Sydney weather by month › December
Sydney in December: weather and what to expect
It’s fine, but not the best. September to October are more pleasant.
December weather in Sydney
Daytime high78°F 26°C
Night low64°F 18°C
Rain3.2 in 81 mm
AirA little humid
SunStrong sun
In December, Sydney averages highs of 78°F (26°C) and lows of 64°F (18°C), with 3.2 in (81 mm) of rain. The air feels a little humid and the sun is strong. 1991–2020 averages, not a forecast.
Pack: light layers.
Places with the same weather in December
Match out of 100 for December, one city per country.
- Montevideo Uruguay · 80°F highs91
- East London South Africa · 77°F highs90
- Quilmes Argentina · 83°F highs87
- Viamão Brazil · 83°F highs82
- Kakamega Kenya · 81°F highs79
- North Shore New Zealand · 72°F highs79
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