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.
Current Sea Water Temperature
The average sea water temperature today in Church Rock is about 17°C.
Water Temperature in Church Rock: Daily Trends, Historical Records, and Forecast
⚠️ This is cool water that may feel brisk on entry. Swimming is usually limited to short sessions, and prolonged stays can become uncomfortable without thermal protection. Many swimmers choose a wetsuit, especially for surfing or open-water swimming.
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
Water temperatures in Church Rock 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 Church Rock 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 |
|---|---|---|---|
| Mar 12 | 17.9°C | 19.0°C | |
| Mar 13 | 18.0°C | 18.5°C | |
| Mar 14 | 17.6°C | 18.5°C | |
| Mar 15 | 17.5°C | 18.3°C | |
| Mar 16 | 17.2°C | 18.5°C | |
| Mar 17 | 17.2°C | 18.8°C | |
| Mar 18 | 17.1°C | 18.5°C | |
| Mar 19 | 17.1°C | 19.0°C | |
| Mar 20 | 17.0°C | 19.0°C | 17.0°C |
| Mar 21 | 19.0°C | 17.2°C | |
| Mar 22 | 18.7°C | 17.4°C | |
| Mar 23 | 19.0°C | 17.6°C | |
| Mar 24 | 19.0°C | 17.8°C | |
| Mar 25 | 19.0°C | 18.0°C | |
| Mar 26 | 19.0°C | 18.2°C | |
| Mar 27 | 19.0°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 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
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 |
|---|---|---|---|
| January | 15°C | 18°C | 21°C |
| February | 16°C | 18°C | 21°C |
| March | 16°C | 19°C | 21°C |
| April | 15°C | 18°C | 20°C |
| May | 14°C | 16°C | 19°C |
| June | 12°C | 15°C | 17°C |
| July | 11°C | 14°C | 16°C |
| August | 10°C | 13°C | 16°C |
| September | 11°C | 13°C | 16°C |
| October | 11°C | 14°C | 17°C |
| November | 12°C | 14°C | 19°C |
| December | 13°C | 16°C | 19°C |
* Click on a month to view detailed water temperature data.
Church Rock: Weather Forecast
March 21
March 22
March 23
Local Water Conditions and Nearby Spots
Nearby Beaches and Water Temperatures
Arthur Beach
Periwinkle Beach
Marrawah Beach
Lady Kathleen Beach
Green Point Beach
Mount Cameron Beach
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.