Perth · August
Run in the morning.
Cool month: average high 64°F, low 49°F. Humidity averages 75% — the limiting factor on most runs. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
64° / 49°F
Humidity
75%
Rain days
15/mo
Wind
15 mph
What August feels like in Perth
Sunrise
06:51
Mid-month average
Sunset
17:50
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 August
The kit for August in Perth: a long-sleeve or light jacket for the first mile, a wind-blocking layer for exposed routes, a water-resistant cap or jacket on standby.
August vs the surrounding months
vs July
+1° avg high
-4 rain days
Perth in July →
August
64°F avg high
15 rain days
Best: morning
vs September
-3° avg high
+3 rain days
Perth in September →
Frequently Asked Questions
What is the best time of day to run in Perth in August?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in Perth in August?+
Average high 64°F, average low 49°F.
How does August compare to surrounding months in Perth?+
Compared to July (avg high 63°F), August is warmer. Compared to September (avg high 67°F), August is cooler.
Does it rain often in Perth in August?+
Expect about 15 measurable rain days in August, on average.