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September Weather in Charlton, Australia

Last updated: August 22, 2025

In Charlton, Australia, the average temperature in September hovers around 12°C (53°F). Expect minimum chills of -1°C (30°F), while daytime highs can reach up to 31°C (87°F). During this period, the area experiences an average precipitation of 27 mm (1.1 in) over approximately 7 days, accompanied by a comfortable average humidity of 72%.

September Temperature in Charlton

In September in Charlton, the average temperature is 12°C (53°F), with maximums reaching up to 31°C (87°F) and minimums dropping as low as -1°C (30°F). This variation in temperature means travelers should be prepared for both warm days and chilly nights.

September Weather in Charlton: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Charlton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Charlton, September typically has an average temperature of 12°C (53°F), with highs reaching up to 31°C (87°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec767269615348484853596671
Data source: Temperature data for Charlton 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 Charlton

In Charlton in September, the precipitation amount is 27 mm (1.1 in) accumulated over 7 days.

September Precipitation Trends in Charlton

The chart displays monthly precipitation patterns in Charlton, 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 Charlton, September typically receives around 27 mm (1.1 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec272220354329344227424632
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Charlton

In Charlton in September humidity is 72%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that clings to your clothes, making outdoor exploration slightly uncomfortable but invigorating as you navigate the refreshing air.

September Average Humidity in Charlton

This chart illustrates the average monthly humidity levels in Charlton, 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 Charlton is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec43%49%60%71%79%82%83%79%72%61%59%50%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Charlton

In Charlton 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 Charlton.

Maximum UV Index Levels in Charlton for September

The chart shows the monthly maximum UV Index (UVI) for Charlton 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 Charlton typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312753357101215
Data source: Charlton 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 Charlton Compares to Other Months

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

This table compares monthly weather conditions in Charlton, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)27 mm (1.1 inches)43%extreme
February Weather22°C (72°F)22 mm (0.9 inches)49%extreme
March Weather20°C (69°F)20 mm (0.8 inches)60%extreme
April Weather16°C (61°F)35 mm (1.4 inches)71%high
May Weather12°C (53°F)43 mm (1.7 inches)79%moderate
June Weather9°C (48°F)29 mm (1.1 inches)81%moderate
July Weather9°C (48°F)34 mm (1.3 inches)83%moderate
August Weather9°C (48°F)42 mm (1.6 inches)79%moderate
September Weather12°C (53°F)27 mm (1.1 inches)72%high
October Weather15°C (59°F)42 mm (1.7 inches)61%very high
November Weather19°C (66°F)46 mm (1.8 inches)59%extreme
December Weather22°C (71°F)32 mm (1.2 inches)50%extreme

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