Perth in October
If October is your window for visiting Perth, here's what the climate data says you can expect.
Expect the mercury to hit around 22.4 degrees during the day and settle at 13.1 degrees after dark. Comfortable during the day, with evenings that invite a light layer.
October is 2.3 degrees cooler than Perth's yearly average.
Rainfall in October averages 43mm over about 8 days. That means roughly a 27% chance of rain on any given day, decent odds for a dry day.
Sunshine-wise, October delivers around 23.9 MJ/m2 of daily solar radiation. UV sits in the extreme category. Sunscreen, hat, and sunnies are all essential. You can burn in under 10 minutes.
Our Comfort Score rates October at 9.7/10. That's about as good as it gets.
For your suitcase: t-shirts with a light layer for evenings, and serious sun protection.
The full data breakdown is below. You can also see how other Australian cities compare in October.
October at a Glance
Temperature Range
Daily temperature range in October. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Comfortable casual wear suitable for warm days
- A light rain jacket just in case
- Strong sun protection including a hat and SPF 50+
Coming From Overseas?
How October in Perth stacks up against major cities around the world.
About 6 degrees warmer and considerably drier.
About 3 degrees warmer and considerably drier.
About 0 degrees warmer and considerably drier.
How October Compares
Perth's monthly climate at a glance. October is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 30.2 | 19.1 | 1mm | 7.2 |
| Feb | 33.2 | 20.5 | 18mm | 4.8 |
| Mar | 29.3 | 17.4 | 4mm | 7.6 |
| Apr | 27.5 | 15.9 | 20mm | 8.2 |
| May | 24.4 | 14.6 | 94mm | 9.0 |
| Jun | 18.7 | 11.2 | 113mm | 4.9 |
| Jul | 18.0 | 10.9 | 154mm | 4.0 |
| Aug | 18.2 | 12.2 | 168mm | 4.1 |
| Sep | 20.6 | 11.1 | 27mm | 8.3 |
| Oct | 22.4 | 13.1 | 43mm | 9.7 |
| Nov | 24.9 | 14.9 | 25mm | 10.0 |
| Dec | 29.5 | 18.9 | 6mm | 7.5 |