Sydney weather
Our guide to the weather in Sydney during October
We've looked at the most up-to-date weather data for Sydney, covering the last 12 years up to 2026, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Sydney weather in October.
How warm is it in Sydney during October?
The temperature reaches around 22℃ during the daytime in October, falling away to 15℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.
Does it rain in Sydney during October?
On average, there will be 4 rainy days during the month, amounting to 103.5mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.
Is it windy in Sydney during October?
You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during October. With moderate humidity and mild air temperatures, the breeze will have a slight cooling effect.
How warm is the sea in Sydney during October?
The water around Sydney is around 20℃ during October. It will feel a little on the cool when first entering, but you'll warm up quickly. Most kids will have no problem with this temperature, but those who feel the cold are unlikely to want to swim.
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5th November 2025 by Midlands Traveller
When planning a trip to Sydney, many visitors naturally gravitate towards iconic landmarks like the Sydney Opera House and Harbour Bridge. However, for those looking to explore a different side of this vibrant city, there are plenty of alternative attractions that offer unique experiences away from the usual tourist trail. From hidden beaches to quirky neighbourhoods, Sydney has much more to discover....
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4th July 2025 by Mini Adventures
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Exploring The Best Of Australia’s East Coast
9th October 2023 by Fly Drive Explore
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21st October 2022 by PommieTravels
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28th June 2023 by Two Monkey's Travel
Sydney, Australia is an ideal city for traveling solo. We love the freedom and liberation that comes with traveling without a plus one; however, there are times when joining a group just makes sense.Nevertheless, the last thing you want as a solo traveler is to be lumped with a crowd that has already bonded. That’s why we’ve compiled our top tours perfect for solo travelers in Sydney....
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