Adelaide weather
Our guide to the weather in Adelaide during December
We've looked at the most up-to-date weather data for Adelaide, 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 Adelaide weather in December.
How warm is it in Adelaide during December?
The temperature reaches around 25℃ during the daytime in December, falling away to 15℃ at night. Remember that in December it's summer in the souther hemisphere! The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.
Does it rain in Adelaide during December?
On average, there will be 2 rainy days during the month, amounting to 46.7mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. You're not likely to see a thunderstorm during your trip.
Is it windy in Adelaide during December?
You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during December. With moderate humidity and mild air temperatures, the breeze will have a slight cooling effect.
How warm is the sea in Adelaide during December?
The water around Adelaide is around 18℃ during December. 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.
Adelaide Blog posts
From the UK's most popular travel bloggers
6 Amazing Day Trips from Adelaide
8th November 2025 by Mini Adventures
If you're planning a stay in Adelaide, you're in for a treat. While the city itself has plenty to offer, there are also some fantastic day trips just a short drive away. In this guide, you'll find six excellent options for exploring the stunning landscapes and charming towns surrounding South Australia's capital. Having spent a year living in Australia, including time in Adelaide, the author shares their personal recommendations for making the most of your time in this vibrant region....
The Perfect 2-Day Adelaide Itinerary for First-Time Visitors
23rd December 2025 by Mini Adventures
For those planning a short escape to Adelaide, this two-day itinerary is designed to help first-time visitors make the most of their time in the city. From fascinating museums to delightful dining spots and comfortable accommodation options, it covers all the essentials. Having spent a year in Australia, including a significant amount of time in Adelaide, the author shares insights that highlight the charm of this often-overlooked destination, which may not have the same buzz as some larger...
Adelaide: An Underrated Travel Destination
16th August 2024 by Coco Butter Blog
Adelaide is a city that often gets overshadowed by Australia's more renowned destinations such as Sydney and Melbourne. However, with its lively food scene, rich history, stunning architecture, and a bustling schedule of festivals and events, the capital of South Australia has plenty to offer travellers who take the time to explore it....
Adelaide Uncovered: Coffee Lanes, Gourmet Nights,
9th October 2023 by PommieTravels
Discover the vibrant barista culture, indulgent gourmet nights, and warm Aussie hospitality that Adelaide has to offer. Known as the "City of Churches," this charming city is a true delight for travelers. With its mix of historical architecture, picturesque parks, and a stunning coastline that seems to go on forever, Adelaide is a destination that guarantees a wide range of experiences. However, its appeal goes beyond its natural beauty. Adelaide is also home to a thriving coffee scene, where...
Best Adelaide Experiences: A Great 5-Day Itinerary (including Kangaroo Island)
7th April 2023 by Where Angie Wanders
I looked forward to being a tourist in Adelaide, seeing the bronze pigs in Rundle Mall, eating chocolate from Haighs, discovering Adelaide’s museums and watching the sunset in Glenelg. And, of course, the highlight of our time in Adelaide would be experiencing 2-days with the wildlife on Kangaroo Island before leaving the city and heading on a road trip to Melbourne via the Great Ocean Road....
Adelaide to Melbourne 3-night self-drive itinerary for the Great Ocean road
12th September 2022 by Where Angie Wanders
The Great Ocean Road (GOR) is one of Australia’s top road trip destinations, and in this post, I will be taking you along the route I drove from Adelaide to Melbourne along the Western Highway. On my road trip, I chose to stay for three nights along the Great Ocean Road in three different towns to get a real feel for the coastal area in Victoria....
10 top reasons to take a working holiday in Adelaide
26th April 2022 by Emily Luxton
Adelaide could be the ideal location for your working holiday in Australia. It’s small, green, and ideally poised to explore some of the best destinations in South Australia. It also just happens to be the world’s third most liveable city, so it’s a great place to set up for your first time living abroad. And right now there’s a chance to bag a £10 flight fare to kick off your working holiday in Adelaide. TEN POUNDS! More on that in a sec - but WHAT a way to make a start on a huge new...
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