Walpole in September
September in Walpole is peak spring, and the weather reflects it. You're looking at average daily highs of 16.5 degrees.
The average daily maximum is 16.5 degrees with overnight lows of 10.3 degrees. It's cool but manageable. A jumper handles most of it.
At 16.5 degrees, September sits 3.2 degrees below the annual average of 19.7 degrees.
You're looking at 64mm of rain across 15 days in a typical September. Moderate, often falling in a few good dumps rather than constant drizzle.
Solar exposure averages 13.9 MJ/m2 per day in September, with UV levels in the high range. Sun protection is still a good idea, especially around midday.
With a Comfort Score of 3.8/10, September is not the most comfortable time to visit.
For your suitcase: a decent jumper or fleece, a rain jacket or compact umbrella, 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 waterproof jacket or compact umbrella
Coming From Overseas?
How September in Walpole stacks up against major cities around the world.
About 4 degrees cooler and considerably wetter.
About 10 degrees cooler and considerably drier.
About 10 degrees cooler and considerably drier.
How September Compares
Walpole's monthly climate at a glance. September is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 22.8 | 15.7 | 44mm | 9.9 |
| Feb | 24.6 | 16.4 | 13mm | 10.0 |
| Mar | 22.8 | 15.0 | 15mm | 9.7 |
| Apr | 21.5 | 13.5 | 14mm | 8.6 |
| May | 20.2 | 13.2 | 142mm | 5.6 |
| Jun | 16.5 | 11.1 | 96mm | 2.8 |
| Jul | 16.0 | 10.5 | 102mm | 2.7 |
| Aug | 16.2 | 11.1 | 180mm | 2.0 |
| Sep | 16.5 | 10.3 | 64mm | 3.8 |
| Oct | 19.2 | 11.7 | 65mm | 6.5 |
| Nov | 19.3 | 12.3 | 48mm | 7.1 |
| Dec | 21.2 | 13.8 | 23mm | 8.9 |