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December Weather in Holbrook, Australia

Last updated: August 22, 2025

In December, the average temperature in Holbrook, Australia hovers around 21°C (70°F), making it a comfortable time of year. However, temperatures can vary significantly, with a minimum of 5°C (42°F) and a scorching maximum of 42°C (108°F). Expect about 59 mm (2.3 in) of precipitation spread over 6 days, and enjoy the average humidity at 51% for an invigorating experience!

December Temperature in Holbrook

In December, in Holbrook, the average temperature is 21°C (70°F). The maximum can reach 42°C (108°F), and the minimum can be as low as 5°C (42°F). Therefore, be prepared for a wide range of temperatures when traveling to Holbrook this December.

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

The chart illustrates December 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, December typically has an average temperature of 21°C (70°F), with highs reaching up to 42°C (108°F) and lows dropping to around 5°C (42°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.

December Precipitation in Holbrook

In Holbrook in December, the precipitation amount is 59 mm (2.3 in) over the course of 6 days.

December Precipitation Trends in Holbrook

The chart displays monthly precipitation patterns in Holbrook, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Holbrook, December typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec403768496663747956739359
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Holbrook

In Holbrook in December, humidity is 51%. With an average temperature of 21°C (70°F), this humidity feels like a pleasant embrace, making it comfortable for traveling and exploring without feeling overly sticky or suffocated.

December Average Humidity in Holbrook

This chart illustrates the average monthly humidity levels in Holbrook, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Holbrook is approximately 51%, 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 December generated using information from the Copernicus Climate Change Service.

December UV Index in Holbrook

In Holbrook in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Holbrook, you can check here.

Maximum UV Index Levels in Holbrook for December

The chart shows the monthly maximum UV Index (UVI) for Holbrook in December, 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 December, the maximum UV index in Holbrook typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312853358101214
Data source: Holbrook December 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 December 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 December’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 December’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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