September Weather in Bluewater, Australia

Last updated: August 22, 2025

In September, the average temperature in Bluewater, Australia hovers around 21°C (70°F). You can expect temperatures to range from a minimum of 9°C (49°F) to a maximum of 33°C (91°F). With an average humidity of 61%, it’s a moderately humid time of year, and prepare for some light rain, as precipitation amounts to 12 mm (0.5 in) over just 2 days.

September Temperature in Bluewater

In September in Bluewater, the average temperature is 21°C (70°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as 9°C (49°F). This climate makes it an ideal destination for travelers seeking a pleasant mix of warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Bluewater, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bluewater, September typically has an average temperature of 21°C (70°F), with highs reaching up to 33°C (91°F) and lows dropping to around 9°C (49°F).

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

September Precipitation in Bluewater

In Bluewater in September, the precipitation amount is 12 mm (0.5 in) over the course of 2 days.

September Precipitation Trends in Bluewater

The chart displays monthly precipitation patterns in Bluewater, 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 Bluewater, September typically receives around 12 mm (0.5 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 Bluewater

In Bluewater in September humidity is 61%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace that can leave travelers feeling a bit sticky, but with the right clothing and hydration, exploring the sights can still be quite enjoyable.

September Average Humidity in Bluewater

This chart illustrates the average monthly humidity levels in Bluewater, 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 Bluewater is approximately 61%, 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 Bluewater

In Bluewater in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Bluewater.

Maximum UV Index Levels in Bluewater for September

The chart shows the monthly maximum UV Index (UVI) for Bluewater 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 Bluewater typically reaches 13, which falls under the extreme exposure category.

Data source: Bluewater 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 Bluewater Compares to Other Months

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

This table compares monthly weather conditions in Bluewater, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	270 mm (10.6 inches)	76%	extreme
February Weather	26°C (80°F)	321 mm (12.6 inches)	78%	extreme
March Weather	26°C (78°F)	254 mm (10.0 inches)	81%	extreme
April Weather	24°C (75°F)	52 mm (2.0 inches)	76%	extreme
May Weather	21°C (70°F)	55 mm (2.2 inches)	72%	very high
June Weather	19°C (66°F)	18 mm (0.7 inches)	71%	very high
July Weather	19°C (66°F)	21 mm (0.8 inches)	63%	very high
August Weather	19°C (67°F)	13 mm (0.5 inches)	67%	extreme
September Weather	21°C (70°F)	12 mm (0.5 inches)	61%	extreme
October Weather	24°C (75°F)	37 mm (1.5 inches)	62%	extreme
November Weather	25°C (77°F)	49 mm (1.9 inches)	63%	extreme
December Weather	26°C (80°F)	137 mm (5.4 inches)	69%	extreme