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May Weather in Santo Domingo, Mexico

Last updated: August 27, 2025

In May, the average temperature in Santo Domingo, Mexico reaches a warm 29°C (84°F), with fluctuations from a cool minimum of 19°C (67°F) to a sizzling maximum of 41°C (105°F). Expect the skies to open up with an average precipitation of 61 mm (2.4 in) over about 12 days. With an average humidity of 62%, be prepared for that tropical feel!

May Temperature in Santo Domingo

In May in Santo Domingo, the average temperature is 29°C (84°F), with maximums reaching 41°C (105°F) and minimums dropping as low as 19°C (67°F). It’s advisable to pack light clothing and stay hydrated while exploring the vibrant surroundings.

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 29°C (84°F), with highs reaching up to 41°C (105°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec747779838481828281797675
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 total precipitation amount is 61 mm (2.4 in), which occurs over a span of 12 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 61 mm (2.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec311716396120173891621446336
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 62%. With an average temperature of 29°C (84°F), this humidity feels like a warm blanket wrapping around you, making travel feel sticky and heavy, yet still inviting you to explore under the sultry sun.

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 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%78%67%62%62%63%66%73%82%86%87%88%
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.
JanFebMarAprMayJunJulAugSepOctNovDec911131413141313131298
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 Weather23°C (74°F)31 mm (1.2 inches)85%very high
February Weather25°C (77°F)17 mm (0.7 inches)78%extreme
March Weather26°C (79°F)16 mm (0.6 inches)67%extreme
April Weather28°C (83°F)39 mm (1.5 inches)62%extreme
May Weather29°C (84°F)61 mm (2.4 inches)62%extreme
June Weather27°C (81°F)201 mm (7.9 inches)63%extreme
July Weather28°C (82°F)73 mm (2.9 inches)66%extreme
August Weather28°C (82°F)89 mm (3.5 inches)73%extreme
September Weather27°C (81°F)162 mm (6.4 inches)82%extreme
October Weather26°C (79°F)144 mm (5.7 inches)86%extreme
November Weather24°C (76°F)63 mm (2.5 inches)87%very high
December Weather24°C (75°F)36 mm (1.4 inches)87%very high

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