September Weather in Bridgetown, Australia

Last updated: August 22, 2025

In September, the average temperature in Bridgetown, Australia hovers around 12°C (53°F). During this time, temperatures can dip as low as 0°C (32°F), while highs can reach up to 27°C (82°F). Expect about 56 mm (2.2 in) of precipitation spread over 9 days, contributing to an average humidity level of 74%.

September Temperature in Bridgetown

In September in Bridgetown, the average temperature is 12°C (53°F). Maximum temperatures can reach 27°C (82°F), while minimum temperatures can drop as low as 0°C (32°F). This makes Bridgetown a versatile destination for travelers, offering mild days and cool nights perfect for exploring or relaxing.

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

The chart illustrates September temperature patterns in Bridgetown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bridgetown, September typically has an average temperature of 12°C (53°F), with highs reaching up to 27°C (82°F) and lows dropping to around 0°C (32°F).

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

September Precipitation in Bridgetown

In Bridgetown in September, the precipitation amount is 56 mm (2.2 in) over a period of 9 days.

September Precipitation Trends in Bridgetown

The chart displays monthly precipitation patterns in Bridgetown, 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 Bridgetown, September typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 9 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 Bridgetown

In Bridgetown in September, humidity is 74%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill wraps around you, making outdoor activities less enjoyable and encouraging you to seek cozy indoor spots instead.

September Average Humidity in Bridgetown

This chart illustrates the average monthly humidity levels in Bridgetown, 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 Bridgetown is approximately 74%, 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 Bridgetown

In Bridgetown in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Bridgetown.

Maximum UV Index Levels in Bridgetown for September

The chart shows the monthly maximum UV Index (UVI) for Bridgetown 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 Bridgetown typically reaches 8, which falls under the very high exposure category.

Data source: Bridgetown 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 Bridgetown Compares to Other Months

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

This table compares monthly weather conditions in Bridgetown, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (68°F)	9 mm (0.3 inches)	68%	extreme
February Weather	20°C (68°F)	32 mm (1.3 inches)	70%	extreme
March Weather	19°C (66°F)	27 mm (1.0 inches)	71%	extreme
April Weather	16°C (60°F)	28 mm (1.1 inches)	74%	very high
May Weather	13°C (55°F)	50 mm (2.0 inches)	73%	moderate
June Weather	11°C (52°F)	60 mm (2.4 inches)	76%	moderate
July Weather	10°C (51°F)	86 mm (3.4 inches)	76%	moderate
August Weather	10°C (51°F)	80 mm (3.2 inches)	75%	moderate
September Weather	12°C (53°F)	56 mm (2.2 inches)	74%	very high
October Weather	13°C (56°F)	38 mm (1.5 inches)	72%	very high
November Weather	16°C (60°F)	25 mm (1.0 inches)	69%	extreme
December Weather	19°C (66°F)	15 mm (0.6 inches)	68%	extreme