Port Willunga
Australia
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Port Willunga, Australia

In January, the average sea temperature in Port Willunga, Australia, is 20.5°C (68.9°F). Note: For swimming, a surface water temperature of 20.5°C (68.9°F) is not enjoyable for the majority. Weather in January »

February is the month with the warmest seawater in Port Willunga, Australia, with an average sea temperature of 20.7°C (69.3°F). Note: Swimming in 20.7°C (69.3°F) is not enjoyable for the majority. Weather in February »

In Port Willunga, Australia, the average seawater temperature in March is 20.2°C (68.4°F). Note: For most, swimming in 20.2°C (68.4°F) is not an enjoyable activity. Weather in March »

In Port Willunga, Australia, the average seawater temperature in April is 19°C (66.2°F). Note: Swimming in 19°C (66.2°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F). Weather in April »

In Port Willunga, Australia, the average seawater temperature in May is 17.4°C (63.3°F). Note: For most, swimming in 17.4°C (63.3°F) is not an enjoyable activity. Weather in May »

In Port Willunga, Australia, in June, the average water temperature is 15.4°C (59.7°F). Note: For swimming, a surface water temperature of 15.4°C (59.7°F) is not enjoyable for the majority. Weather in June »

In Port Willunga, Australia, the average seawater temperature in July is 14.1°C (57.4°F). Note: Swimming in 14.1°C (57.4°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in July »

The month with the coldest seawater in Port Willunga, Australia, is August, with an average sea temperature of 13.8°C (56.8°F). Note: Swimming in 13.8°C (56.8°F) is considered dangerous. Weather in August »

In Port Willunga, Australia, the average seawater temperature in September is 14.3°C (57.7°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in September »

In Port Willunga, Australia, in October, the average water temperature is 15.4°C (59.7°F). Note: For swimming, a surface water temperature of 15.4°C (59.7°F) is not enjoyable for the majority. Weather in October »

In November, the average sea temperature in Port Willunga, Australia, is 17.7°C (63.9°F). Note: For most, swimming in 17.7°C (63.9°F) is not an enjoyable activity. Weather in November »

In Port Willunga, Australia, in December, the average water temperature is 19.3°C (66.7°F). Note: Swimming in 19.3°C (66.7°F) is not enjoyable for the majority. Weather in December »

What is the month with the warmest sea water in Port Willunga?

With an average sea temperature of 20.7°C (69.3°F), February is the month with the warmest seawater.

What is the month with the shortest days in Port Willunga?

The month with the shortest days is June, with an average of 9.8h of daylight.

What month is the sea coldest in Port Willunga?

With an average sea temperature of 13.8°C (56.8°F), August is the month with the coldest seawater.

When are the longest days in Port Willunga?

The month with the longest days in Port Willunga, Australia, is December, with an average of 14.5h of daylight.
Average sea temperature - Port Willunga, Australia

The best month for swimming (with the highest average sea temperature) is February (20.7°C).
The coldest month (with the lowest average sea temperature) is August (13.8°C).

Average daylight - Port Willunga, Australia

The month with the longest days is December (Average daylight: 14.5h).
The month with shortest days is June (Average daylight: 9.8h).