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December Weather in Rhyll, Australia

Last updated: August 22, 2025

In December, the average temperature in Rhyll, Australia hovers around 17°C (64°F), bringing a pleasant warmth to the area. However, temperatures can fluctuate, with a minimum of 10°C (50°F) and reaching a peak of 37°C (99°F). Expect some rain too, with 66 mm (2.6 in) of precipitation spread over approximately 8 days, contributing to an average humidity of 67%.

December Temperature in Rhyll

In December in Rhyll, the average temperature is 17°C (64°F). Maximum temperatures can reach up to 37°C (99°F), while the minimum can drop as low as 10°C (50°F). Overall, it's advisable to pack for both warm days and cooler evenings when traveling during this time.

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

The chart illustrates December temperature patterns in Rhyll, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rhyll, December typically has an average temperature of 17°C (64°F), with highs reaching up to 37°C (99°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec676665615653525254576163
Data source: Temperature data for Rhyll 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 Rhyll

In Rhyll in December, the total precipitation amount is 66 mm (2.6 in) over the course of 8 days.

December Precipitation Trends in Rhyll

The chart displays monthly precipitation patterns in Rhyll, 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 Rhyll, December typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec4456536997718010187816566
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rhyll

In Rhyll in December humidity is 67%. With an average temperature of 17°C (64°F), this humidity feels like a cozy embrace, perfect for leisurely strolls, but it may leave you slightly sticky if you're active, so staying hydrated is essential for a comfortable experience.

December Average Humidity in Rhyll

This chart illustrates the average monthly humidity levels in Rhyll, 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 Rhyll is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec64%65%70%75%79%81%82%80%77%71%71%67%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rhyll

In Rhyll 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 Rhyll.

Maximum UV Index Levels in Rhyll for December

The chart shows the monthly maximum UV Index (UVI) for Rhyll 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 Rhyll typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec13121174334791113
Data source: Rhyll 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 Rhyll Compares to Other Months

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

This table compares monthly weather conditions in Rhyll, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (67°F)44 mm (1.7 inches)64%extreme
February Weather19°C (66°F)56 mm (2.2 inches)65%extreme
March Weather18°C (66°F)53 mm (2.1 inches)70%extreme
April Weather16°C (61°F)69 mm (2.7 inches)75%high
May Weather14°C (57°F)97 mm (3.8 inches)79%moderate
June Weather12°C (53°F)71 mm (2.8 inches)81%moderate
July Weather11°C (52°F)80 mm (3.2 inches)82%moderate
August Weather11°C (52°F)101 mm (4.0 inches)80%moderate
September Weather12°C (54°F)87 mm (3.4 inches)77%high
October Weather14°C (57°F)81 mm (3.2 inches)71%very high
November Weather16°C (61°F)65 mm (2.6 inches)71%extreme
December Weather17°C (64°F)66 mm (2.6 inches)67%extreme

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