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September Weather in Rainbow, Australia

Last updated: August 22, 2025

In September, the average temperature in Rainbow, Australia hovers around 12°C (54°F). Expect a range from a chilly 0°C (32°F) to a warm 31°C (87°F). With an average precipitation of 27 mm (1.1 in) over about 6 days, and humidity levels around 69%, be prepared for a mix of weather conditions.

September Temperature in Rainbow

In September, in Rainbow, the average temperature is 12°C (54°F). Maximum temperatures can reach 31°C (87°F), while minimums can drop to as low as 0°C (32°F). This variation makes it essential for travelers to pack layers to stay comfortable throughout the day and night.

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

The chart illustrates September temperature patterns in Rainbow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rainbow, September typically has an average temperature of 12°C (54°F), with highs reaching up to 31°C (87°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec757168615348484953596570
Data source: Temperature data for Rainbow 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 Rainbow

In Rainbow in September, the precipitation amount is 27 mm (1.1 in) over a period of 6 days.

September Precipitation Trends in Rainbow

The chart displays monthly precipitation patterns in Rainbow, 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 Rainbow, September typically receives around 27 mm (1.1 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec221814243327323727383326
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rainbow

In Rainbow in September humidity is 69%. With an average temperature of 12°C (54°F), this humidity feels like a cool, brisk morning, perfect for a light jacket but a bit damp, making outdoor activities refreshing yet slightly uncomfortable for prolonged exposure.

September Average Humidity in Rainbow

This chart illustrates the average monthly humidity levels in Rainbow, 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 Rainbow is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec45%49%57%67%75%79%80%75%69%59%56%50%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Rainbow

In Rainbow 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 Rainbow.

Maximum UV Index Levels in Rainbow for September

The chart shows the monthly maximum UV Index (UVI) for Rainbow 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 Rainbow typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312853357101215
Data source: Rainbow 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 Rainbow Compares to Other Months

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

This table compares monthly weather conditions in Rainbow, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)21 mm (0.8 inches)45%extreme
February Weather22°C (71°F)18 mm (0.7 inches)49%extreme
March Weather20°C (68°F)14 mm (0.5 inches)57%extreme
April Weather16°C (61°F)24 mm (1.0 inches)67%very high
May Weather12°C (54°F)33 mm (1.3 inches)75%moderate
June Weather9°C (49°F)27 mm (1.0 inches)79%moderate
July Weather9°C (48°F)32 mm (1.3 inches)80%moderate
August Weather9°C (49°F)37 mm (1.5 inches)75%moderate
September Weather12°C (54°F)27 mm (1.1 inches)69%high
October Weather15°C (59°F)37 mm (1.5 inches)59%very high
November Weather19°C (66°F)33 mm (1.3 inches)56%extreme
December Weather21°C (71°F)26 mm (1.0 inches)50%extreme

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