Parramatta Weather in December

Thinking of visiting Parramatta in December? Expect high temperatures reaching 27°C (81°F) during the day, dropping to 17°C (63°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Parramatta in December

On average, there are about 10 days with rain during this month, averaging 62 mm (2.4 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Parramatta in December

The temperature in Parramatta in December is perfect. Daytime highs reach 27°C (81°F), with nights dropping to 17°C (63°F). December is a notable month of the summer season. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 17°C (63°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Parramatta in December

Enjoy a sunny month with about 257 hours of sunshine, the clear skies make Parramatta even more beautiful.

Wind Speed in Parramatta 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

The water sits at 20°C (68°F), which is a nice temperature for swimming. Not too cold, not too warm — most visitors are happy to spend time in the water.

If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Parramatta.

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 Parramatta's climate page.

Parramatta Temperature in December

Min Temperature 17°C (63°F)  

Max Temperature 27°C (81°F)  

Water Temperature 20°C (68°F) *  

Chance of Rain 34%  

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 (22 KM, 13 Miles).

What to Wear in Parramatta in December

Warm but pleasant conditions in Parramatta in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Parramatta 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 Parramatta's climate page.

More climate data for Parramatta

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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