Sydney in August
So, what's Sydney actually like in August? In a word: crisp. It's winter, and the days are averaging 19.4 degrees.
Daytime highs average 19.4 degrees, dropping to 10.1 degrees overnight. That's a 9-degree swing between day and night. Manageable with a decent layer, and you'll warm up by midday.
At 19.4 degrees, August sits 2.8 degrees below the annual average of 22.2 degrees.
You're looking at 36mm of rain across 6 days in a typical August. Light enough that it won't ruin your plans.
Sunshine-wise, August delivers around 12.9 MJ/m2 of daily solar radiation. UV sits in the high category. Sun protection is still a good idea, especially around midday.
August scores a respectable 6.7/10 for overall comfort.
For your suitcase: layers you can peel on and off, and SPF 50+ sunscreen and a hat.
The full data breakdown is below. You can also see how other Australian cities compare in August.
August at a Glance
Temperature Range
Daily temperature range in August. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Layered clothing for mild to cool conditions
- A light rain jacket just in case
Coming From Overseas?
How August in Sydney stacks up against major cities around the world.
About 5 degrees cooler and considerably drier.
About 11 degrees cooler and considerably drier.
About 12 degrees cooler and considerably drier.
How August Compares
Sydney's monthly climate at a glance. August is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 26.6 | 19.7 | 118mm | 7.8 |
| Feb | 26.5 | 19.5 | 82mm | 7.8 |
| Mar | 25.5 | 17.2 | 59mm | 8.9 |
| Apr | 21.9 | 14.0 | 160mm | 7.2 |
| May | 18.8 | 11.4 | 160mm | 4.2 |
| Jun | 16.0 | 7.7 | 140mm | 2.6 |
| Jul | 16.1 | 8.4 | 38mm | 3.9 |
| Aug | 19.4 | 10.1 | 36mm | 6.7 |
| Sep | 22.2 | 11.0 | 60mm | 9.0 |
| Oct | 21.7 | 12.6 | 41mm | 8.8 |
| Nov | 25.2 | 17.6 | 121mm | 8.7 |
| Dec | 26.8 | 19.1 | 53mm | 8.8 |