Sydney Weather in December
Australia · 30-year monthly averages
🌟 Great time to visit
December in Sydney is warm, with average daytime highs around 27°C (80°F) and nighttime lows near 18°C (65°F). Expect roughly 73mm of precipitation spread over about 8 rainy days, with a moderate amount of rain.
Avg high
27°C
80°F
Avg low
18°C
65°F
Rainfall
73mm
moderate
Rainy days
8
days with ≥1mm
🎒 What to pack
- light summer clothing
- sunscreen and sunglasses
December vs the rest of the year
FAQ
- How hot is Sydney in December?
- December in Sydney is warm, with average daytime highs around 27°C (80°F) and nighttime lows near 18°C (65°F). Expect roughly 73mm of precipitation spread over about 8 rainy days, with a moderate amount of rain.
- Does it rain a lot in Sydney in December?
- Sydney sees around 73mm of precipitation in December on average — moderate by global standards.
- Is December a good time to visit Sydney?
- December is one of the best months to visit Sydney — comfortable temperatures and manageable rainfall.