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September Weather in Waroona, Australia

Last updated: August 22, 2025

In September, the average temperature in Waroona, Australia is a mild 13°C (56°F), with lows dipping to 2°C (36°F) and potential highs reaching 29°C (85°F). Expect about 59 mm (2.3 in) of precipitation spread over 9 days, while the average humidity hovers around 71%, creating a comfortable atmosphere for outdoor activities.

September Temperature in Waroona

In September in Waroona, the average temperature is 13°C (56°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop as low as 2°C (36°F). This range makes it advisable for travelers to pack layers for both warm and cool conditions.

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

The chart illustrates September temperature patterns in Waroona, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Waroona, September typically has an average temperature of 13°C (56°F), with highs reaching up to 29°C (85°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec737370645855545456596572
Data source: Temperature data for Waroona generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Waroona

In Waroona in September, the precipitation amount is 59 mm (2.3 in) over the course of 9 days.

September Precipitation Trends in Waroona

The chart displays monthly precipitation patterns in Waroona, 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 Waroona, September typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec185528266910313711059432711
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Waroona

In Waroona in September humidity is 71%. With an average temperature of 13°C (56°F), this humidity feels like a damp embrace that can make exploring the area feel a bit stifling and requires light, breathable clothing to remain comfortable while traveling.

September Average Humidity in Waroona

This chart illustrates the average monthly humidity levels in Waroona, 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 Waroona is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec53%55%59%70%72%77%77%75%71%63%56%53%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Waroona

In Waroona 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 Waroona.

Maximum UV Index Levels in Waroona for September

The chart shows the monthly maximum UV Index (UVI) for Waroona 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 Waroona typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141412864468111314
Data source: Waroona 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 Waroona Compares to Other Months

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

This table compares monthly weather conditions in Waroona, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)18 mm (0.7 inches)52%extreme
February Weather23°C (73°F)55 mm (2.2 inches)55%extreme
March Weather21°C (70°F)28 mm (1.1 inches)59%extreme
April Weather18°C (64°F)26 mm (1.0 inches)70%very high
May Weather14°C (58°F)69 mm (2.7 inches)72%high
June Weather13°C (55°F)103 mm (4.1 inches)77%moderate
July Weather12°C (54°F)137 mm (5.4 inches)77%moderate
August Weather12°C (54°F)110 mm (4.3 inches)75%high
September Weather13°C (56°F)59 mm (2.3 inches)71%very high
October Weather15°C (60°F)43 mm (1.7 inches)63%extreme
November Weather18°C (65°F)27 mm (1.1 inches)56%extreme
December Weather22°C (72°F)11 mm (0.4 inches)53%extreme

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