Weather in December
Temperature
As November transitions into December, Gerringong records an average high-temperature of a warm 24.3°C (75.7°F), showing a gentle shift from the preceding month. Gerringong experiences a consistent average temperature of 16.3°C (61.3°F) throughout the nights in December.Rainfall
Throughout December, 92mm (3.62") of precipitation is accumulated. Throughout the year, 1254mm (49.37") of rain is accumulated.Sea temperature
In December, the average sea temperature is 21.1°C (70°F).Note: Swimming in 21.1°C (70°F) does not offer a pleasant experience for most individuals. The act of controlling one's breathing becomes progressively difficult as the water temperature goes under 21°C (69.8°F).
Daylight
December has the longest days of the year in Gerringong, with an average of 14h and 24min of daylight.On the first day of the month, sunrise is at 5:36 am and sunset at 7:55 pm. On the last day of December, sunrise is at 5:46 am and sunset at 8:13 pm AEDT.
Frequently asked questions
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Average temperature in December
Gerringong, Australia
- Average high temperature in December: 24.3°C
The warmest months (with the highest average high temperature) are January and February (25.2°C).
The month with the lowest average high temperature is July (16.9°C).
- Average low temperature in December: 16.3°C
The month with the highest average low temperature is February (17.8°C).
The coldest month (with the lowest average low temperature) is July (8.5°C).
Average rainfall in December
Gerringong, Australia
- Average rainfall in December: 92.4mm
The wettest month (with the highest rainfall) is March (141mm).
The driest month (with the least rainfall) is September (73mm).
Average sea temperature in December
Gerringong, Australia
- Average sea temperature in December: 21.1°C
The best month for swimming (with the highest average sea temperature) is February (23.5°C).
The coldest month (with the lowest average sea temperature) is August (18.1°C).
Average daylight in December
Gerringong, Australia
- Average daylight in December: 14h and 2min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
Gerringong, Australia
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