Port Victoria – current water temperature and swimming conditions

This page shows the current water temperature at Port Victoria in South Australia. You can view recent sea temperature trends on a 30-day chart, check typical monthly water temperature ranges, and compare today’s reading with historical averages for this date. The page also includes a 7-day water temperature forecast, nearby beaches with similar conditions, local weather information, and a summary of swimming conditions to help you assess how suitable the water is for swimming.

Current Sea Water Temperature

20.5°C

Today

20.7°C

Yesterday

21.3°C

A Week Ago

The average sea water temperature today in Port Victoria is about 21°C.

Water Temperature in Port Victoria: Daily Trends, Historical Records, and Forecast

✅ This water feels mild to warm and is comfortable for the majority of swimmers. Swimming is enjoyable, though longer stays may feel cooler for some people, especially in windy conditions. These temperatures are well suited to family outings and active swimming, particularly on warm days.

It’s important to note that these swimming tips and recommendations apply only in settled weather. When air temperatures drop below 20°C — and sometimes even below 25°C — swimming can feel uncomfortable, even when water temperatures are relatively high.

Water Temperature Over the Last 30 Days

From February 18 to March 20

Water temperatures in Port Victoria have been gradually cooling over the past month, with a further drop recorded during the last week.

According to our forecast, Sea water temperature in Port Victoria will be 20.4°C in the next 7 days. See the table below for daily data for the upcoming week.

Table of Daily Sea Temperature Data

Date	Current	Average	Forecast
Mar 12	20.3°C	20.8°C
Mar 13	20.8°C	20.8°C
Mar 14	21.3°C	20.8°C
Mar 15	20.8°C	20.5°C
Mar 16	20.7°C	20.5°C
Mar 17	20.9°C	20.5°C
Mar 18	20.7°C	20.5°C
Mar 19	20.7°C	20.3°C
Mar 20	20.5°C	20.3°C	20.5°C
Mar 21		20.3°C	20.5°C
Mar 22		20.3°C	20.5°C
Mar 23		20.7°C	20.4°C
Mar 24		20.3°C	20.4°C
Mar 25		20.7°C	20.4°C
Mar 26		20.3°C	20.4°C
Mar 27		20.0°C	20.4°C

* Current - Actual water temperature value

** Average - Average water temperature on this day in recent years

*** Forecast - Our water temperature forecast

Actual near-shore water temperatures in Port Victoria can vary by several degrees from the values shown, particularly after heavy rain, strong southerlies, or prolonged windy conditions. Certain wind patterns can trigger upwelling, where cooler, deeper water is pushed to the surface and replaces the warmer top layer, leading to noticeable short-term changes in water temperature.

Our water temperature forecast is produced using a proprietary mathematical model that combines real-time measurements with long-term historical patterns, local weather conditions, wind strength and direction, and air temperature specific to each coastal region. To improve accuracy, we cross-check data from nearby locations and use multiple sources, including offshore buoys, satellite-based sea surface maps, and observations provided by local authorities.

Annual Water Temperature Overview by Month

Monthly Water Temp Ranges

30°C

25°C

20°C

15°C

10°c

5°C

0°C

Annual Water Temperature Trend

Port Victoria sits on the western side of the Yorke Peninsula, looking out over the relatively sheltered waters of Spencer Gulf, and this location gives it milder water temperatures than the open southern ocean. In summer, the sea is at its warmest, usually around 20–24°C, which feels comfortable and inviting for swimming on hot days. Autumn brings a gradual cooling to roughly 18–21°C, while winter is cooler but still manageable, often around 13–15°C. Spring sees a steady warm-up, with water temperatures commonly sitting between 16–19°C, helped by sunshine and calmer gulf conditions.

Monthly Water Temperature Range (Min, Max & Average)

Month	Min	Avg	Max
January	17°C	21°C	23°C
February	18°C	21°C	23°C
March	17°C	20°C	23°C
April	16°C	19°C	22°C
May	15°C	18°C	20°C
June	13°C	15°C	17°C
July	11°C	14°C	16°C
August	11°C	13°C	15°C
September	12°C	14°C	16°C
October	12°C	15°C	18°C
November	15°C	17°C	20°C
December	16°C	19°C	21°C

* Click on a month to view detailed water temperature data.

Port Victoria: Weather Forecast

March 21

20°C / 25°C

clear sky

humidity: 55% | wind: 7 kmh

March 22

20°C / 27°C

clear sky

humidity: 50% | wind: 7 kmh

March 23

23°C / 28°C

few clouds: 11-25%

humidity: 45% | wind: 7 kmh

Local Water Conditions and Nearby Spots

Nearby Beaches and Water Temperatures

Rifle Butts Beach

⭐ 3.6/5

20.6°C

Wauraltee Beach

⭐ 3.3/5

21.4°C

Brown Point

⭐ 3.7/5

20.4°C

Swimming Conditions

Swimming is allowed at Port Victoria and is popular during the warmer months. The gulf waters here are generally calm, with little surf and gentle conditions compared to exposed ocean beaches, making it suitable for casual swimmers and families when the weather is settled. The shallow shoreline can warm quickly in summer, adding to comfort for relaxed swims. While conditions are usually mild, tides and local currents can still affect swimming, so basic awareness is important. Outside peak summer, some swimmers choose wetsuits for longer sessions. Overall, Port Victoria offers easy and enjoyable swimming, with relatively warm water and a relaxed coastal atmosphere well suited to recreational use.