Joondalup Weather in September

September in Joondalup sees daytime temperatures around 20°C (68°F) and lows of 11°C (52°F) at night. With around 61 mm (2.4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Joondalup in September

On average, there are about 10 days with rain during this month, averaging 61 mm (2.4 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Joondalup in September

September is one of the better months to visit Joondalup. Expect 20°C (68°F) during the day and 11°C (52°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Joondalup in September

Expect a lot of sunshine this month, with about 230 hours of sun. These sunny conditions add to the overall experience.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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• January
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For a detailed overview over the year and the best time to visit Australia, check out our Joondalup's climate page.

Joondalup Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 33%  

Precipitation 61 mm (2.4 in)  

Rainy days 10 days  

Humidity 53% *  

Sunshine 230 hours *  

Percentage Sunshine *  

* Data from: Perth, Australia (27 KM, 16 Miles).

What to Wear in Joondalup in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Joondalup in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

10/10

Walking

10/10

Barbeque

8/10

Camping

8/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Australia, check out our Joondalup's climate page.

More climate data for Joondalup

Temperature Rainfall Sunshine Humidity

See the full Joondalup climate overview or explore weather in Australia.