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September Weather in Goondiwindi, Australia

Last updated: August 22, 2025

In September, the average temperature in Goondiwindi, Australia is a comfortable 18°C (64°F). However, temperatures can vary widely, with minimums dropping to 0°C (33°F) and maximums soaring up to 37°C (100°F). Expect some light rain, with precipitation measuring 17 mm (0.7 in) over about 2 days. Overall, the average humidity hovers around 69%, creating a pleasantly warm atmosphere.

September Temperature in Goondiwindi

In September in Goondiwindi, the average temperature is 18°C (64°F). Maximums can reach 37°C (100°F), and minimums can be as low as 0°C (33°F). Be prepared for a wide range of temperatures to make the most of your travel experience.

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

The chart illustrates September temperature patterns in Goondiwindi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Goondiwindi, September typically has an average temperature of 18°C (64°F), with highs reaching up to 37°C (100°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec838076686154545664707580
Data source: Temperature data for Goondiwindi 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 Goondiwindi

In Goondiwindi in September, the precipitation amount is 17 mm (0.7 in) over a span of 2 days.

September Precipitation Trends in Goondiwindi

The chart displays monthly precipitation patterns in Goondiwindi, 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 Goondiwindi, September typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec3965113161619192217636050
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Goondiwindi

In Goondiwindi in September humidity is 69%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making traveling both comfortable and slightly sticky as you explore the scenery.

September Average Humidity in Goondiwindi

This chart illustrates the average monthly humidity levels in Goondiwindi, 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 Goondiwindi is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%69%75%79%76%77%72%73%69%61%60%69%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Goondiwindi

In Goondiwindi in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Goondiwindi.

Maximum UV Index Levels in Goondiwindi for September

The chart shows the monthly maximum UV Index (UVI) for Goondiwindi 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 Goondiwindi typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151310755810121415
Data source: Goondiwindi 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 Goondiwindi Compares to Other Months

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

This table compares monthly weather conditions in Goondiwindi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (83°F)39 mm (1.6 inches)69%extreme
February Weather27°C (81°F)65 mm (2.5 inches)69%extreme
March Weather24°C (76°F)113 mm (4.4 inches)75%extreme
April Weather20°C (69°F)16 mm (0.6 inches)79%very high
May Weather16°C (61°F)16 mm (0.6 inches)76%high
June Weather12°C (55°F)19 mm (0.7 inches)77%moderate
July Weather12°C (54°F)18 mm (0.7 inches)72%moderate
August Weather13°C (56°F)22 mm (0.9 inches)73%very high
September Weather18°C (64°F)17 mm (0.7 inches)69%very high
October Weather21°C (71°F)63 mm (2.5 inches)61%extreme
November Weather24°C (76°F)60 mm (2.4 inches)60%extreme
December Weather27°C (80°F)50 mm (2.0 inches)69%extreme

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