The climate in Manly during December can be summarized as warm and a little damp.
December is in the summer in Manly and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 26°C (79°F), whilst at night 17°C (63°F) is normal.
|Daytime temperature||26°C 78.8°F|
|Nightly temperature||17.2°C 63°F|
|Average temperature||21.6°C 70.9°F|
|Daily sunshine||8.2 hrs|
|Avg rainfall||92 mm 3.6 ins|
|Rainy days||10 days|
|Sea temperature||22.4°C 72.3°F|
|Windspeed||14.4kph 9 mph|
On average December is the 5th driest month of the year in Manly with around 92mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.2 hours of sunshine per day.
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 Manly in December 2022.
|Hottest month:||February||26.3°C 79.3°F|
|Driest month:||September||63mm 2.5ins|
|Coldest month:||July||16.9°C 62.4°F|
|Wettest month:||February||160mm 6.3ins|