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December Weather in Stirling, Australia

Last updated: August 22, 2025

In Stirling, Australia, the average temperature in December is a delightful 19°C (67°F). However, be prepared for a temperature range where it can dip as low as 6°C (44°F) or soar up to 43°C (109°F). During this month, you can expect approximately 17 mm (0.7 in) of precipitation over 4 days, with an average humidity level of 46%—perfect for enjoying the local scenery!

December Temperature in Stirling

In December in Stirling, the average temperature is 19°C (67°F). Maximums can reach 43°C (109°F) and minimums can be as low as 6°C (44°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm and cool weather.

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

The chart illustrates December temperature patterns in Stirling, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stirling, December typically has an average temperature of 19°C (67°F), with highs reaching up to 43°C (109°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec706766615450505053586367
Data source: Temperature data for Stirling 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 Stirling

In Stirling in December, the precipitation amount is 17 mm (0.7 in) over a span of 4 days.

December Precipitation Trends in Stirling

The chart displays monthly precipitation patterns in Stirling, 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 Stirling, December typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec152013274745596844394117
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Stirling

In Stirling in December humidity is 46%. With an average temperature of 19°C (67°F), this humidity feels like a comfortable embrace, making it pleasant for traveling and exploring, though a light jacket might be advisable for the evening chill.

December Average Humidity in Stirling

This chart illustrates the average monthly humidity levels in Stirling, 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 Stirling 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 Stirling

In Stirling 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 Stirling.

Maximum UV Index Levels in Stirling for December

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

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

This table compares monthly weather conditions in Stirling, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (71°F)15 mm (0.6 inches)41%extreme
February Weather20°C (68°F)19 mm (0.8 inches)46%extreme
March Weather19°C (66°F)13 mm (0.5 inches)55%extreme
April Weather16°C (61°F)27 mm (1.0 inches)66%very high
May Weather12°C (54°F)47 mm (1.8 inches)73%moderate
June Weather10°C (50°F)45 mm (1.8 inches)76%moderate
July Weather10°C (50°F)59 mm (2.3 inches)76%moderate
August Weather10°C (50°F)68 mm (2.7 inches)70%moderate
September Weather12°C (54°F)44 mm (1.7 inches)65%very high
October Weather14°C (58°F)39 mm (1.5 inches)51%very high
November Weather17°C (63°F)41 mm (1.6 inches)50%extreme
December Weather19°C (67°F)17 mm (0.7 inches)46%extreme

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