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September Weather in Mirani, Australia

Last updated: August 22, 2025

In September, the average temperature in Mirani, Australia is a pleasant 18°C (65°F). You can expect temperatures to range from a cool 6°C (43°F) to a warm 31°C (87°F). While you'll be enjoying the mild weather, keep in mind that there’s a chance of precipitation totaling 18 mm (0.7 in) over about 3 days, and the average humidity sits at a comfortable 65%.

September Temperature in Mirani

In September in Mirani, the average temperature is 18°C (65°F). Maximums can reach 31°C (87°F), and minimums can be as low as 6°C (43°F). It's a great time to visit for those who enjoy mild weather with the occasional warmer day, making it ideal for outdoor activities.

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

The chart illustrates September temperature patterns in Mirani, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mirani, September typically has an average temperature of 18°C (65°F), with highs reaching up to 31°C (87°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec777776716661606165717477
Data source: Temperature data for Mirani 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 Mirani

In Mirani in September, the precipitation amount is 18 mm (0.7 in) over a span of 3 days.

September Precipitation Trends in Mirani

The chart displays monthly precipitation patterns in Mirani, 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 Mirani, September typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec2191692179561253516185966139
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mirani

In Mirani in September, humidity is 65%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace that clings to your skin, making you feel slightly sticky as you explore. It's comfortable enough for sightseeing, but breathable enough to enjoy a leisurely stroll, though you might find yourself seeking shade during the warmest parts of the day.

September Average Humidity in Mirani

This chart illustrates the average monthly humidity levels in Mirani, 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 Mirani is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%77%80%76%73%71%63%71%65%64%66%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mirani

In Mirani in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Mirani.

Maximum UV Index Levels in Mirani for September

The chart shows the monthly maximum UV Index (UVI) for Mirani 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 Mirani typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161515129781012141616
Data source: Mirani 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 Mirani Compares to Other Months

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

This table compares monthly weather conditions in Mirani, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)219 mm (8.6 inches)73%extreme
February Weather25°C (78°F)169 mm (6.6 inches)77%extreme
March Weather24°C (76°F)217 mm (8.5 inches)80%extreme
April Weather22°C (72°F)95 mm (3.7 inches)76%extreme
May Weather19°C (66°F)61 mm (2.4 inches)72%very high
June Weather16°C (61°F)25 mm (1.0 inches)71%high
July Weather16°C (60°F)35 mm (1.4 inches)63%very high
August Weather16°C (61°F)16 mm (0.6 inches)71%very high
September Weather18°C (65°F)18 mm (0.7 inches)65%extreme
October Weather22°C (72°F)59 mm (2.3 inches)64%extreme
November Weather23°C (74°F)66 mm (2.6 inches)66%extreme
December Weather25°C (77°F)139 mm (5.5 inches)70%extreme

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