September Weather in Old Erowal Bay, Australia

Last updated: August 22, 2025

In September, the average temperature in Old Erowal Bay, Australia is a comfortable 15°C (59°F). Expect minimums as low as 8°C (46°F) and maximums reaching 26°C (80°F). The region experiences 45 mm (1.8 in) of precipitation over approximately 7 days, contributing to an average humidity level of 64%, making it a pleasant environment for visitors.

September Temperature in Old Erowal Bay

In September, in Old Erowal Bay, the average temperature is 15°C (59°F). The maximum can reach 26°C (80°F), and the minimum can be as low as 8°C (46°F). This pleasant climate makes Old Erowal Bay an ideal destination for travelers looking to enjoy moderate weather.

September Weather in Old Erowal Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Old Erowal Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Old Erowal Bay, September typically has an average temperature of 15°C (59°F), with highs reaching up to 26°C (80°F) and lows dropping to around 8°C (46°F).

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

September Precipitation in Old Erowal Bay

In Old Erowal Bay in September, the precipitation amount is 45 mm (1.8 in) spread over a duration of 7 days.

September Precipitation Trends in Old Erowal Bay

The chart displays monthly precipitation patterns in Old Erowal Bay, 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 Old Erowal Bay, September typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 7 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 Old Erowal Bay

In Old Erowal Bay in September humidity is 64%. With an average temperature of 15°C (59°F), this humidity feels like a refreshing embrace, making traveling comfortable yet slightly sticky; perfect for leisurely strolls but perhaps a bit challenging for those sensitive to heat.

September Average Humidity in Old Erowal Bay

This chart illustrates the average monthly humidity levels in Old Erowal Bay, 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 Old Erowal Bay is approximately 64%, 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 Old Erowal Bay

In Old Erowal Bay 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 Old Erowal Bay.

Maximum UV Index Levels in Old Erowal Bay for September

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

Data source: Old Erowal Bay 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 Old Erowal Bay Compares to Other Months

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

This table compares monthly weather conditions in Old Erowal Bay, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	65 mm (2.5 inches)	70%	extreme
February Weather	22°C (71°F)	121 mm (4.8 inches)	74%	extreme
March Weather	21°C (70°F)	169 mm (6.7 inches)	73%	extreme
April Weather	18°C (65°F)	51 mm (2.0 inches)	73%	very high
May Weather	15°C (60°F)	73 mm (2.9 inches)	72%	moderate
June Weather	13°C (56°F)	87 mm (3.4 inches)	70%	moderate
July Weather	13°C (55°F)	64 mm (2.5 inches)	69%	moderate
August Weather	13°C (55°F)	70 mm (2.8 inches)	68%	moderate
September Weather	15°C (59°F)	45 mm (1.8 inches)	64%	high
October Weather	17°C (63°F)	82 mm (3.2 inches)	61%	very high
November Weather	18°C (66°F)	109 mm (4.3 inches)	64%	extreme
December Weather	20°C (69°F)	78 mm (3.1 inches)	71%	extreme