Cottesloe weather in September (Western Australia, Australia)
Curious about the September weather in Cottesloe? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.
In Cottesloe the weather in September is generally perfect, with pleasant temperatures and moderate rainfall. Anticipate daytime temperatures around 20°C, while night temperatures can drop to 12°C.
Cottesloe in September usually receives moderate rainfall, averaging around 63 mm for the month. When we look at the climate data from the last 30 years, we can expect around 10 days of rain.
With around 230 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.
If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. January, February, March, April, May, September, October, November and December generally stand out with the best circumstances. While July tends to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Cottesloe climate page with graphs.
Cottesloe, monthly averages in September
Min Temperature
12°C
Max Temperature
20°C
Water Temperature
17°C *
Chance of Rain
34%
Precipitation
63 mm
Rainy days
10 days
Humidity
53% *
Windspeed
22 km/h *
Sunshine
230 hours *
Percentage Sunshine
*
Where to go in Australia in September
Find out more about the weather in Australia in September and which places have the best weather conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in Cottesloe in September?
For visitors traveling to Cottesloe, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes. With a water temperature of around 17°C there is no need to bring your swimwear.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in September.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Cottesloe.
Our site offers climate and forecast data for every country in the world. Are you going to Australia? On this website you can find historical weather averages for many cities in Australia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.
