Katanning in September
So, what's Katanning actually like in September? In a word: fresh. It's spring, and the days are averaging 17.5 degrees.
The average daily maximum is 17.5 degrees with overnight lows of 7.1 degrees. It's cool but manageable. A jumper handles most of it.
September is 5.1 degrees cooler than Katanning's yearly average.
Rainfall in September averages 19mm over about 4 days. That means roughly a 13% chance of rain on any given day, so you can leave the umbrella at the hotel.
Solar exposure averages 17.0 MJ/m2 per day in September, with UV levels in the very high range. You'll want SPF 50+ and a decent hat.
September scores a respectable 6.0/10 for overall comfort.
For your suitcase: a decent jumper or fleece, and serious sun protection.
Check the data table below for the full picture, or compare Katanning in September with another destination.
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
- A jumper or light cardigan for flexibility
- Extra layers for chilly nights
- Sunscreen (SPF 30+) and sunglasses for UV protection
Coming From Overseas?
How September in Katanning stacks up against major cities around the world.
About 2 degrees cooler and considerably drier.
About 8 degrees cooler and considerably drier.
About 10 degrees cooler and considerably drier.
How September Compares
Katanning's monthly climate at a glance. September is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 29.4 | 14.9 | 29mm | 7.4 |
| Feb | 31.7 | 16.0 | 6mm | 6.0 |
| Mar | 25.9 | 13.7 | 11mm | 9.6 |
| Apr | 23.0 | 11.2 | 1mm | 10.0 |
| May | 20.7 | 10.8 | 25mm | 7.5 |
| Jun | 15.8 | 7.6 | 37mm | 3.6 |
| Jul | 15.3 | 7.2 | 80mm | 2.8 |
| Aug | 15.7 | 7.7 | 70mm | 3.1 |
| Sep | 17.5 | 7.1 | 19mm | 6.0 |
| Oct | 22.5 | 9.7 | 16mm | 10.0 |
| Nov | 24.3 | 10.7 | 20mm | 10.0 |
| Dec | 29.2 | 13.4 | 8mm | 7.8 |