Mandurah in September
If September is your window for visiting Mandurah, here's what the climate data says you can expect.
The average daily maximum is 19.4 degrees with overnight lows of 10.9 degrees. Manageable with a decent layer, and you'll warm up by midday.
At 19.4 degrees, September sits 4.4 degrees below the annual average of 23.8 degrees.
You're looking at 37mm of rain across 5 days in a typical September. Nothing dramatic.
Solar exposure averages 19.6 MJ/m2 per day in September, with UV levels in the very high range. You'll want SPF 50+ and a decent hat.
The Comfort Score for September comes in at 7.4/10, solidly pleasant.
Packing tip: bring 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 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 light rain jacket just in case
- Sunscreen (SPF 30+) and sunglasses for UV protection
Coming From Overseas?
How September in Mandurah stacks up against major cities around the world.
About 1 degrees cooler and considerably drier.
About 7 degrees cooler and considerably drier.
About 8 degrees cooler and considerably drier.
How September Compares
Mandurah's monthly climate at a glance. September is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 29.6 | 18.8 | 4mm | 7.5 |
| Feb | 32.1 | 19.8 | 2mm | 5.8 |
| Mar | 28.4 | 16.8 | 9mm | 8.2 |
| Apr | 26.9 | 15.3 | 1mm | 8.9 |
| May | 22.6 | 14.3 | 113mm | 8.0 |
| Jun | 18.2 | 11.4 | 114mm | 4.3 |
| Jul | 17.5 | 11.0 | 160mm | 3.3 |
| Aug | 17.6 | 12.4 | 159mm | 3.6 |
| Sep | 19.4 | 10.9 | 37mm | 7.4 |
| Oct | 21.0 | 13.1 | 35mm | 8.7 |
| Nov | 23.7 | 14.3 | 30mm | 10.0 |
| Dec | 28.1 | 17.6 | 4mm | 8.6 |