Normal weather for Rottnest Island in July
It's cool to moderate in July in Rottnest Island with an average temperature of 18°C. Temperatures this month range from a low of 17°C to a high of 20°C. At night, you can expect temperatures between 9°C and 13°C.
In July, there is an average of 162 mm of precipitation, spread over 19 days. The wind speed is around 6 Bft, mostly coming from the South.
Rottnest Island in July |
New York | ||
|---|---|---|---|
 Average Temperature |
18°C | 31°C | |
 High Temp |
20°C | 33°C | |
| Low Temp |
17°C | 29°C | |
 Total Precipitation |
162 mm | 160 mm | |
| Rainy Days |
19 days | 18 days | |
Start of July
The month of July starts in Rottnest Island with mild temps, averaging around 18°C during the day and nights around 10°C. There are plenty of days with a good chance of precipitation.
With the temperature difference between day and night, it’s smart to wear layers. During the day, a shirt, maybe a light sweater, and thin pants will do. In the evening and morning, go for a warm jacket, sweater or hoodie, and long pants.
Mid July
By mid-July, daytime temps rise to around 19°C, with nights around 12°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
Since it cools down at night, it’s a good idea to wear layers. During the day, a shirt, maybe a light sweater, and thin pants will do. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
End of July
By the end of July, the average daytime temperature in Rottnest Island is around 19°C, while nighttime temps are about 12°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
Because temperatures drop in the evening, wearing layers is recommended. During the day, a shirt, maybe a light sweater, and thin pants will do. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
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UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is July a good time to visit Rottnest Island?
Looking for sun? July isn’t a good month to be in Rottnest Island. The temperature is nice, but there’s too much chance of rain.
Temperature records for Rottnest Island in July
Check out the climate of Rottnest Island for all months and discover the best travel time
Curious about the weather in other parts of Australia? Check out the climate and weather for spots like Sydney, Gold Coast, Melbourne, or explore other destinations in Australia.
June
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Daily Temperature in July in Rottnest Island
This chart shows the average daily high and low temperatures in July for Rottnest Island, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in July in Rottnest Island
The chart below shows the average daily precipitation in July for Rottnest Island, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for July, you can expect about 19 days of precipitation in Rottnest Island.
Daily UV Index in July in Rottnest Island
This chart shows the average daily UV index in July in Rottnest Island, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in July in Rottnest Island Over the Years
This chart shows the average temperature in July in Rottnest Island, measured in degrees Celsius, over the past few years.
Total Precipitation in July in Rottnest Island Over the Years
This chart shows the average precipitation in July in Rottnest Island, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily Climate in July for Rottnest Island
Click on any day in July to get detailed info about the usual weather on that day in Rottnest Island. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in July in Rottnest Island
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Average Weather in Rottnest Island by Month
Click on a month below to see detailed weather info for Rottnest Island. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Rottnest Island for all months at once
