South Australia Sea Temperature

This page provides detailed information about the water temperature in South Australia, Australia. All countries, cities and resorts on the coast. The range of sea temperatures for today. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Sea Temperature

18.2°C

minimal

20.6°C

average

21.6°C

maximum

Graph of Sea Temperature Changes in South Australia Over the Last 60 Days

Water temperature in the South Australia by month

Month	Minimum	Maximum
January	16°C	24°C
February	16°C	24°C
March	15°C	24°C
April	14°C	22°C
May	14°C	20°C
June	12°C	18°C
July	11°C	17°C
August	11°C	17°C
September	11°C	17°C
October	12°C	18°C
November	13°C	21°C
December	16°C	22°C

The Warmest Places on the Seaside in South Australia Today

22°C

Ardrossan

22°C

Marino

21°C

Christies Beach

21°C

Birkenhead

21°C

Moana

21°C

Glenelg

List of All Coastal Cities in South Australia

Seas and Oceans that Border South Australia

Indian Ocean

Australia: List of Regions

Water Temperature in South Australia: General Trends and Swimming Opportunities

In South Australia, the coastal water temperatures vary significantly throughout the year, offering different experiences for beachgoers and water enthusiasts. During the summer months (December to February), the sea temperatures off the coast of Adelaide and other southern regions typically range from 66°F to 75°F (19°C to 24°C). These conditions make swimming and other water activities such as surfing and snorkeling enjoyable, though the waters are cooler than those found further north in Australia.

As autumn sets in (March to May), the temperatures begin to cool slightly. In southern coastal areas like those near the Fleurieu Peninsula, sea temperatures generally hover around 64°F to 70°F (18°C to 21°C). These cooler waters still provide good conditions for surfing and other water sports, though some swimmers may opt for wetsuits to stay comfortable in the slightly chillier temperatures.

Winter (June to August) sees the water temperatures drop further, particularly along the southern and western coasts of South Australia. The waters can reach temperatures as low as 54°F to 61°F (12°C to 16°C). While this may deter casual swimmers, the region remains popular for other activities like surfing, particularly with wetsuits, and for those who appreciate the cooler, less crowded coastal environment. Even in winter, the southern coastline's relatively mild conditions make it a unique destination for water-based activities, though it's generally not ideal for those seeking warm beach days.

Geographical Location of South Australia

Frequently Asked Questions About South Australia and its Water Temperatures

What is the current sea temperature on the coast of South Australia in Australia?

The sea temperature today on the coast of South Australia ranges from 65°F (18.2°C) in Ceduna to 71°F (21.6°C) in Ardrossan.

When does the sea in South Australia in Australia reach a comfortable swimming temperature?

In South Australia (Australia) the sea temperature can reach 70°F (21°C) in January, February, and March. It should be noted that the mentioned values apply to the warmest point of the region. In other areas of South Australia, the values may vary.

What are the most popular seaside resorts in South Australia?

The most popular places on the coast of South Australia (Australia), based on our visitors' interest in the water temperature, are cities Adelaide, Port Noarlunga, Glenelg, Port Lincoln, and Victor Harbor.

Which seas and oceans does the South Australia have access to?

South Australia (Australia) has access only to the Indian Ocean.