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December Weather in Lake Grace, Australia

Last updated: August 22, 2025

In December, the average temperature in Lake Grace, Australia reaches a pleasant 21°C (71°F). However, be prepared for extremes, as temperatures can dip as low as 5°C (41°F) and soar to a sizzling 40°C (105°F). With an average humidity of 45% and only 4 mm (0.1 in) of precipitation over the month, it's a great time to enjoy the outdoors!

December Temperature in Lake Grace

In December in Lake Grace, the average temperature is 21°C (71°F), with maximums reaching 40°C (105°F) and minimums dropping as low as 5°C (41°F). Travelers should be prepared for a wide range of temperatures, making it essential to pack accordingly for both warm and cooler days.

December Weather in Lake Grace: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Lake Grace, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lake Grace, December typically has an average temperature of 21°C (71°F), with highs reaching up to 40°C (105°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec727168635652515154596471
Data source: Temperature data for Lake Grace 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 Lake Grace

In Lake Grace in December, the precipitation amount is 4 mm (0.1 in) recorded over a span of 0 days.

December Precipitation Trends in Lake Grace

The chart displays monthly precipitation patterns in Lake Grace, 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 Lake Grace, December typically receives around 4 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec10402612324149472027174
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lake Grace

In Lake Grace in December, humidity is 45%. With an average temperature of 21°C (71°F), this humidity feels like a comfortable embrace, making it ideal for leisurely strolls and outdoor activities without the discomfort of excessive stickiness.

December Average Humidity in Lake Grace

This chart illustrates the average monthly humidity levels in Lake Grace, 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 Lake Grace is approximately 45%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec47%52%57%71%75%80%78%74%67%54%47%45%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lake Grace

In Lake Grace in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Lake Grace, you can check here.

Maximum UV Index Levels in Lake Grace for December

The chart shows the monthly maximum UV Index (UVI) for Lake Grace 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 Lake Grace typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151512964468111314
Data source: Lake Grace 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 Lake Grace Compares to Other Months

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

This table compares monthly weather conditions in Lake Grace, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)10 mm (0.4 inches)47%extreme
February Weather22°C (71°F)40 mm (1.6 inches)52%extreme
March Weather20°C (69°F)26 mm (1.0 inches)57%extreme
April Weather17°C (63°F)12 mm (0.5 inches)71%very high
May Weather13°C (56°F)32 mm (1.2 inches)75%high
June Weather11°C (52°F)41 mm (1.6 inches)80%moderate
July Weather10°C (51°F)49 mm (1.9 inches)78%moderate
August Weather10°C (51°F)47 mm (1.9 inches)74%high
September Weather12°C (55°F)20 mm (0.8 inches)67%very high
October Weather15°C (60°F)26 mm (1.0 inches)54%extreme
November Weather18°C (65°F)17 mm (0.7 inches)47%extreme
December Weather21°C (71°F)4 mm (0.1 inches)45%extreme

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