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September Weather in La Pena, Dominican Republic

Last updated: August 23, 2025

In September, the average temperature in La Pena, Dominican Republic is a warm 27°C (81°F). Expect a minimum of 21°C (70°F) and sometimes soaring as high as 36°C (97°F). The weather is accompanied by 81 mm (3.2 in) of precipitation spread over 16 days, resulting in an average humidity of 73%. Stay prepared for a comfortable yet humid climate!

September Temperature in La Pena

In September in La Pena, the average temperature is 27°C (81°F). Maximum temperatures can reach 36°C (97°F), while minimums can drop as low as 21°C (70°F). This delightful weather makes La Pena an ideal destination for travelers seeking warmth and sunshine.

September Weather in La Pena: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in La Pena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Pena, September typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (97°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec747475777981818181797775
Data source: Temperature data for La Pena 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 La Pena

In La Pena in September, the precipitation amount is 81 mm (3.2 in), falling over the course of 16 days.

September Precipitation Trends in La Pena

The chart displays monthly precipitation patterns in La Pena, 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 La Pena, September typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec384975616754819581757542
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in La Pena

In La Pena in September, humidity is 73%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel sticky and heavy, while also requiring frequent hydration breaks to stay comfortable during your travels.

September Average Humidity in La Pena

This chart illustrates the average monthly humidity levels in La Pena, 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 La Pena is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%63%59%58%57%57%63%71%73%72%72%69%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in La Pena

In La Pena in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in La Pena.

Maximum UV Index Levels in La Pena for September

The chart shows the monthly maximum UV Index (UVI) for La Pena 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 La Pena typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313121313121198
Data source: La Pena 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 La Pena Compares to Other Months

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

This table compares monthly weather conditions in La Pena, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)38 mm (1.5 inches)65%very high
February Weather24°C (75°F)49 mm (1.9 inches)63%extreme
March Weather24°C (75°F)75 mm (3.0 inches)59%extreme
April Weather25°C (78°F)61 mm (2.4 inches)58%extreme
May Weather26°C (79°F)67 mm (2.7 inches)57%extreme
June Weather27°C (81°F)54 mm (2.1 inches)57%extreme
July Weather27°C (81°F)81 mm (3.2 inches)63%extreme
August Weather27°C (81°F)95 mm (3.7 inches)71%extreme
September Weather27°C (81°F)81 mm (3.2 inches)73%extreme
October Weather26°C (79°F)75 mm (2.9 inches)72%extreme
November Weather25°C (78°F)75 mm (2.9 inches)72%very high
December Weather24°C (76°F)42 mm (1.7 inches)69%very high

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