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September Weather in Siesta Shores, United States

Last updated: June 24, 2025

In Siesta Shores, United States, the average temperature in September reaches a warm 29°C (85°F). However, temperatures can vary significantly, with a minimum of 18°C (64°F) and soaring to a maximum of 41°C (106°F). During this month, expect 108 mm (4.2 in) of precipitation spread over 10 days, and enjoy the humidity level sitting at an average of 73%.

September Temperature in Siesta Shores

In September in Siesta Shores, the average temperature is 29°C (85°F), with maximums reaching up to 41°C (106°F) and minimums dropping as low as 18°C (64°F). This warm climate makes it a great destination for travelers looking to enjoy sunny outdoor activities.

September Weather in Siesta Shores: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Siesta Shores, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Siesta Shores, September typically has an average temperature of 29°C (85°F), with highs reaching up to 41°C (106°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec606473788487888984776863
Data source: Temperature data for Siesta Shores 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 Siesta Shores

In Siesta Shores in September, the precipitation amount is 108 mm (4.2 in) distributed over a duration of 10 days.

September Precipitation Trends in Siesta Shores

The chart displays monthly precipitation patterns in Siesta Shores, 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 Siesta Shores, September typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec1518354267577115108353421
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Siesta Shores

In Siesta Shores in September, humidity is 73%. With an average temperature of 29°C (85°F), this humidity feels like a warm blanket enveloping you, making outdoor activities quite uncomfortable and sticky for traveling.

September Average Humidity in Siesta Shores

This chart illustrates the average monthly humidity levels in Siesta Shores, 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 Siesta Shores is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%79%76%77%80%73%66%65%73%76%80%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Siesta Shores

In Siesta Shores in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Siesta Shores.

Maximum UV Index Levels in Siesta Shores for September

The chart shows the monthly maximum UV Index (UVI) for Siesta Shores 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 Siesta Shores typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6810111212121211975
Data source: Siesta Shores 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 Siesta Shores Compares to Other Months

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

This table compares monthly weather conditions in Siesta Shores, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)15 mm (0.6 inches)83%high
February Weather18°C (65°F)18 mm (0.7 inches)79%very high
March Weather23°C (73°F)35 mm (1.4 inches)76%very high
April Weather26°C (78°F)42 mm (1.6 inches)77%extreme
May Weather29°C (84°F)67 mm (2.6 inches)80%extreme
June Weather30°C (87°F)57 mm (2.2 inches)73%extreme
July Weather31°C (88°F)71 mm (2.8 inches)66%extreme
August Weather32°C (90°F)15 mm (0.6 inches)65%extreme
September Weather29°C (85°F)108 mm (4.2 inches)73%extreme
October Weather25°C (78°F)35 mm (1.4 inches)76%very high
November Weather20°C (68°F)34 mm (1.3 inches)80%high
December Weather17°C (63°F)21 mm (0.8 inches)86%moderate

Compare Siesta Shores's Climate with Cities Worldwide