Perth Weather in September

During September, Perth experiences high daytime temperatures of 22°C (72°F) and cooler nights around 11°C (52°F). Expect quite a bit of rainfall. Around 89 mm (3.5 in) is typical.

Rainfall in Perth in September

Historically, the month has about 9 days of rain, averaging 89 mm (3.5 in) in total. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Perth in September

The perfect temperature in Perth in September makes it a solid month to visit, with 22°C (72°F) during the day and 11°C (52°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Perth in September

The area enjoys a balanced 178 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Perth.

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 Canada, check out our Perth's climate page.

Perth Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 31%  

Precipitation 89 mm (3.5 in)  

Rainy days 9 days  

Humidity 59% *  

Sunshine 178 hours *  

Percentage Sunshine 47% *  

* Data from: Ottawa, Canada (72 KM, 45 Miles).

What to Wear in Perth 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. Prepare for significant rainfall with proper waterproof clothing and shoes. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Perth in September

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

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 Canada, check out our Perth's climate page.

More climate data for Perth

Temperature Rainfall Sunshine Humidity

See the full Perth climate overview or explore weather in Canada.