Weather in Rottnest Island, Perth, Australia in July

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Visiting Rottnest Island, Perth, Australia in July

The weather in July is slightly cooler than the previous month. July has average maximum temperatures of 18°C (65°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 53% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.4 hours of sunshine per day. It is not a good time for sunbathing in Rottnest Island.

July has total rainfall of 19.1cm (7.5inches) making it a bit rainy but with only moderate showers. There are 16.5 days with some rainfall so you can still enjoy the beach on the clear days.

Sea temperatures are a moderate 21°C (70°F). July is a pleasant month for swimming in Rottnest Island though some people may prefer warmer water. The sea temperature in July is marginally cooler than the previous month and temperatures continue to drop into August.

July is the coldest and wettest month at Rottnest Island, with frequent rain and rough seas. Swimming, sunbathing, snorkeling, and diving are not recommended during this time. However, the challenging conditions can be appealing to experienced surfers, while windsurfing and kitesurfing may still be possible on windy days. Consider visiting Rottnest Island in the months of January, February, March, December, for the best beach weather. Also consider one of our other suggestions for July.

Can you sunbathe in Rottnest Island in July?

No, July is not a good time for sunbathing in Rottnest Island.

July has average maximum temperatures of 18°C (65°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 53% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.4 hours of sunshine per day. July has total rainfall of 19.1cm (7.5inches) making it a bit rainy but with only moderate showers. There are 16.5 days with some rainfall so you can still enjoy the beach on the clear days.

More about July temperature and sunshine.

Can you swim in Rottnest Island in July?

Yes, July is a pleasant month for swimming in Rottnest Island with moderate sea temperatures 21°C (70°F).

More about July sea temperatures.

Is July a good time to holiday in Rottnest Island?

Yes, July is a good time for a holiday in Rottnest Island.

July has average maximum temperatures of 18°C (65°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 53% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.4 hours of sunshine per day. July has total rainfall of 19.1cm (7.5inches) making it a bit rainy but with only moderate showers. There are 16.5 days with some rainfall so you can still enjoy the beach on the clear days. It is not a good time for sunbathing in Rottnest Island. Sea temperatures are a moderate 21°C (70°F). July is a pleasant month for swimming in Rottnest Island though some people may prefer warmer water.

More about the July temperatures and sunshine.

Is Rottnest Island warm in July?

Yes, Rottnest Island is not that warm but sunbathing may be possible on some clear days in July.

The average maximum temperature in Rottnest Island in July is 18°C (65°F). The average maximum temperature is 19°C (67°) in the previous month and 19°C (67°F) in the next month.

The average temperature in Rottnest Island in July is 12°C (54°F). The average temperature is 14°C (56°F) in the previous month and 14°C (56°F) in the next month.

More info about the July temperatures and sunshine.

How sunny is Rottnest Island in July?

The average day light hours per day in Rottnest Island in July are 10.2. The sunshine percentage is 53% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.4 hours of sunshine per day.

More about July sunshine.

Crowds in Rottnest Island in July

July is another quiet month on Rottnest Island, with cold winter weather discouraging most visitors from heading to the beach. The island is peaceful and serene during this time, with very few people around. There are no major public holidays or events in July, so the beach remains uncrowded throughout the month.

Temperature in Rottnest Island in July

The weather in July is slightly cooler than the previous month. The average maximum temperature in Rottnest Island in July is 18°C (65°F). The average maximum temperature is 19°C (67°F) in the previous month and 19°C (67°F) in the next month.

The average temperature in Rottnest Island in July is 12°C (54°F). The average temperature is 14°C (56°F) in the previous month and 14°C (56°F) in the next month.

The average minimum temperature in Rottnest Island in July is 7°C (45°F). The minimum temperature is 8°C (47°F) in the previous month and 8°C (46°F) in the next month.

Sunshine in Rottnest Island in July

The days in July are marginally longer than the previous month and the days continue to get slightly longer into August. July has marginally more hours of sunshine than the previous month and hours of sunshine continue to rise into August. During July the average day light hours are 10.2 per day in Rottnest Island. The sunshine percentage is 53% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.4 hours of sunshine per day.

The ultraviolet index in Rottnest Island in July is typically 3.5 during July. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Rottnest Island in July

The average sea water temperature in Rottnest Island in July is 20.9°C (69.6°F) which is comfortable for swimming though some may prefer warmer water. The sea temperature in July is marginally cooler than the previous month and temperatures continue to drop into August.

Rainfall in Rottnest Island in July

July weather is marginally wetter than the previous month and rainfall continues to rise quickly into August. July has a few more days of rain than the previous month. The average total rainfall in Rottnest Island in July is 19.1cm (7.5inches) and on average there are 16.5 rainy days in July making it a wet time to visit the beach.

Humidity in Rottnest Island in July

The maximum dew point (an indicator of humidity) in Rottnest Island in July is 11°C (51°F) which is very comfortable. The dew point is 11°C (52°F) in the previous month and 11°C (11°F) in the next month.

The average maximum relative humidity in Rottnest Island in July is typically 95.8%. The maximum relative humidity is 93.5% in the previous month and 95.7% in the next month.

The average relative humidity in Rottnest Island in July is typically 74.3%. The average relative humidity is 72.3% in the previous month and 72.7% in the next month.

Wind Speed in Rottnest Island in July

The average maximum wind speed in Rottnest Island in July is typically 27KM/H (17MPH). The average maximum wind speed is 27KM/H (17MPH) in the previous month and 28KM/H (18MPH) in the next month.

The average wind speed in Rottnest Island in July is typically 14KM/H (8MPH). The average wind speed is 14KM/H (9MPH) in the previous month and 14KM/H (9MPH) in the next month.

The average wind direction in Rottnest Island in July is from the North.

Monthly Averages

Suggested Beaches in July

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