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September Weather in Frankston East, Australia

Last updated: August 22, 2025

In September, the average temperature in Frankston East, Australia hovers around 12°C (54°F), with extremes ranging from a brisk 2°C (36°F) to a warm 27°C (80°F). Expect 79 mm (3.1 in) of precipitation spread over approximately 14 days, contributing to an average humidity of 77%. Whether you're preparing for a cozy day indoors or a warm outdoor excursion, be ready for a bit of everything!

September Temperature in Frankston East

In September in Frankston East, the average temperature is 12°C (54°F). Maximums can reach 27°C (80°F) and minimums can be as low as 2°C (36°F). This variation in temperatures makes it essential for travelers to pack layers for comfort and flexibility during their stay.

September Weather in Frankston East: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Frankston East, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Frankston East, September typically has an average temperature of 12°C (54°F), with highs reaching up to 27°C (80°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec696766605550505154586265
Data source: Temperature data for Frankston East 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 Frankston East

In Frankston East in September, the total precipitation amount is 79 mm (3.1 in) over a span of 14 days.

September Precipitation Trends in Frankston East

The chart displays monthly precipitation patterns in Frankston East, 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 Frankston East, September typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec444944587459628179816767
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Frankston East

In Frankston East in September, humidity is 77%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that wraps around you, making your travels a little more uncomfortable and requiring you to dress in layers to stay warm and dry.

September Average Humidity in Frankston East

This chart illustrates the average monthly humidity levels in Frankston East, 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 Frankston East is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec64%65%70%75%79%81%82%80%77%71%71%67%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Frankston East

In Frankston East in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Frankston East.

Maximum UV Index Levels in Frankston East for September

The chart shows the monthly maximum UV Index (UVI) for Frankston East 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 Frankston East typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec13121174334791113
Data source: Frankston East 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 Frankston East Compares to Other Months

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

This table compares monthly weather conditions in Frankston East, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (69°F)44 mm (1.7 inches)64%extreme
February Weather19°C (67°F)49 mm (1.9 inches)65%extreme
March Weather19°C (66°F)44 mm (1.7 inches)70%extreme
April Weather16°C (60°F)58 mm (2.3 inches)75%high
May Weather13°C (55°F)74 mm (2.9 inches)79%moderate
June Weather10°C (51°F)59 mm (2.3 inches)81%moderate
July Weather10°C (50°F)62 mm (2.5 inches)82%moderate
August Weather11°C (51°F)81 mm (3.2 inches)80%moderate
September Weather12°C (54°F)79 mm (3.1 inches)77%high
October Weather14°C (58°F)81 mm (3.2 inches)71%very high
November Weather17°C (62°F)67 mm (2.6 inches)71%extreme
December Weather18°C (65°F)67 mm (2.6 inches)67%extreme

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