Cronulla Weather in December

December in Cronulla brings high temperatures, with highs of 24°C (75°F) and nights dropping to 18°C (64°F). Rainfall is on the higher side this month, averaging around 63 mm (2.5 in), so keep a rain jacket handy.

Rainfall in Cronulla in December

Expect around 10 days of rain based on historical data, with 63 mm (2.5 in) average. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Cronulla in December

Weather in Cronulla is at its excellent in December. Highs reach 24°C (75°F), while nights settle around 18°C (64°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 18°C (64°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 Cronulla in December

The month enjoys around 257 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in Cronulla in December

December sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

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 your ideal day consists of dry skies and pleasant temperatures, January, March, April, May, September, October, November and December typically offer the best circumstances for Cronulla.

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 Cronulla's climate page.

Cronulla Temperature in December

Min Temperature 18°C (64°F)  

Max Temperature 24°C (75°F)  

Water Temperature 20°C (68°F) *  

Chance of Rain 34%  

Precipitation 63 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 (11 KM, 7 Miles).

What to Wear in Cronulla in December

For Cronulla 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. The water temperature sits at about 20°C (68°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Cronulla 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 Cronulla's climate page.

More climate data for Cronulla

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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