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December Weather in Lilydale, Australia

Last updated: August 22, 2025

In Lilydale, Australia, the average temperature in December is a pleasant 15°C (60°F). However, temperatures can vary significantly, with a minimum of 4°C (40°F) and a maximum reaching 32°C (90°F). Expect a bit of moisture as well, with an average precipitation amount of 73 mm (2.9 in) over approximately 8 days. The air is often quite humid, with an average humidity level of 71%.

December Temperature in Lilydale

In December in Lilydale, the average temperature is 15°C (60°F). The maximum can reach 32°C (90°F) and the minimum can be as low as 4°C (40°F). This makes it an ideal time for travelers to enjoy a range of outdoor activities while being prepared for both warm and chilly moments.

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

The chart illustrates December temperature patterns in Lilydale, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lilydale, December typically has an average temperature of 15°C (60°F), with highs reaching up to 32°C (90°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec646160545046454648535660
Data source: Temperature data for Lilydale 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 Lilydale

In Lilydale in December, the precipitation amount is 73 mm (2.9 in) over a span of 8 days.

December Precipitation Trends in Lilydale

The chart displays monthly precipitation patterns in Lilydale, 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 Lilydale, December typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec5273746487661178578895973
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lilydale

In Lilydale in December humidity is 71%. With an average temperature of 15°C (60°F), this humidity feels like a warm blanket wrapped around you, making travel slightly uncomfortable as you feel sticky and sluggish.

December Average Humidity in Lilydale

This chart illustrates the average monthly humidity levels in Lilydale, 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 Lilydale is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%68%73%77%83%83%84%83%80%76%76%71%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lilydale

In Lilydale in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Lilydale.

Maximum UV Index Levels in Lilydale for December

The chart shows the monthly maximum UV Index (UVI) for Lilydale 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 Lilydale typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec13111064224681113
Data source: Lilydale 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 Lilydale Compares to Other Months

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

This table compares monthly weather conditions in Lilydale, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (64°F)52 mm (2.1 inches)69%extreme
February Weather16°C (61°F)73 mm (2.9 inches)68%extreme
March Weather16°C (60°F)74 mm (2.9 inches)72%very high
April Weather12°C (55°F)64 mm (2.5 inches)77%high
May Weather10°C (50°F)87 mm (3.4 inches)83%moderate
June Weather8°C (46°F)66 mm (2.6 inches)83%low
July Weather7°C (45°F)117 mm (4.6 inches)84%low
August Weather8°C (46°F)85 mm (3.3 inches)83%moderate
September Weather9°C (49°F)78 mm (3.1 inches)80%high
October Weather11°C (53°F)89 mm (3.5 inches)76%very high
November Weather14°C (57°F)59 mm (2.3 inches)76%extreme
December Weather15°C (60°F)73 mm (2.9 inches)71%extreme

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