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Church Rock – current water temperature and swimming conditions

This page shows the current water temperature at Church Rock in Tasmania. 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.

Church Rock
Church Rock © Colleen Pickering

Current Sea Water Temperature

13.4°C
Today
13.5°C
Yesterday
13.3°C
A Week Ago

The average sea water temperature today in Church Rock is about 13°C.

Water Temperature in Church Rock: Daily Trends, Historical Records, and Forecast

❌ Water at this temperature feels cold and is generally suitable only for brief immersion. Swimming without a wetsuit can quickly become uncomfortable, and exposure time is usually short. These conditions are mainly suitable for experienced swimmers or those using proper thermal gear.

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 Church Rock declined overall during the past month, they have shown a noticeable rebound over the last week.

According to our forecast, Sea water temperature in Church Rock will be 13.1°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 1413.4°C12.8°C
Aug 1513.5°C13.0°C
Aug 1613.3°C13.0°C
Aug 1713.3°C13.5°C
Aug 1813.5°C13.0°C
Aug 1913.4°C12.8°C
Aug 2013.4°C12.8°C
Aug 2113.5°C13.0°C
Aug 2213.4°C13.0°C13.4°C
Aug 2312.7°C13.4°C
Aug 2413.0°C13.3°C
Aug 2513.3°C13.3°C
Aug 2613.0°C13.2°C
Aug 2713.0°C13.2°C
Aug 2813.0°C13.1°C
Aug 2913.0°C13.1°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 Church Rock 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

Church Rock sits along Tasmania’s rugged west coast, where the Indian Ocean drives a cool, powerful marine environment through every season. Water temperatures here are among the coldest in the state. In summer, from December to February, the sea typically reaches about 14–16 °C, which remains brisk even on warm days. Autumn brings a slight cooling to around 13–15 °C, while winter is notably cold, commonly sitting near 10–12 °C. Spring sees only a modest warm-up, with temperatures usually between 11–13 °C, and frequent weather changes can make the water feel colder than the numbers suggest.

Monthly Water Temperature Range (Min, Max & Average)

Month Min Avg Max
January15°C18°C21°C
February16°C18°C21°C
March16°C19°C21°C
April15°C18°C20°C
May14°C16°C19°C
June12°C15°C17°C
July11°C14°C16°C
August10°C13°C16°C
September11°C13°C16°C
October11°C14°C17°C
November12°C14°C19°C
December13°C16°C19°C

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

Church Rock: Weather Forecast

August 23

11°C / 12°C
light rain
humidity: 83% | wind: 11 kmh

August 24

11°C / 14°C
light rain
humidity: 88% | wind: 7 kmh

August 25

9°C / 11°C
light rain
humidity: 84% | wind: 18 kmh

Local Water Conditions and Nearby Spots

Nearby Beaches and Water Temperatures

Arthur Beach

⭐ 3.1/5
12.8°C

Periwinkle Beach

⭐ 2.6/5
13.0°C

Marrawah Beach

⭐ 4.2/5
14.5°C

Lady Kathleen Beach

⭐ 3.1/5
14.1°C

Green Point Beach

⭐ 3.6/5
14.5°C

Mount Cameron Beach

⭐ 3.1/5
14.1°C

Swimming Conditions

Swimming at Church Rock is allowed, but it’s very much for experienced and well-prepared swimmers. The coastline is fully exposed to Indian Ocean swells, with strong waves, unpredictable currents, and rapidly shifting conditions. Calm days are relatively rare and tend to occur in summer during settled weather patterns. When conditions do allow, swimming is usually limited to short dips close to shore, and wetsuits are strongly recommended due to cold water and wind exposure. For most visitors, the area is better suited to coastal walks and taking in the dramatic scenery rather than regular swimming. Overall, Church Rock offers genuine cold-water ocean swimming in a raw and remote setting, where safety depends heavily on weather awareness and local knowledge.

🏄‍♀️ Nearby Surf Spots and Water Temperatures

Church Bay

⭐ 3/5
13.9°C

Lighthouse Beach

⭐ 3/5
14.4°C

Nettley Bay Point

⭐ 3/5
12.9°C

Nettley Bay Reefs

⭐ 3/5
12.9°C

Greens Point Beach

⭐ 3/5
14.1°C
15 km away 📍 Beach and point

Mount Cameron

⭐ 3/5
14.1°C
20 km away 📍 Beach and reef

Frequently Asked Questions

What is the sea water temperature in Church Rock today?
Sea water temperature in Church Rock in the Indian Ocean today is 13°C.
What is the water temperature in Church Rock during summer?
During summer, the water temperature in Church Rock typically ranges from 13°C to 21°C.
What is the water temperature in Church Rock during autumn?
During autumn, the water temperature in Church Rock typically ranges from 14°C to 21°C.
What is the water temperature in Church Rock during spring?
During spring, the sea water temperature in Church Rock typically ranges from 11°C to 19°C.
What is the water temperature in Church Rock during winter?
During winter, the sea water temperature in Church Rock typically ranges from 10°C to 17°C.
Which beaches are popular in the Church Rock area?
Some of the most popular beaches in the Church Rock area include: Arthur Beach, Periwinkle Beach, Marrawah Beach, Lady Kathleen Beach, Green Point Beach.
What are the nearest surf spots to Church Rock?
Some of the closest surf spots near Church Rock include Church Bay, Lighthouse Beach, Nettley Bay Point.