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September Weather in Florida City, United States

Last updated: June 24, 2025

In September, the average temperature in Florida City, United States hovers around 28°C (83°F). Expect a comfortable range, with minimums dipping to 21°C (70°F) and maximums peaking at 34°C (94°F). However, be prepared for some rainfall, as 214 mm (8.4 in) of precipitation is likely across 24 days, accompanied by an average humidity of 76%.

September Temperature in Florida City

In September in Florida City, the average temperature is 28°C (83°F). Maximums can reach 34°C (94°F), and minimums can be as low as 21°C (70°F). This warm climate makes it an ideal destination for travelers seeking sunny adventures and outdoor activities.

September Weather in Florida City: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Florida City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Florida City, September typically has an average temperature of 28°C (83°F), with highs reaching up to 34°C (94°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec697373778082838482817571
Data source: Temperature data for Florida City 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 Florida City

In Florida City in September, the precipitation amount is 214 mm (8.4 in) spread over 24 days.

September Precipitation Trends in Florida City

The chart displays monthly precipitation patterns in Florida City, 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 Florida City, September typically receives around 214 mm (8.4 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec254327581492052042042141326937
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Florida City

In Florida City in September, humidity is 76%. With an average temperature of 28°C (83°F), this humidity feels like a warm, sticky embrace, making outdoor activities challenging and requiring travelers to stay hydrated and take frequent breaks in the shade.

September Average Humidity in Florida City

This chart illustrates the average monthly humidity levels in Florida City, 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 Florida City is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%76%73%71%70%70%72%76%79%80%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Florida City

In Florida City 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 Florida City.

Maximum UV Index Levels in Florida City for September

The chart shows the monthly maximum UV Index (UVI) for Florida City 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 Florida City typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69101212131212111086
Data source: Florida City 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 Florida City Compares to Other Months

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

This table compares monthly weather conditions in Florida City, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (69°F)25 mm (1.0 inches)81%high
February Weather23°C (73°F)43 mm (1.7 inches)79%very high
March Weather23°C (73°F)27 mm (1.1 inches)76%very high
April Weather25°C (78°F)58 mm (2.3 inches)73%extreme
May Weather26°C (80°F)149 mm (5.9 inches)71%extreme
June Weather28°C (82°F)205 mm (8.1 inches)69%extreme
July Weather28°C (84°F)204 mm (8.0 inches)70%extreme
August Weather29°C (84°F)203 mm (8.0 inches)72%extreme
September Weather28°C (83°F)214 mm (8.4 inches)76%extreme
October Weather27°C (81°F)132 mm (5.2 inches)79%very high
November Weather24°C (75°F)69 mm (2.7 inches)80%very high
December Weather22°C (71°F)37 mm (1.4 inches)81%high

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