Average temperatures, rainfall and packing tips for Sydney, Australia in December
🌡️ Avg high
27°C
🌙 Avg low
19°C
🌧️ Rainfall
~52 mm
📊 Warmth rank
#2 of 12
December in Sydney at a glance
December in Sydney is typically hot, with average daytime highs around 27°C and nights near 19°C. It is one of the warmer months of Sydney's year.
Expect some rain: around 52 mm falls in Sydney during December on average.
What to pack for Sydney in December
Light, breathable clothing (cotton or linen)
Sun protection: hat, sunglasses and SPF
A refillable water bottle
A compact umbrella for occasional showers
Sydney - year at a glance
HighLow · December highlighted
Is December a good time to visit Sydney?
🧳 December is one of the most comfortable months to visit Sydney - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.
In December, Sydney averages a daytime high of about 27°C and a night-time low of around 19°C, based on recent historical data.
Does it rain in Sydney in December?
Expect some rain: around 52 mm falls in Sydney during December on average.
Is December a good time to visit Sydney?
December is one of the most comfortable months to visit Sydney - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.