Perth · September
Run in the morning.
Cool month: average high 67°F, low 51°F. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
67° / 51°F
Humidity
73%
Rain days
12/mo
Wind
15 mph
What September feels like in Perth
Sunrise
06:14
Mid-month average
Sunset
18:08
Mid-month average
Time-of-day breakdown
Morning
Coolest, driest air of the day. The window before sunrise is the most reliable comfortable hour.
Midday
Mild but UV and traffic peak. Workable if you don't mind shifting your pace.
Evening
Warm and runnable. Crowded routes but the air's typically calm.
What to wear running in Perth in September
The kit for September in Perth: shorts and a short-sleeve are the standard kit, a wind-blocking layer for exposed routes.
September vs the surrounding months
vs August
+3° avg high
-3 rain days
Perth in August →
September
67°F avg high
12 rain days
Best: morning
vs October
-4° avg high
+1 rain days
Perth in October →
Frequently Asked Questions
What is the best time of day to run in Perth in September?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in Perth in September?+
Average high 67°F, average low 51°F.
How does September compare to surrounding months in Perth?+
Compared to August (avg high 64°F), September is warmer. Compared to October (avg high 71°F), September is cooler.
Does it rain often in Perth in September?+
Expect about 12 measurable rain days in September, on average.