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September Weather in Santo Domingo, Nicaragua

Last updated: August 31, 2025

In Santo Domingo, Nicaragua, the average temperature in September hovers around 25°C (77°F). You're likely to experience mild warmth with a minimum of 20°C (69°F) and a maximum reaching 32°C (90°F). Be prepared for some rain, as the area sees about 196 mm (7.7 in) of precipitation over 28 days, coupled with an average humidity of 69%.

September Temperature in Santo Domingo

In September in Santo Domingo, the average temperature is 25°C (77°F). Maximum temperatures can reach 32°C (90°F), while minimum temperatures can drop to as low as 20°C (69°F). This pleasant climate makes Santo Domingo an ideal destination for travelers seeking warm weather and 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 25°C (77°F), with highs reaching up to 32°C (90°F) and lows dropping to around 20°C (69°F).
JanFebMarAprMayJunJulAugSepOctNovDec737475787877767677767574
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.

September Precipitation in Santo Domingo

In Santo Domingo in September, the precipitation amount is 196 mm (7.7 in) accumulated over a period of 28 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 196 mm (7.7 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec6160576026323917019019626214784
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Santo Domingo

In Santo Domingo in September humidity is 69%. With an average temperature of 25°C (77°F), this humidity feels like a warm, heavy blanket enveloping you, making every step feel slightly sluggish and encouraging frequent breaks to enjoy refreshing beverages and cool breezes.

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 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%54%51%50%50%55%65%64%69%68%61%56%
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 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 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 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314141414141313131110
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 Weather23°C (73°F)61 mm (2.4 inches)56%extreme
February Weather23°C (74°F)60 mm (2.3 inches)54%extreme
March Weather24°C (75°F)57 mm (2.3 inches)51%extreme
April Weather25°C (78°F)60 mm (2.4 inches)50%extreme
May Weather25°C (78°F)263 mm (10.4 inches)50%extreme
June Weather25°C (77°F)239 mm (9.4 inches)55%extreme
July Weather24°C (76°F)170 mm (6.7 inches)65%extreme
August Weather25°C (76°F)190 mm (7.5 inches)64%extreme
September Weather25°C (77°F)196 mm (7.7 inches)69%extreme
October Weather24°C (76°F)262 mm (10.3 inches)68%extreme
November Weather24°C (75°F)147 mm (5.8 inches)61%extreme
December Weather23°C (74°F)84 mm (3.3 inches)56%very high

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