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September Weather in Santiago de las Vegas, Cuba

Last updated: August 23, 2025

In September, the average temperature in Santiago de las Vegas, Cuba hovers around 27°C (82°F). Expect a minimum of 23°C (73°F) and a maximum of 33°C (91°F), providing a warm and inviting atmosphere. However, prepare for some showers, with 130 mm (5.1 in) of precipitation spread over 19 days. The average humidity sits at a cozy 76%, adding to the tropical feel of this delightful destination!

September Temperature in Santiago de las Vegas

In September in Santiago de las Vegas, the average temperature is 27°C (82°F), with maximums reaching 33°C (91°F) and minimums dipping as low as 23°C (73°F). This warm and inviting climate makes Santiago de las Vegas an ideal destination for travelers seeking pleasant weather and outdoor adventures.

September Weather in Santiago de las Vegas: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santiago de las Vegas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago de las Vegas, September typically has an average temperature of 27°C (82°F), with highs reaching up to 33°C (91°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec727575787981828281807774
Data source: Temperature data for Santiago de las Vegas 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 Santiago de las Vegas

In Santiago de las Vegas in September, the total precipitation amount is 130 mm (5.1 in), occurring over a span of 19 days.

September Precipitation Trends in Santiago de las Vegas

The chart displays monthly precipitation patterns in Santiago de las Vegas, 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 Santiago de las Vegas, September typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec252716331621231061021301114942
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Santiago de las Vegas

In Santiago de las Vegas in September, humidity is 76%. With an average temperature of 27°C (82°F), this humidity feels like a thick, warm blanket wrapping around you, making outdoor activities feel muggy and requiring frequent hydration breaks for comfort while traveling.

September Average Humidity in Santiago de las Vegas

This chart illustrates the average monthly humidity levels in Santiago de las Vegas, 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 Santiago de las Vegas is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%77%73%72%72%71%73%74%76%78%79%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Santiago de las Vegas

In Santiago de las Vegas 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 Santiago de las Vegas.

Maximum UV Index Levels in Santiago de las Vegas for September

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

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

This table compares monthly weather conditions in Santiago de las Vegas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)25 mm (1.0 inches)78%high
February Weather24°C (75°F)27 mm (1.1 inches)77%very high
March Weather24°C (75°F)16 mm (0.6 inches)73%extreme
April Weather26°C (78°F)33 mm (1.3 inches)72%extreme
May Weather26°C (80°F)162 mm (6.4 inches)72%extreme
June Weather27°C (82°F)123 mm (4.8 inches)71%extreme
July Weather28°C (82°F)106 mm (4.2 inches)73%extreme
August Weather28°C (83°F)102 mm (4.0 inches)74%extreme
September Weather27°C (82°F)130 mm (5.1 inches)76%extreme
October Weather27°C (80°F)111 mm (4.4 inches)78%very high
November Weather25°C (77°F)49 mm (1.9 inches)79%very high
December Weather23°C (74°F)42 mm (1.7 inches)80%high

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