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September Weather in Matanzas, Dominican Republic

Last updated: August 23, 2025

In September, the average temperature in Matanzas, Dominican Republic is a warm 27°C (81°F). Expect comfortable conditions with minimum temperatures around 24°C (76°F) and highs reaching up to 31°C (88°F). However, be prepared for some wetness, as precipitation totals approximately 100 mm (3.9 in) over about 17 days. With an average humidity of 73%, it’s the perfect time to embrace the warm, tropical vibe!

September Temperature in Matanzas

In September in Matanzas, the average temperature is 27°C (81°F), with a maximum that can reach 31°C (88°F) and a minimum that can be as low as 24°C (76°F). This mild and pleasant climate makes Matanzas an ideal destination for travelers seeking comfort and warmth during this time of year.

September Weather in Matanzas: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Matanzas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Matanzas, September typically has an average temperature of 27°C (81°F), with highs reaching up to 31°C (88°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777787980818281807978
Data source: Temperature data for Matanzas 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 Matanzas

In Matanzas in September, the precipitation amount is 100 mm (3.9 in) over the course of 17 days.

September Precipitation Trends in Matanzas

The chart displays monthly precipitation patterns in Matanzas, 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 Matanzas, September typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec13152234503240108100778018
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Matanzas

In Matanzas 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 Matanzas

This chart illustrates the average monthly humidity levels in Matanzas, 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 Matanzas 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 Matanzas

In Matanzas 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 Matanzas.

Maximum UV Index Levels in Matanzas for September

The chart shows the monthly maximum UV Index (UVI) for Matanzas 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 Matanzas typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313131313121198
Data source: Matanzas 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 Matanzas Compares to Other Months

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

This table compares monthly weather conditions in Matanzas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)13 mm (0.5 inches)65%very high
February Weather25°C (77°F)15 mm (0.6 inches)63%extreme
March Weather25°C (77°F)22 mm (0.9 inches)59%extreme
April Weather25°C (78°F)34 mm (1.4 inches)58%extreme
May Weather26°C (79°F)50 mm (2.0 inches)57%extreme
June Weather27°C (81°F)32 mm (1.3 inches)57%extreme
July Weather27°C (82°F)40 mm (1.6 inches)63%extreme
August Weather28°C (82°F)108 mm (4.2 inches)71%extreme
September Weather27°C (81°F)100 mm (3.9 inches)73%extreme
October Weather27°C (81°F)77 mm (3.0 inches)72%extreme
November Weather26°C (80°F)80 mm (3.2 inches)72%very high
December Weather26°C (78°F)18 mm (0.7 inches)69%very high

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