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December Weather in Athelstone, Australia

Last updated: August 22, 2025

In December, the average temperature in Athelstone, Australia is a pleasant 20°C (69°F), making it a delightful time to visit. However, temperatures can vary significantly, dipping to a minimum of 7°C (45°F) and soaring up to a sweltering 43°C (110°F). Visitors should also prepare for a bit of rain, with 13 mm (0.5 in) of precipitation expected over 3 days. With an average humidity of 46%, it’s a comfortable climate for exploring!

December Temperature in Athelstone

In December in Athelstone, the average temperature is 20°C (69°F). Maximum temperatures can reach 43°C (110°F), while minimums can drop to as low as 7°C (45°F). Be prepared for a wide range of temperatures when traveling to Athelstone during this month.

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

The chart illustrates December temperature patterns in Athelstone, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Athelstone, December typically has an average temperature of 20°C (69°F), with highs reaching up to 43°C (110°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec727067625550505054596469
Data source: Temperature data for Athelstone 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 Athelstone

In Athelstone in December, the precipitation amount is 13 mm (0.5 in) over a span of 3 days.

December Precipitation Trends in Athelstone

The chart displays monthly precipitation patterns in Athelstone, 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 Athelstone, December typically receives around 13 mm (0.5 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec151813254144597341373713
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Athelstone

In Athelstone in December humidity is 46%. With an average temperature of 20°C (69°F), this humidity feels like a pleasant and comfortable environment for traveling, providing just enough moisture in the air to make outdoor activities enjoyable without feeling sticky or oppressive.

December Average Humidity in Athelstone

This chart illustrates the average monthly humidity levels in Athelstone, 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 Athelstone is approximately 46%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec41%46%55%66%73%76%76%70%65%51%50%46%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Athelstone

In Athelstone in December, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Athelstone.

Maximum UV Index Levels in Athelstone for December

The chart shows the monthly maximum UV Index (UVI) for Athelstone 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 Athelstone typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312853458101315
Data source: Athelstone 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 Athelstone Compares to Other Months

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

This table compares monthly weather conditions in Athelstone, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (73°F)15 mm (0.6 inches)41%extreme
February Weather21°C (70°F)18 mm (0.7 inches)46%extreme
March Weather20°C (68°F)13 mm (0.5 inches)55%extreme
April Weather17°C (62°F)25 mm (1.0 inches)66%very high
May Weather13°C (55°F)41 mm (1.6 inches)73%moderate
June Weather10°C (50°F)44 mm (1.7 inches)76%moderate
July Weather10°C (50°F)59 mm (2.3 inches)76%moderate
August Weather10°C (50°F)73 mm (2.9 inches)70%moderate
September Weather12°C (54°F)41 mm (1.6 inches)65%very high
October Weather15°C (59°F)37 mm (1.4 inches)51%very high
November Weather18°C (64°F)37 mm (1.5 inches)50%extreme
December Weather20°C (69°F)13 mm (0.5 inches)46%extreme

Compare Athelstone's Climate with Cities Worldwide