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September Weather in Southern Cross, Australia

Last updated: August 22, 2025

In Southern Cross, Australia, the average temperature in September hovers around 15°C (59°F). Expect a range with minimums dipping to 0°C (31°F) and maximums soaring up to 34°C (94°F). With an average humidity of 53%, you can anticipate about 10 mm (0.4 in) of precipitation spread over 3 days, making it a month of varied weather.

September Temperature in Southern Cross

In September in Southern Cross, the average temperature is 15°C (59°F), with maximums reaching 34°C (94°F) and minimums dropping to as low as 0°C (31°F). This variation makes it a great time for travelers to pack layers and enjoy the diverse weather conditions.

September Weather in Southern Cross: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Southern Cross, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Southern Cross, September typically has an average temperature of 15°C (59°F), with highs reaching up to 34°C (94°F) and lows dropping to around 0°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec807774675853525259657178
Data source: Temperature data for Southern Cross 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 Southern Cross

In Southern Cross in September, the precipitation amount is 10 mm (0.4 in) over a period of 3 days.

September Precipitation Trends in Southern Cross

The chart displays monthly precipitation patterns in Southern Cross, 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 Southern Cross, September typically receives around 10 mm (0.4 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec12472217222931291018227
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Southern Cross

In Southern Cross in September, humidity is 53%. With an average temperature of 15°C (59°F), this humidity feels like a pleasant and refreshing embrace, making it ideal for leisurely strolls and outdoor adventures.

September Average Humidity in Southern Cross

This chart illustrates the average monthly humidity levels in Southern Cross, 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 Southern Cross is approximately 53%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec32%40%46%61%68%75%72%66%53%37%32%29%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Southern Cross

In Southern Cross in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Southern Cross.

Maximum UV Index Levels in Southern Cross for September

The chart shows the monthly maximum UV Index (UVI) for Southern Cross 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 Southern Cross typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151513964579111415
Data source: Southern Cross 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 Southern Cross Compares to Other Months

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

This table compares monthly weather conditions in Southern Cross, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)12 mm (0.5 inches)32%extreme
February Weather25°C (78°F)47 mm (1.8 inches)40%extreme
March Weather23°C (74°F)22 mm (0.9 inches)46%extreme
April Weather20°C (67°F)17 mm (0.7 inches)61%very high
May Weather14°C (58°F)22 mm (0.9 inches)68%high
June Weather12°C (54°F)29 mm (1.1 inches)75%moderate
July Weather11°C (52°F)31 mm (1.2 inches)72%moderate
August Weather11°C (53°F)29 mm (1.1 inches)66%high
September Weather15°C (59°F)10 mm (0.4 inches)53%very high
October Weather18°C (65°F)18 mm (0.7 inches)37%extreme
November Weather22°C (71°F)22 mm (0.9 inches)32%extreme
December Weather25°C (78°F)7 mm (0.3 inches)29%extreme

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