Manly Weather in December

Manly in December sees high temperatures, with highs around 24°C (75°F) and overnight lows of 19°C (66°F). Rainfall is fairly high at around 64 mm (2.5 in) on average, so pack waterproofs just in case.

Rainfall in Manly in December

Historically, December sees about 10 days of rain, with a monthly average of 64 mm (2.5 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Manly in December

If you're visiting Manly in December, expect perfect temperatures with highs of 24°C (75°F) and overnight lows of 19°C (66°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 19°C (66°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Manly in December

The days are predominantly sunny, with an estimated total of around 257 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Wind Speed in Manly in December

Wind speeds average 4 m/s (8 knots) during December. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in December

At 20°C (68°F), the water is pleasant for swimming. Most people find this range ideal — cool enough to be refreshing, warm enough to stay in comfortably.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, March, April, May, September, October, November and December typically offer the best weather for Manly.

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• January
• February
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For a detailed overview over the year and the best time to visit Australia, check out our Manly's climate page.

Manly Temperature in December

Min Temperature 19°C (66°F)  

Max Temperature 24°C (75°F)  

Water Temperature 20°C (68°F) *  

Chance of Rain 34%  

Precipitation 64 mm (2.5 in)  

Rainy days 10 days  

Humidity 58% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 257 hours *  

Percentage Sunshine 55% *  

* Data from: Sydney, Australia (19 KM, 12 Miles).

What to Wear in Manly in December

For Manly in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. With water temperatures around 20°C (68°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Manly in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

10/10

Walking

10/10

Barbeque

8/10

Camping

8/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Australia, check out our Manly's climate page.

More climate data for Manly

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Manly climate overview or explore weather in Australia.