Planning
When to visit the northern Illawarra
Season by season, when to go to the coast between Stanwell Park and Bulli for swimming, walking, whale watching and avoiding the crowds.
The northern Illawarra works all year. What changes is the water temperature, the crowds and what you will spend the weekend doing. The short version: come in March for swimming, in winter for walking and whales, and avoid sunny January weekends unless you like company.
What is the best time of year to visit?
Late summer and early autumn, February to April. The sea holds its heat well into autumn, so the water is at its warmest just as school goes back and the crowds thin out. Beaches are still patrolled, the ocean pools are pleasant without a wetsuit, and you can find a table at the Scarborough Hotel without arriving at eleven.
If you can only come on a public holiday long weekend, Easter usually lands in this window.
Summer: December to February
Summer is busy. Austinmer, Bald Hill and the Sea Cliff Bridge are crowded by mid-morning on sunny weekends, and accommodation books out well ahead. The water warms through the season.
Two things to know. Hot days often end with a southerly change, a sudden cool wind that drops the temperature fast. And north-east winds can blow bluebottles onto the beaches, so check the surf club noticeboards before you swim.
Autumn: March to May
The pick of the year. Warm water, settled weather, quieter beaches and long golden afternoons on the escarpment. Patrols continue into April. By May the water is cooling and the mornings are crisp, but the days are often still and clear.
Winter: June to August
Too cold for most people to swim, but a good time to walk. The escarpment tracks are cooler, the air is clear, and humpback whales pass close to the coast on their way north. Look from Bald Hill or any headland on a calm day.
Accommodation is easier to find and cheaper. The King’s Birthday long weekend in June is the main winter break.
Spring: September to November
The water is at its coldest in early spring, even as the days warm up. Whales pass again heading south, and the patrol season starts in late September. The Labour Day long weekend in October is a good time to come for walks and a first cold swim.
Seasons at a glance
| Season | Months | Water | Crowds | Best for |
|---|---|---|---|---|
| Summer | Dec to Feb | Warm, warming | Very busy | Beach days, long evenings |
| Autumn | Mar to May | Warmest early, then cooling | Moderate | Swimming, everything |
| Winter | Jun to Aug | Cold | Quiet | Walking, whales, pubs |
| Spring | Sep to Nov | Coldest, then warming | Moderate | Walking, whales heading south |
Water temperatures here follow the Sydney pattern: warmest in late summer and early autumn, coldest in late winter and early spring.
Which long weekends are busiest?
The summer school holidays, Australia Day and Easter are the busiest. The October Labour Day long weekend is busy if the weather is warm. The June King’s Birthday weekend is the quietest. Whatever the date, book accommodation early and plan to be at the popular spots before 10am.
Frequently asked questions
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What is the best month to visit the northern Illawarra?
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March. The ocean is close to its warmest, the beaches are still patrolled, and the summer crowds have gone home. February and April are close behind.
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Can you see whales from the northern Illawarra?
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Yes. Humpback whales pass this coast on their migration, heading north in early winter and south again in spring. Bald Hill and the headlands at Austinmer and Sandon Point are good places to look.
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When are the beaches patrolled?
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Volunteer surf life savers and council lifeguards patrol the main beaches from about late September to late April. Exact dates and hours change each season, so check with Wollongong City Council or Surf Life Saving NSW.
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Is the northern Illawarra worth visiting in winter?
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Yes, if you are coming to walk rather than swim. Winter days are often clear and still, the escarpment tracks are cooler, whales are passing, and accommodation is easier to book.