McLaren Vale in September
September in McLaren Vale is peak spring, and the weather reflects it. You're looking at average daily highs of 16.4 degrees.
The average daily maximum is 16.4 degrees with overnight lows of 8.9 degrees. It's cool but manageable. A jumper handles most of it.
At 16.4 degrees, September sits 4.2 degrees below the annual average of 20.6 degrees.
The rain data says 92mm over 15 days. A decent amount, but not relentless.
Sunshine-wise, September delivers around 16.2 MJ/m2 of daily solar radiation. UV sits in the very high category. You'll want SPF 50+ and a decent hat.
At 4.1/10 on the Comfort Score, September is middle of the road.
Packing tip: bring layers you can peel on and off, waterproof gear, and serious sun protection.
The full data breakdown is below. You can also see how other Australian cities compare in September.
September at a Glance
Temperature Range
Daily temperature range in September. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Layered clothing for mild to cool conditions
- A warm jumper or fleece for cool mornings and evenings
- Proper rain gear for frequent showers
- Sunscreen (SPF 30+) and sunglasses for UV protection
Coming From Overseas?
How September in McLaren Vale stacks up against major cities around the world.
About 4 degrees cooler and considerably wetter.
About 10 degrees cooler and considerably drier.
About 11 degrees cooler and considerably drier.
How September Compares
McLaren Vale's monthly climate at a glance. September is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 26.1 | 15.1 | 45mm | 9.4 |
| Feb | 27.6 | 15.1 | 0mm | 9.0 |
| Mar | 26.8 | 15.8 | 3mm | 9.3 |
| Apr | 18.6 | 9.9 | 14mm | 6.5 |
| May | 18.3 | 9.3 | 28mm | 6.0 |
| Jun | 13.6 | 7.6 | 179mm | 1.0 |
| Jul | 13.1 | 7.1 | 126mm | 1.0 |
| Aug | 16.5 | 9.9 | 162mm | 3.2 |
| Sep | 16.4 | 8.9 | 92mm | 4.1 |
| Oct | 21.2 | 11.3 | 54mm | 8.7 |
| Nov | 23.5 | 13.1 | 44mm | 10.0 |
| Dec | 26.1 | 14.5 | 18mm | 9.6 |