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December Weather in Goonellabah, Australia

Last updated: August 22, 2025

In December, the average temperature in Goonellabah, Australia is a pleasant 24°C (75°F), with extremes ranging from a cool 14°C (58°F) to a sizzling 38°C (101°F). Expect some rainfall during your stay, as precipitation typically amounts to 145 mm (5.7 in) spread over about 12 days. With an average humidity of 80%, the air is humid, making for a vibrant atmosphere.

December Temperature in Goonellabah

In December in Goonellabah, the average temperature is 24°C (75°F), with maximums reaching 38°C (101°F) and minimums dropping as low as 14°C (58°F). This climate makes Goonellabah an ideal destination for travelers seeking warm weather and comfortable evenings.

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

The chart illustrates December temperature patterns in Goonellabah, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Goonellabah, December typically has an average temperature of 24°C (75°F), with highs reaching up to 38°C (101°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec767573676257575863687175
Data source: Temperature data for Goonellabah 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 Goonellabah

In Goonellabah in December, the precipitation amount is 145 mm (5.7 in) over the course of 12 days.

December Precipitation Trends in Goonellabah

The chart displays monthly precipitation patterns in Goonellabah, 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 Goonellabah, December typically receives around 145 mm (5.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec8318417366465641222813182145
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Goonellabah

In Goonellabah in December humidity is 80%. With an average temperature of 24°C (75°F), this humidity feels like a warm, sticky blanket enveloping you, making travel slightly uncomfortable as sweat clings to your skin and the air feels thick, urging you to seek shade and hydration frequently.

December Average Humidity in Goonellabah

This chart illustrates the average monthly humidity levels in Goonellabah, 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 Goonellabah is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%80%78%74%71%70%71%69%71%76%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Goonellabah

In Goonellabah 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 Goonellabah.

Maximum UV Index Levels in Goonellabah for December

The chart shows the monthly maximum UV Index (UVI) for Goonellabah 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 Goonellabah typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1615131075579121315
Data source: Goonellabah 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 Goonellabah Compares to Other Months

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

This table compares monthly weather conditions in Goonellabah, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)83 mm (3.3 inches)78%extreme
February Weather24°C (75°F)184 mm (7.3 inches)80%extreme
March Weather23°C (73°F)173 mm (6.8 inches)80%extreme
April Weather19°C (67°F)66 mm (2.6 inches)78%very high
May Weather17°C (62°F)46 mm (1.8 inches)73%high
June Weather14°C (58°F)56 mm (2.2 inches)71%moderate
July Weather14°C (57°F)41 mm (1.6 inches)70%moderate
August Weather15°C (59°F)22 mm (0.9 inches)71%high
September Weather17°C (64°F)28 mm (1.1 inches)69%very high
October Weather20°C (68°F)131 mm (5.1 inches)71%extreme
November Weather22°C (71°F)82 mm (3.2 inches)76%extreme
December Weather24°C (75°F)145 mm (5.7 inches)80%extreme

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