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September Weather in Guanabacoa, Cuba

Last updated: August 23, 2025

In September, the average temperature in Guanabacoa, Cuba reaches a warm 28°C (83°F), with minimum temperatures dipping to 24°C (75°F) and peaks hitting 34°C (93°F). Expect a significant precipitation of 116 mm (4.6 in) over approximately 20 days, accompanied by an average humidity level of 78%. Perfect for those who love a tropical environment!

September Temperature in Guanabacoa

In September in Guanabacoa, the average temperature is 28°C (83°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 24°C (75°F). This warm and pleasant climate makes Guanabacoa an ideal destination for travelers seeking sunshine and outdoor activities.

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

The chart illustrates September temperature patterns in Guanabacoa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guanabacoa, September typically has an average temperature of 28°C (83°F), with highs reaching up to 34°C (93°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec737575798082838382817775
Data source: Temperature data for Guanabacoa 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 Guanabacoa

In Guanabacoa in September, the precipitation amount is 116 mm (4.6 in) over the course of 20 days.

September Precipitation Trends in Guanabacoa

The chart displays monthly precipitation patterns in Guanabacoa, 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 Guanabacoa, September typically receives around 116 mm (4.6 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec31282034160103861061161135944
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Guanabacoa

In Guanabacoa in September, humidity is 78%. With an average temperature of 28°C (83°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities perspire more quickly and requiring frequent breaks in the shade for comfort.

September Average Humidity in Guanabacoa

This chart illustrates the average monthly humidity levels in Guanabacoa, 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 Guanabacoa is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%77%71%70%72%73%75%77%78%80%81%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Guanabacoa

In Guanabacoa 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 Guanabacoa.

Maximum UV Index Levels in Guanabacoa for September

The chart shows the monthly maximum UV Index (UVI) for Guanabacoa 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 Guanabacoa typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710111212131212121087
Data source: Guanabacoa 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 Guanabacoa Compares to Other Months

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

This table compares monthly weather conditions in Guanabacoa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (73°F)31 mm (1.2 inches)79%high
February Weather24°C (76°F)28 mm (1.1 inches)77%very high
March Weather24°C (76°F)20 mm (0.8 inches)71%extreme
April Weather26°C (79°F)34 mm (1.3 inches)70%extreme
May Weather27°C (80°F)160 mm (6.3 inches)72%extreme
June Weather28°C (82°F)103 mm (4.0 inches)73%extreme
July Weather28°C (83°F)86 mm (3.4 inches)75%extreme
August Weather28°C (84°F)106 mm (4.2 inches)77%extreme
September Weather28°C (83°F)116 mm (4.6 inches)78%extreme
October Weather27°C (81°F)113 mm (4.4 inches)80%very high
November Weather25°C (78°F)59 mm (2.3 inches)81%very high
December Weather24°C (75°F)43 mm (1.7 inches)81%high

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