The month of December in Brisbane experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 31% throughout the month. The highest chance of overcast or mostly cloudy conditions is 32% on December 14.
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Brisbane, the chance of a wet day over the course of December is essentially constant, remaining around 32% throughout.
The average sliding 31-day rainfall during December in Brisbane is essentially constant, remaining about 4.3 inches throughout, and rarely exceeding 8.3 inches or falling below 1.5 inches.
Over the course of December in Brisbane, the length of the day is essentially constant. The shortest day of the month is December 1, with 13 hours, 44 minutes of daylight and the longest day is December 22, with 13 hours, 53 minutes of daylight.
The figure below presents a compact representation of key lunar data for December 2022. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases.
We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. Lower dew points feel drier and higher dew points feel more humid.
This section discusses the wide-area hourly average wind vector (speed and direction) at 10 meters above the ground. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages.