Rottnest Island Weather in July

July in Rottnest Island averages 19°C (66°F) during the day and 14°C (57°F) at night. Quite a bit of rainfall is typical this month, with around 143 mm (5.6 in) on average. An umbrella is a good idea.

Rainfall in Rottnest Island in July

This month experiences about 15 days of rain according to historical data, averaging 143 mm (5.6 in). 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 Rottnest Island in July

Rottnest Island in July gets highs of 19°C (66°F) during the day and drops to 14°C (57°F) at night. Conditions are often most pleasant around the middle of the day. With overnight lows of 14°C (57°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Rottnest Island in July

Expect a lot of sunshine this month, with about 191 hours of sun. These sunny conditions add to the overall experience.

July in Rottnest Island can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

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

Rottnest Island Temperature in July

Min Temperature 14°C (57°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 49%  

Precipitation 143 mm (5.6 in)  

Rainy days 15 days  

Humidity 57% *  

Sunshine 191 hours *  

Percentage Sunshine *  

* Data from: Perth, Australia (41 KM, 26 Miles).

What to Wear in Rottnest Island in July

Pleasant temperatures in July 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Rottnest Island in July

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

6/10

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 Australia, check out our Rottnest Island's climate page.

More climate data for Rottnest Island

Temperature Rainfall Sunshine Humidity

See the full Rottnest Island climate overview or explore weather in Australia.