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August Weather in Santo Domingo, Mexico

Last updated: August 27, 2025

In August, the average temperature in Santo Domingo, Mexico reaches a pleasant 28°C (82°F). However, expect some variability, with minimums dipping to 20°C (69°F) and highs peaking at 38°C (101°F). Rainfall can be expected, with 89 mm (3.5 in) over 18 days, and the air tends to be humid, boasting an average humidity of 73%.

August Temperature in Santo Domingo

In August in Santo Domingo, the average temperature is 28°C (82°F). Maximums can reach 38°C (101°F) and minimums can be as low as 20°C (69°F). This makes it an ideal time for travelers seeking warm weather and comfortable conditions for outdoor activities.

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

The chart illustrates August 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, August typically has an average temperature of 28°C (82°F), with highs reaching up to 38°C (101°F) and lows dropping to around 20°C (69°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.

August Precipitation in Santo Domingo

In Santo Domingo in August, the precipitation amount is 89 mm (3.5 in) accumulated over 18 days.

August Precipitation Trends in Santo Domingo

The chart displays monthly precipitation patterns in Santo Domingo, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Santo Domingo, August typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec311716396120173891621446336
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Santo Domingo

In Santo Domingo in August humidity is 73%. With an average temperature of 28°C (82°F), this humidity feels like stepping into a warm, thick blanket, making traveling feel sticky and heavier; staying hydrated and taking breaks in the shade becomes essential.

August Average Humidity in Santo Domingo

This chart illustrates the average monthly humidity levels in Santo Domingo, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Santo Domingo is approximately 73%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Santo Domingo

In Santo Domingo in August, 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 August

The chart shows the monthly maximum UV Index (UVI) for Santo Domingo in August, 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 August, the maximum UV index in Santo Domingo typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131413141313131298
Data source: Santo Domingo August 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 August 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 August’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 August’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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