September Weather in Coominya, Australia

Last updated: August 22, 2025

In September, the average temperature in Coominya, Australia hovers around 18°C (65°F), offering a pleasant climate. Temperatures can vary widely, with minimums dropping to 5°C (41°F) and maximums peaking at 36°C (96°F). Expect light rain, with a total precipitation of 9 mm (0.3 in) spread across 2 days. The average humidity stands at a comfortable 69%, ensuring a refreshing atmosphere.

September Temperature in Coominya

In September in Coominya, the average temperature is 18°C (65°F), with maximums reaching up to 36°C (96°F) and minimums dropping as low as 5°C (41°F). This makes it essential for travelers to pack layers to accommodate both the warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Coominya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Coominya, September typically has an average temperature of 18°C (65°F), with highs reaching up to 36°C (96°F) and lows dropping to around 5°C (41°F).

Data source: Temperature data for Coominya generated using information from the Copernicus Climate Change Service.

September Precipitation in Coominya

In Coominya in September, the precipitation amount is 9 mm (0.3 in) over a period of 2 days.

September Precipitation Trends in Coominya

The chart displays monthly precipitation patterns in Coominya, 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 Coominya, September typically receives around 9 mm (0.3 inches) of precipitation spread over approximately 2 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Coominya

In Coominya in September humidity is 69%. With an average temperature of 18°C (65°F), this humidity feels like a warm, damp blanket around you, making travel less comfortable and causing you to feel sticky and fatigued more quickly.

September Average Humidity in Coominya

This chart illustrates the average monthly humidity levels in Coominya, 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 Coominya is approximately 69%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Coominya

In Coominya 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 Coominya.

Maximum UV Index Levels in Coominya for September

The chart shows the monthly maximum UV Index (UVI) for Coominya 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 Coominya typically reaches 10, which falls under the very high exposure category.

Data source: Coominya 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 Coominya Compares to Other Months

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

This table compares monthly weather conditions in Coominya, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	62 mm (2.4 inches)	70%	extreme
February Weather	25°C (77°F)	100 mm (3.9 inches)	69%	extreme
March Weather	23°C (75°F)	128 mm (5.1 inches)	75%	extreme
April Weather	20°C (69°F)	40 mm (1.6 inches)	78%	very high
May Weather	17°C (63°F)	21 mm (0.8 inches)	74%	high
June Weather	14°C (58°F)	30 mm (1.2 inches)	76%	moderate
July Weather	14°C (57°F)	27 mm (1.0 inches)	72%	moderate
August Weather	15°C (59°F)	9 mm (0.4 inches)	75%	very high
September Weather	18°C (65°F)	9 mm (0.3 inches)	69%	very high
October Weather	21°C (69°F)	109 mm (4.3 inches)	62%	extreme
November Weather	22°C (73°F)	56 mm (2.2 inches)	61%	extreme
December Weather	25°C (76°F)	96 mm (3.8 inches)	70%	extreme