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December Weather in River Heads, Australia

Last updated: August 22, 2025

In December, the average temperature in River Heads, Australia hovers around 25°C (78°F). Visitors can expect a comfortable climate, with minimum temperatures dipping to 18°C (64°F) and occasional highs reaching up to 36°C (97°F). However, prepare for some rainfall, as precipitation averages 101 mm (4.0 in) over 10 days of the month. Additionally, the atmosphere tends to be quite humid, with an average humidity of 80%.

December Temperature in River Heads

In December in River Heads, the average temperature is 25°C (78°F). Maximums can reach 36°C (97°F), while minimums can drop to as low as 18°C (64°F). This pleasant climate makes River Heads an ideal destination for travelers seeking warmth and sunshine.

December Weather in River Heads: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in River Heads, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In River Heads, December typically has an average temperature of 25°C (78°F), with highs reaching up to 36°C (97°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec797977726763626368727577
Data source: Temperature data for River Heads 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 River Heads

In River Heads in December, the precipitation amount is 101 mm (4.0 in) spread over the course of 10 days.

December Precipitation Trends in River Heads

The chart displays monthly precipitation patterns in River Heads, 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 River Heads, December typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec5410612994583731171714370101
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in River Heads

In River Heads in December, humidity is 80%. With an average temperature of 25°C (78°F), this humidity feels like a warm blanket enveloping you, making every outdoor activity feel more strenuous and steaming, while also causing you to seek out shade and refreshment more frequently.

December Average Humidity in River Heads

This chart illustrates the average monthly humidity levels in River Heads, 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 River Heads is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%81%81%77%73%70%69%73%71%74%79%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in River Heads

In River Heads 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 River Heads.

Maximum UV Index Levels in River Heads for December

The chart shows the monthly maximum UV Index (UVI) for River Heads 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 River Heads typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151410756910121415
Data source: River Heads 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 River Heads Compares to Other Months

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

This table compares monthly weather conditions in River Heads, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)54 mm (2.1 inches)80%extreme
February Weather26°C (79°F)106 mm (4.2 inches)81%extreme
March Weather25°C (77°F)129 mm (5.1 inches)81%extreme
April Weather22°C (73°F)94 mm (3.7 inches)77%very high
May Weather20°C (68°F)58 mm (2.3 inches)73%high
June Weather17°C (63°F)37 mm (1.5 inches)70%moderate
July Weather17°C (63°F)31 mm (1.2 inches)69%high
August Weather17°C (64°F)17 mm (0.7 inches)72%very high
September Weather20°C (68°F)17 mm (0.7 inches)71%very high
October Weather22°C (72°F)143 mm (5.6 inches)74%extreme
November Weather24°C (75°F)70 mm (2.8 inches)78%extreme
December Weather25°C (78°F)101 mm (4.0 inches)80%extreme

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