Bankstown Weather in December

December in Bankstown averages 26°C (79°F) during the day and 17°C (63°F) at night. Quite a bit of rainfall is typical this month, with around 62 mm (2.4 in) on average. An umbrella is a good idea.

Rainfall in Bankstown in December

Expect around 10 days of rain based on historical data, with 62 mm (2.4 in) average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Bankstown in December

December tends to be one of the excellent months in Bankstown, with 26°C (79°F) in the afternoon and 17°C (63°F) overnight. Summer occurs in December. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 17°C (63°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Bankstown in December

With approximately 257 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

Wind Speed in Bankstown in December

In December, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

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.

If you're a fan of comfortable temperatures and drier conditions, December is a great time to visit.

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

Bankstown Temperature in December

Min Temperature 17°C (63°F)  

Max Temperature 26°C (79°F)  

Water Temperature 20°C (68°F) *  

Chance of Rain 33%  

Precipitation 62 mm (2.4 in)  

Rainy days 10 days  

Humidity 58% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 257 hours *  

Percentage Sunshine 55% *  

* Data from: Sydney, Australia (14 KM, 8 Miles).

What to Wear in Bankstown in December

Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. Expect water temperatures of around 20°C (68°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Bankstown in December

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

Swimming

9/10

Cycling

8/10

Walking

8/10

Camping

8/10

Outdoor sports

8/10

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 Bankstown's climate page.

More climate data for Bankstown

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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