: August 23, 2025

In May, the average temperature in Santo Domingo, Cuba is a balmy 26°C (79°F), with temperatures ranging from a comfortable 17°C (64°F) to a scorching 36°C (97°F). Be prepared for moderate rainfall, as 151 mm (6.0 in) of precipitation falls over about 19 days. Plus, you can expect an average humidity of 72%, keeping the air feeling warm and tropical.

May Temperature in Santo Domingo

In May in Santo Domingo, the average temperature is 26°C (79°F), with maximums reaching 36°C (97°F) and minimums dropping to 17°C (64°F). This pleasant weather makes Santo Domingo an ideal destination for travelers seeking a warm getaway.

May Weather in Santo Domingo: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Santo Domingo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santo Domingo, May typically has an average temperature of 26°C (79°F), with highs reaching up to 36°C (97°F) and lows dropping to around 17°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec727475787981828281797573
Data source: Temperature data for Santo Domingo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Santo Domingo

In Santo Domingo in May, the precipitation amount is 151 mm (6.0 in) over the course of 19 days.

May Precipitation Trends in Santo Domingo

The chart displays monthly precipitation patterns in Santo Domingo, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Santo Domingo, May typically receives around 151 mm (6.0 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec281413491511251111031711225420
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Santo Domingo

In Santo Domingo in May, humidity is 72%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel a bit more strenuous but also adding a tropical charm to your travels.

May Average Humidity in Santo Domingo

This chart illustrates the average monthly humidity levels in Santo Domingo, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Santo Domingo is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%77%71%70%72%73%75%77%78%80%81%81%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Santo Domingo

In Santo Domingo in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Santo Domingo.

Maximum UV Index Levels in Santo Domingo for May

The chart shows the monthly maximum UV Index (UVI) for Santo Domingo in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Santo Domingo typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121313131212121087
Data source: Santo Domingo May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in Santo Domingo Compares to Other Months

Weather in Santo Domingo varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Santo Domingo, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Santo Domingo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)28 mm (1.1 inches)79%high
February Weather23°C (75°F)14 mm (0.6 inches)77%very high
March Weather24°C (75°F)13 mm (0.5 inches)71%extreme
April Weather26°C (79°F)49 mm (1.9 inches)70%extreme
May Weather26°C (79°F)151 mm (6.0 inches)72%extreme
June Weather27°C (81°F)125 mm (4.9 inches)73%extreme
July Weather28°C (82°F)111 mm (4.4 inches)75%extreme
August Weather28°C (82°F)103 mm (4.1 inches)77%extreme
September Weather27°C (81°F)171 mm (6.7 inches)78%extreme
October Weather26°C (79°F)122 mm (4.8 inches)80%very high
November Weather24°C (76°F)54 mm (2.1 inches)81%very high
December Weather23°C (73°F)20 mm (0.8 inches)81%high

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