September Weather in South Lismore, Australia

Last updated: August 22, 2025

In September, the average temperature in South Lismore, Australia hovers around 17°C (64°F), with minimums dipping to 4°C (40°F) and soaring maximums reaching 36°C (97°F). Expect a precipitation amount of 28 mm (1.1 in) spread over approximately 5 days, and enjoy a comfortable average humidity level of 69%.

September Temperature in South Lismore

In September in South Lismore, the average temperature is 17°C (64°F). Maximum temperatures can reach up to 36°C (97°F), while minimum temperatures can drop as low as 4°C (40°F). Travelers should be prepared for a wide range of temperatures, making layering essential for comfort during their visit.

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

The chart illustrates September temperature patterns in South Lismore, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Lismore, September typically has an average temperature of 17°C (64°F), with highs reaching up to 36°C (97°F) and lows dropping to around 4°C (40°F).

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

September Precipitation in South Lismore

In South Lismore in September, the precipitation amount is 28 mm (1.1 in) over a period of 5 days.

September Precipitation Trends in South Lismore

The chart displays monthly precipitation patterns in South Lismore, 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 South Lismore, September typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 5 days.

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

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Millimeters (mm) Inches (in)

September Humidity in South Lismore

In South Lismore in September humidity is 69%. With an average temperature of 17°C (64°F), this humidity feels like a mild, slightly sticky embrace, making strolls through the streets feel refreshing yet a bit heavy, perfect for leisurely exploration while ensuring to stay hydrated.

September Average Humidity in South Lismore

This chart illustrates the average monthly humidity levels in South Lismore, 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 South Lismore 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 South Lismore

In South Lismore 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 South Lismore.

Maximum UV Index Levels in South Lismore for September

The chart shows the monthly maximum UV Index (UVI) for South Lismore 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 South Lismore typically reaches 9, which falls under the very high exposure category.

Data source: South Lismore 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 South Lismore Compares to Other Months

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

This table compares monthly weather conditions in South Lismore, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (76°F)	83 mm (3.3 inches)	78%	extreme
February Weather	24°C (75°F)	184 mm (7.3 inches)	80%	extreme
March Weather	23°C (73°F)	173 mm (6.8 inches)	80%	extreme
April Weather	19°C (67°F)	66 mm (2.6 inches)	78%	very high
May Weather	17°C (62°F)	46 mm (1.8 inches)	73%	high
June Weather	14°C (58°F)	56 mm (2.2 inches)	71%	moderate
July Weather	14°C (57°F)	41 mm (1.6 inches)	70%	moderate
August Weather	15°C (59°F)	22 mm (0.9 inches)	71%	high
September Weather	17°C (64°F)	28 mm (1.1 inches)	69%	very high
October Weather	20°C (68°F)	131 mm (5.1 inches)	71%	extreme
November Weather	22°C (71°F)	82 mm (3.2 inches)	76%	extreme
December Weather	24°C (75°F)	145 mm (5.7 inches)	80%	extreme