Weather in Perth in September
Perth, Australia averages a high of 18.8°C (65.8°F) and low of 10.6°C (51.1°F) in September, with 8 rain days and 10.8 hours of daily sunshine. Travel score: 75.4/100 (Good). The best time to visit Perth is February.
High
19°C66°F
Low
11°C51°F
🌧️
8
rain days
☀️
10.8
hrs/day sunshine
💧
73%
humidity
75— Good
September in Perth is mild and mostly dry — good for most activities.
What are the average temperatures in Perth?
How much does it rain in Perth in September?
Perth receives an average of 53.6mm of rainfall across 8 rainy days in September. The annual total is 548.3mm.
What should I pack for Perth in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 19°C
Recommended
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
🌬️
Windbreaker
Windy conditions (25 km/h average)
Traveling to Australia in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31