Redgate Beach – current water temperature and swimming conditions

This page shows the current water temperature at Redgate Beach in Western 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

19.0°C

Today

19.1°C

Yesterday

18.9°C

A Week Ago

The average sea water temperature today in Redgate Beach is about 19°C.

Water Temperature in Redgate Beach: Daily Trends, Historical Records, and Forecast

⚠️ Water in this range feels cool but still manageable for many swimmers. Short to moderate swims are comfortable, especially in warm weather. Some people may prefer a wetsuit for longer stays, particularly when swimming actively or outside peak summer conditions.

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 July 23 to August 22

While water temperatures in Redgate Beach declined overall during the past month, they have shown a noticeable rebound over the last week.

According to our forecast, Sea water temperature in Redgate Beach will be 18.4°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
Aug 15	19.4°C	18.3°C
Aug 16	19.3°C	18.5°C
Aug 17	18.9°C	18.3°C
Aug 18	19.0°C	18.0°C
Aug 19	19.3°C	18.5°C
Aug 20	19.1°C	18.3°C
Aug 21	19.2°C	18.8°C
Aug 22	19.1°C	18.5°C
Aug 23	19.0°C	18.5°C	19.0°C
Aug 24		18.0°C	18.9°C
Aug 25		18.3°C	18.8°C
Aug 26		18.5°C	18.8°C
Aug 27		18.5°C	18.7°C
Aug 28		18.3°C	18.6°C
Aug 29		18.3°C	18.5°C
Aug 30		18.3°C	18.4°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 Redgate Beach 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

Redgate Beach sits just south of Margaret River town and faces straight into the Indian Ocean, giving it a wide, open feel backed by low cliffs and dunes. Water temperatures here are cool but quite predictable across the year. In summer, from December to February, the sea usually sits around 19–22°C, which feels comfortable on warm, sunny days. Autumn brings a gradual cool-down to about 17–20°C. Winter is noticeably colder and brisk, most often around 14–16°C, while spring sees a slow warm-up again to roughly 16–18°C, though fresh southerly winds can keep the water feeling chilly.

Monthly Water Temperature Range (Min, Max & Average)

Month	Min	Avg	Max
January	18°C	21°C	23°C
February	19°C	21°C	24°C
March	19°C	22°C	25°C
April	18°C	22°C	24°C
May	19°C	21°C	24°C
June	17°C	20°C	22°C
July	16°C	20°C	21°C
August	17°C	18°C	20°C
September	16°C	18°C	20°C
October	16°C	18°C	20°C
November	16°C	19°C	21°C
December	17°C	20°C	23°C

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

Redgate Beach: Weather Forecast

August 23

9°C / 16°C

clear sky

humidity: 72% | wind: 14 kmh

August 24

11°C / 15°C

few clouds: 11-25%

humidity: 69% | wind: 18 kmh

August 25

13°C / 17°C

light rain

humidity: 81% | wind: 29 kmh

August 26

12°C / 15°C

light rain

humidity: 76% | wind: 18 kmh

Local Water Conditions and Nearby Spots

Nearby Beaches and Water Temperatures

Redgate Beach

⭐ 3.4/5

19.5°C

Gas Bay

⭐ 3.9/5

18.0°C

Conto Spring

⭐ 4.2/5

18.4°C

Gnarabup Beach

⭐ 4.3/5

19.2°C

Prevelly Beach Surfspot

⭐ 3.1/5

18.9°C

Margaret River Mouth

⭐ 5.0/5

18.3°C

Margaret River Mouth Viewpoint

⭐ 5.0/5

18.0°C

Swimming Conditions

Swimming at Redgate Beach is allowed, but conditions mean it’s better suited to confident swimmers. The beach is exposed and regularly receives strong swell, with waves and currents that can be powerful, particularly outside calm summer weather. On settled summer days, swimming can be enjoyable and refreshing, especially close to shore, but it’s not typically a spot for long, relaxed swims. Many people opt for shorter dips, and wetsuits are common even in warmer months. Spring and autumn swimming tends to be brief, while winter swimming is mainly for experienced locals. Overall, Redgate Beach offers a classic Indian Ocean swimming experience, combining cool water with energetic conditions in a natural, uncrowded coastal setting.