Lake Illawarra Weather in December

What's the weather like in Lake Illawarra (New South Wales) in December 2024?

The climate in Lake Illawarra during December can be summarized as warm and a little damp.

December is in the summer in Lake Illawarra and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 25°C (77°F), whilst at night 15°C (59°F) is normal.

Lake Illawarra weather averages (imperial / metric)
Daytime temperature 25°C 77°F
Nightly temperature 14.9°C 58.8°F
Average temperature 20°C 67.9°F
Daily sunshine 8.1 hrs
Avg rainfall 98 mm 3.9 ins
Rainy days 11 days
Sea temperature 21.4°C 70.5°F
Humidity 60%
Windspeed 16.3kph 10 mph

On average December is the 4th driest month of the year in Lake Illawarra with around 98mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.1 hours of sunshine per day.

December temperatures in Lake Illawarra

Lake Illawarra average temperature in December

December rainfall

Lake Illawarra average rain in December

December hourly sunshine

Lake Illawarra average rain in December

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Lake Illawarra in December 2024.

Other monthly averages

Best places to visit in December

UV index Best time to go?

Lake Illawarra weather stats

Lake Illawarra weather statistics
Hottest month: February 25.4°C 77.7°F
Driest month: September 65mm 2.6ins
Sunniest month: August 7.6hrs
Coldest month: July 15.5°C 59.9°F
Wettest month: March 177mm 7ins
Map showing location of Lake Illawarra (-34.54658, 150.85645) Lake Illawarra map pin © Google

Locations nearby

Top Australia locations