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September Weather in Palmetto Bay, United States

Last updated: June 24, 2025

In Palmetto Bay, United States, the average temperature in September hovers around 28°C (83°F). Expect a comfortable range, with minimums dipping to 24°C (76°F) and maximums peaking at 32°C (91°F). However, be prepared for a moist environment, as precipitation amounts to 184 mm (7.2 in) over about 21 days, yielding an average humidity of 76%.

September Temperature in Palmetto Bay

In September in Palmetto Bay, the average temperature is 28°C (83°F), with maximums reaching 32°C (91°F) and minimums dropping to 24°C (76°F). This makes it an ideal destination for travelers seeking warm weather and pleasant conditions.

September Weather in Palmetto Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Palmetto Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Palmetto Bay, September typically has an average temperature of 28°C (83°F), with highs reaching up to 32°C (91°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec707373777982838382817673
Data source: Temperature data for Palmetto Bay 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 Palmetto Bay

In Palmetto Bay in September, the precipitation amount is 184 mm (7.2 in) spread over 21 days.

September Precipitation Trends in Palmetto Bay

The chart displays monthly precipitation patterns in Palmetto Bay, 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 Palmetto Bay, September typically receives around 184 mm (7.2 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec344736591551481471611841459041
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Palmetto Bay

In Palmetto Bay 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 Palmetto Bay

This chart illustrates the average monthly humidity levels in Palmetto Bay, 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 Palmetto Bay 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 Palmetto Bay

In Palmetto Bay 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 Palmetto Bay.

Maximum UV Index Levels in Palmetto Bay for September

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

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

This table compares monthly weather conditions in Palmetto Bay, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (70°F)34 mm (1.3 inches)81%high
February Weather23°C (74°F)47 mm (1.8 inches)79%very high
March Weather23°C (74°F)36 mm (1.4 inches)76%very high
April Weather25°C (77°F)59 mm (2.3 inches)73%extreme
May Weather26°C (79°F)155 mm (6.1 inches)71%extreme
June Weather28°C (82°F)148 mm (5.8 inches)69%extreme
July Weather28°C (83°F)147 mm (5.8 inches)70%extreme
August Weather29°C (84°F)161 mm (6.3 inches)72%extreme
September Weather28°C (83°F)184 mm (7.2 inches)76%extreme
October Weather27°C (81°F)145 mm (5.7 inches)79%very high
November Weather24°C (76°F)90 mm (3.5 inches)80%very high
December Weather23°C (73°F)41 mm (1.6 inches)81%high

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