Spring in Sydney
Sydney Weather in October
On average, Sydney sees a top of 23°C and an overnight low of 14°C in October, with around 11 rain days and 77mm of total rainfall. UV is typically very high, 8-10.
23°C
14°C
77mm
11
What October is like in Sydney
October brings reliably warm, sunny weather with occasional spring showers. Jacarandas reach peak bloom, turning streets in Kirribilli, Paddington and Grafton into purple canopies. Ocean temperatures climb back above 19°C, drawing swimmers back to the coast. Thunderstorm activity increases as the heat builds — the first severe storms of the season often strike in late October. Daylight saving begins, pushing sunset past 7:30pm and extending Sydney's famous outdoor lifestyle.
These figures are long-term averages, not a forecast — for today's actual conditions and the week ahead, check the live Sydney weather forecast. Averages are useful for planning travel, events or what to pack, but any single October can run warmer, cooler, wetter or drier than the long-term normal.