Average temperatures, rainfall and packing tips for Perth, Australia in September
🌡️ Avg high
21°C
🌙 Avg low
11°C
🌧️ Rainfall
~27 mm
📊 Warmth rank
#9 of 12
September in Perth at a glance
September in Perth is typically warm, with average daytime highs around 21°C and nights near 11°C. Temperature-wise it sits mid-range for Perth (the 9th warmest month).
Rainfall is light in September: roughly 27 mm across the whole month.
What to pack for Perth in September
T-shirts and light layers
A light jacket or sweater for the evenings
Perth - year at a glance
HighLow · September highlighted
Is September a good time to visit Perth?
🧳 September is one of the most comfortable months to visit Perth - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.
In September, Perth averages a daytime high of about 21°C and a night-time low of around 11°C, based on recent historical data.
Does it rain in Perth in September?
Rainfall is light in September: roughly 27 mm across the whole month.
Is September a good time to visit Perth?
September is one of the most comfortable months to visit Perth - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.