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December Weather in Marian, Australia

Last updated: August 22, 2025

In December, the average temperature in Marian, Australia is a pleasant 26°C (79°F). Expect a comfortable minimum of 18°C (65°F) and a warm maximum of 36°C (96°F). With an average humidity of 70%, the air can feel a bit sticky, and you might want to prepare for some rain, as 146 mm (5.7 in) of precipitation is expected over approximately 12 days.

December Temperature in Marian

In December in Marian, the average temperature is 26°C (79°F), with maximums reaching as high as 36°C (96°F) and minimums dipping to 18°C (65°F). This climate makes Marian an ideal destination for travelers seeking warm and pleasant weather.

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

The chart illustrates December temperature patterns in Marian, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marian, December typically has an average temperature of 26°C (79°F), with highs reaching up to 36°C (96°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec797978746864636468747679
Data source: Temperature data for Marian 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 Marian

In Marian in December, the total precipitation amount is 146 mm (5.7 in) spread over a duration of 12 days.

December Precipitation Trends in Marian

The chart displays monthly precipitation patterns in Marian, 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 Marian, December typically receives around 146 mm (5.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec2281632399358213214175243146
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Marian

In Marian in December, humidity is 70%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket enveloping you, making outdoor adventures a bit sticky but also invigorating, requiring frequent breaks to hydrate and cool off.

December Average Humidity in Marian

This chart illustrates the average monthly humidity levels in Marian, 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 Marian is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%77%80%76%73%71%63%71%65%64%66%70%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Marian

In Marian in December, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Marian.

Maximum UV Index Levels in Marian for December

The chart shows the monthly maximum UV Index (UVI) for Marian 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 Marian typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161515129781012141616
Data source: Marian 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 Marian Compares to Other Months

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

This table compares monthly weather conditions in Marian, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)227 mm (9.0 inches)73%extreme
February Weather26°C (80°F)163 mm (6.4 inches)77%extreme
March Weather26°C (78°F)239 mm (9.4 inches)80%extreme
April Weather23°C (74°F)93 mm (3.7 inches)76%extreme
May Weather20°C (69°F)58 mm (2.3 inches)72%very high
June Weather18°C (64°F)21 mm (0.8 inches)71%high
July Weather17°C (63°F)32 mm (1.3 inches)63%very high
August Weather18°C (64°F)14 mm (0.6 inches)71%very high
September Weather20°C (68°F)17 mm (0.7 inches)65%extreme
October Weather23°C (74°F)52 mm (2.0 inches)64%extreme
November Weather25°C (77°F)43 mm (1.7 inches)66%extreme
December Weather26°C (79°F)146 mm (5.7 inches)70%extreme

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