Perth Weather in September
Australia · 30-year monthly averages
🌟 Great time to visit
September in Perth is pleasantly warm, with average daytime highs around 21°C (69°F) and nighttime lows near 10°C (49°F). Expect roughly 83mm of precipitation spread over about 11 rainy days, with a moderate amount of rain.
Avg high
21°C
69°F
Avg low
10°C
49°F
Rainfall
83mm
moderate
Rainy days
11
days with ≥1mm
🎒 What to pack
- light layers
- comfortable walking shoes
September vs the rest of the year
FAQ
- How hot is Perth in September?
- September in Perth is pleasantly warm, with average daytime highs around 21°C (69°F) and nighttime lows near 10°C (49°F). Expect roughly 83mm of precipitation spread over about 11 rainy days, with a moderate amount of rain.
- Does it rain a lot in Perth in September?
- Perth sees around 83mm of precipitation in September on average — moderate by global standards.
- Is September a good time to visit Perth?
- September is one of the best months to visit Perth — comfortable temperatures and manageable rainfall.