September Weather in Neerim South, Australia

Last updated: August 22, 2025

In September, the average temperature in Neerim South, Australia hovers around 10°C (50°F). Be prepared for a range of conditions, as temperatures can dip to a brisk -1°C (30°F) or rise to a warm 27°C (81°F). With an average of 105 mm (4.2 in) of precipitation spread over 16 days, expect a fair amount of rainy weather. The atmosphere is quite humid, with an average humidity level of 77%, making it essential to dress in layers and carry an umbrella!

September Temperature in Neerim South

In September in Neerim South, the average temperature is 10°C (50°F). Maximums can reach 27°C (81°F), while minimums can drop to as low as -1°C (30°F). This varied climate makes Neerim South a versatile destination for travelers, offering both warm and cool experiences throughout the month.

September Weather in Neerim South: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Neerim South, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Neerim South, September typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (81°F) and lows dropping to around -1°C (30°F).

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

September Precipitation in Neerim South

In Neerim South in September, the precipitation amount is 105 mm (4.2 in) spread over 16 days.

September Precipitation Trends in Neerim South

The chart displays monthly precipitation patterns in Neerim South, 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 Neerim South, September typically receives around 105 mm (4.2 inches) of precipitation spread over approximately 16 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 Neerim South

In Neerim South in September, humidity is 77%. With an average temperature of 10°C (50°F), this humidity feels like a thick, heavy blanket enveloping you, making travel uncomfortable and sticky, as it clings to your skin and clothes, turning each step into a challenge.

September Average Humidity in Neerim South

This chart illustrates the average monthly humidity levels in Neerim South, 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 Neerim South is approximately 77%, 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 Neerim South

In Neerim South 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 Neerim South.

Maximum UV Index Levels in Neerim South for September

The chart shows the monthly maximum UV Index (UVI) for Neerim South 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 Neerim South typically reaches 7, which falls under the high exposure category.

Data source: Neerim South 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 Neerim South Compares to Other Months

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

This table compares monthly weather conditions in Neerim South, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	19°C (66°F)	64 mm (2.5 inches)	64%	extreme
February Weather	17°C (64°F)	66 mm (2.6 inches)	65%	extreme
March Weather	17°C (62°F)	65 mm (2.5 inches)	70%	extreme
April Weather	13°C (56°F)	79 mm (3.1 inches)	75%	high
May Weather	10°C (50°F)	92 mm (3.6 inches)	79%	moderate
June Weather	8°C (46°F)	69 mm (2.7 inches)	81%	moderate
July Weather	8°C (46°F)	84 mm (3.3 inches)	82%	moderate
August Weather	8°C (47°F)	116 mm (4.6 inches)	80%	moderate
September Weather	10°C (50°F)	105 mm (4.2 inches)	77%	high
October Weather	12°C (54°F)	111 mm (4.4 inches)	71%	very high
November Weather	15°C (58°F)	98 mm (3.9 inches)	71%	extreme
December Weather	17°C (62°F)	91 mm (3.6 inches)	67%	extreme