nomadseason

September Weather in Santo Domingo, Peru

Last updated: August 27, 2025

In September, the average temperature in Santo Domingo, Peru hovers around 16°C (62°F), with lows dipping to 8°C (47°F) and highs reaching up to 25°C (78°F). Expect a moderate precipitation level of 51 mm (2.0 in) spread over 12 days, and enjoy a comfortable average humidity of 49% throughout the month.

September Temperature in Santo Domingo

In September in Santo Domingo, the average temperature is 16°C (62°F). The maximum can reach 25°C (78°F), and the minimum can be as low as 8°C (47°F). It's a great time to explore, as the mild temperatures make for comfortable outdoor activities.

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

The chart illustrates September 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, September typically has an average temperature of 16°C (62°F), with highs reaching up to 25°C (78°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec616161616161616162616061
Data source: Temperature data for Santo Domingo generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Santo Domingo

In Santo Domingo in September, the precipitation amount is 51 mm (2.0 in) spread over 12 days.

September Precipitation Trends in Santo Domingo

The chart displays monthly precipitation patterns in Santo Domingo, 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, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec36155777245622867291951238257423
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Santo Domingo

In Santo Domingo in September, humidity is 49%. With an average temperature of 16°C (62°F), this humidity feels like a refreshing yet slightly crisp embrace, making it ideal for enjoying outdoor activities and leisurely explorations without feeling too sticky or heavy.

September Average Humidity in Santo Domingo

This chart illustrates the average monthly humidity levels in Santo Domingo, 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 is approximately 49%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%85%87%88%73%51%44%49%71%77%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Santo Domingo

In Santo Domingo in September, the maximum UV index reaches an alarming 17, which falls under the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to stay protected. For more details on the hourly UV index in Santo Domingo, you can check Hourly UV Index in Santo Domingo.

Maximum UV Index Levels in Santo Domingo for September

The chart shows the monthly maximum UV Index (UVI) for Santo Domingo 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 typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161718181513131417171615
Data source: Santo Domingo 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 Compares to Other Months

Weather in Santo Domingo varies notably across the year, with each month offering distinct climate conditions. This page compares September’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 September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)361 mm (14.2 inches)82%extreme
February Weather16°C (61°F)557 mm (21.9 inches)80%extreme
March Weather16°C (61°F)772 mm (30.4 inches)85%extreme
April Weather16°C (62°F)456 mm (18.0 inches)87%extreme
May Weather16°C (61°F)228 mm (9.0 inches)88%extreme
June Weather16°C (61°F)67 mm (2.6 inches)73%extreme
July Weather16°C (61°F)29 mm (1.1 inches)51%extreme
August Weather16°C (62°F)19 mm (0.7 inches)44%extreme
September Weather16°C (62°F)51 mm (2.0 inches)49%extreme
October Weather16°C (61°F)238 mm (9.4 inches)71%extreme
November Weather16°C (61°F)257 mm (10.1 inches)77%extreme
December Weather16°C (61°F)423 mm (16.6 inches)85%extreme

Compare Santo Domingo's Climate with Cities Worldwide