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September Weather in Bywong, Australia

Last updated: August 22, 2025

In September, the average temperature in Bywong, Australia hovers around 9°C (49°F). Expect a minimum chill of -3°C (27°F) and occasional warmth peaking at 26°C (79°F). The region experiences about 43 mm (1.7 in) of precipitation over 5 days, accompanied by an average humidity level of 70%.

September Temperature in Bywong

In September in Bywong, the average temperature is 9°C (49°F). Maximums can reach 26°C (79°F) and minimums can be as low as -3°C (27°F). This variation in temperature makes it essential to pack layers for your travels to Bywong.

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

The chart illustrates September temperature patterns in Bywong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bywong, September typically has an average temperature of 9°C (49°F), with highs reaching up to 26°C (79°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec706663564843424348556065
Data source: Temperature data for Bywong 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 Bywong

In Bywong in September, the precipitation amount is 43 mm (1.7 in) over the course of 5 days.

September Precipitation Trends in Bywong

The chart displays monthly precipitation patterns in Bywong, 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 Bywong, September typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec345572234336336443598677
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bywong

In Bywong in September, humidity is 70%. With an average temperature of 9°C (49°F), this humidity feels like a chilly dampness that seeps into your bones, making it necessary to dress in layers and pack an umbrella for your travels.

September Average Humidity in Bywong

This chart illustrates the average monthly humidity levels in Bywong, 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 Bywong is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec58%65%68%74%78%80%81%77%70%58%57%61%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bywong

In Bywong in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Bywong.

Maximum UV Index Levels in Bywong for September

The chart shows the monthly maximum UV Index (UVI) for Bywong 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 Bywong typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151312853458101215
Data source: Bywong 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 Bywong Compares to Other Months

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

This table compares monthly weather conditions in Bywong, 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 (1.4 inches)58%extreme
February Weather19°C (66°F)55 mm (2.2 inches)65%extreme
March Weather17°C (63°F)72 mm (2.8 inches)68%extreme
April Weather13°C (56°F)23 mm (0.9 inches)74%very high
May Weather9°C (48°F)43 mm (1.7 inches)78%moderate
June Weather6°C (43°F)36 mm (1.4 inches)79%moderate
July Weather5°C (42°F)33 mm (1.3 inches)80%moderate
August Weather6°C (43°F)64 mm (2.5 inches)77%moderate
September Weather9°C (49°F)43 mm (1.7 inches)70%very high
October Weather13°C (56°F)59 mm (2.3 inches)58%very high
November Weather15°C (60°F)86 mm (3.4 inches)57%extreme
December Weather18°C (65°F)77 mm (3.0 inches)61%extreme

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