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September Weather in Santo Domingo Este, Dominican Republic

Last updated: August 23, 2025

In Santo Domingo Este, Dominican Republic, the average temperature in September reaches a warm 28°C (82°F), with daily fluctuations ranging from a comfortable 24°C (75°F) to a sizzling 32°C (91°F). Expect a fair amount of rain with 139 mm (5.5 in) falling over approximately 24 days, contributing to an average humidity level of 80%. Perfect for those who enjoy a tropical climate!

September Temperature in Santo Domingo Este

In September in Santo Domingo Este, the average temperature is 28°C (82°F). Maximums can reach 32°C (91°F), while minimums can dip to 24°C (75°F). This warm and pleasant climate makes Santo Domingo Este an ideal destination for outdoor activities and exploring the local attractions.

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

The chart illustrates September temperature patterns in Santo Domingo Este, 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 Este, September typically has an average temperature of 28°C (82°F), with highs reaching up to 32°C (91°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777787981828282817978
Data source: Temperature data for Santo Domingo Este 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.

September Precipitation in Santo Domingo Este

In Santo Domingo Este in September, the precipitation amount is 139 mm (5.5 in) distributed over a span of 24 days.

September Precipitation Trends in Santo Domingo Este

The chart displays monthly precipitation patterns in Santo Domingo Este, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Santo Domingo Este, September typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec4048517111010012216313914713754
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Santo Domingo Este

In Santo Domingo Este in September, humidity is 80%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket enveloping you, making outdoor activities sweaty and demanding frequent breaks in the shade while traveling.

September Average Humidity in Santo Domingo Este

This chart illustrates the average monthly humidity levels in Santo Domingo Este, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Santo Domingo Este is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%73%71%72%72%73%78%80%80%79%79%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Santo Domingo Este

In Santo Domingo Este in September, 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 Este.

Maximum UV Index Levels in Santo Domingo Este for September

The chart shows the monthly maximum UV Index (UVI) for Santo Domingo Este in September, 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 September, the maximum UV index in Santo Domingo Este typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313121313131198
Data source: Santo Domingo Este September 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 September Weather in Santo Domingo Este Compares to Other Months

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

This table compares monthly weather conditions in Santo Domingo Este, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)40 mm (1.6 inches)74%very high
February Weather25°C (77°F)48 mm (1.9 inches)73%extreme
March Weather25°C (77°F)51 mm (2.0 inches)71%extreme
April Weather26°C (79°F)71 mm (2.8 inches)72%extreme
May Weather26°C (80°F)110 mm (4.3 inches)72%extreme
June Weather27°C (81°F)100 mm (3.9 inches)73%extreme
July Weather28°C (82°F)122 mm (4.8 inches)78%extreme
August Weather28°C (82°F)163 mm (6.4 inches)80%extreme
September Weather28°C (82°F)139 mm (5.5 inches)80%extreme
October Weather27°C (81°F)147 mm (5.8 inches)79%extreme
November Weather26°C (80°F)137 mm (5.4 inches)79%very high
December Weather26°C (78°F)54 mm (2.1 inches)77%very high

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