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September Weather in Holbrook, Australia

Last updated: August 22, 2025

In September, the average temperature in Holbrook, Australia hovers around 10°C (51°F), bringing a mild climate that can see fluctuations from a brisk -3°C (27°F) at night to a warm 26°C (80°F) during the day. With 56 mm (2.2 in) of precipitation spread over 8 days, prepare for occasional showers, while an average humidity of 72% means you'll likely feel the moisture in the air.

September Temperature in Holbrook

In September in Holbrook, the average temperature is 10°C (51°F). Maximum temperatures can reach 26°C (80°F), while the minimum can drop as low as -3°C (27°F). This variation makes it essential for travelers to pack accordingly, ensuring they are prepared for both warm and chilly conditions.

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

The chart illustrates September temperature patterns in Holbrook, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Holbrook, September typically has an average temperature of 10°C (51°F), with highs reaching up to 26°C (80°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec757167595044444550586370
Data source: Temperature data for Holbrook 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 Holbrook

In Holbrook in September, the precipitation amount is 56 mm (2.2 in) over the course of 8 days.

September Precipitation Trends in Holbrook

The chart displays monthly precipitation patterns in Holbrook, 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 Holbrook, September typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec403768496663747956739359
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Holbrook

In Holbrook in September, humidity is 72%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less comfortable and requiring extra layers to stay warm while exploring.

September Average Humidity in Holbrook

This chart illustrates the average monthly humidity levels in Holbrook, 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 Holbrook is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec42%51%60%68%76%81%83%78%72%57%53%51%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Holbrook

In Holbrook 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 Holbrook.

Maximum UV Index Levels in Holbrook for September

The chart shows the monthly maximum UV Index (UVI) for Holbrook 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 Holbrook typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312853358101214
Data source: Holbrook 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 Holbrook Compares to Other Months

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

This table compares monthly weather conditions in Holbrook, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)40 mm (1.6 inches)42%extreme
February Weather22°C (71°F)37 mm (1.4 inches)51%extreme
March Weather20°C (68°F)68 mm (2.7 inches)59%extreme
April Weather15°C (59°F)49 mm (1.9 inches)68%very high
May Weather10°C (50°F)66 mm (2.6 inches)76%moderate
June Weather7°C (45°F)63 mm (2.5 inches)81%moderate
July Weather7°C (44°F)74 mm (2.9 inches)83%moderate
August Weather7°C (45°F)79 mm (3.1 inches)78%moderate
September Weather10°C (51°F)56 mm (2.2 inches)72%very high
October Weather14°C (58°F)73 mm (2.9 inches)57%very high
November Weather17°C (64°F)93 mm (3.7 inches)53%extreme
December Weather21°C (70°F)59 mm (2.3 inches)51%extreme

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