Deception Bay — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Deception Bay (Australia). It includes the current water temperature, daily data for the last month presented in a simple chart, and a 7-day forecast. The page also compares today’s value with typical averages for this period, shows usual monthly ranges during the year, and lists nearby beaches with short descriptions. Local weather for the next few days and general details about Deception Bay help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Deception Bay in the Coral Sea today is 19°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming.
It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Water temperature in Deception Bay today is lower than both a week ago and a month ago. Currently, the sea water at this location is slightly cooler than average for this day in previous years.
According to our forecast, Water temperature in Deception Bay will be 20.7°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 |
|---|---|---|---|
| JUN 1 | 21.1°C | 21.5°C | |
| JUN 2 | 21.0°C | 21.5°C | |
| JUN 3 | 20.4°C | 21.8°C | |
| JUN 4 | 20.4°C | 21.5°C | |
| JUN 5 | 20.0°C | 21.5°C | |
| JUN 6 | 19.9°C | 21.5°C | |
| JUN 7 | 19.9°C | 21.5°C | |
| JUN 8 | 19.7°C | 21.8°C | |
| JUN 9 | 19.4°C | 21.8°C | 19.4°C |
| JUN 10 | 21.5°C | 19.6°C | |
| JUN 11 | 21.5°C | 19.8°C | |
| JUN 12 | 21.8°C | 19.9°C | |
| JUN 13 | 21.5°C | 20.1°C | |
| JUN 14 | 21.5°C | 20.3°C | |
| JUN 15 | 21.3°C | 20.5°C | |
| JUN 16 | 21.3°C | 20.7°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Water temperature data for this location is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Annual Water Temperature Overview by Month
Monthly Water Temp Ranges
Annual Water Temperature Trend
Deception Bay is a shallow, sheltered inlet on Moreton Bay just north of Brisbane, with a mix of tidal mudflats, seagrass beds and sandy shoreline that influence local water conditions. Sea temperatures follow a typical subtropical pattern: in summer (December–February) waters are warmest, often around 25–29 °C, while autumn (March–May) generally sees temperatures from about 22–27 °C. Winter (June–August) brings the coolest conditions, with water commonly in the 18–22 °C range, and spring (September–November) usually ranges between 20–26 °C. Overall seasonal swings are moderate, with the annual broad range roughly from 18 °C up to the high twenties, and surface temperatures can fluctuate with tides, wind and freshwater inflows.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 23°C | 26°C | 28°C |
| February | 25°C | 27°C | 29°C |
| March | 24°C | 26°C | 29°C |
| April | 22°C | 25°C | 27°C |
| May | 19°C | 23°C | 26°C |
| June | 19°C | 22°C | 24°C |
| July | 18°C | 21°C | 23°C |
| August | 18°C | 21°C | 23°C |
| September | 18°C | 21°C | 24°C |
| October | 20°C | 22°C | 27°C |
| November | 21°C | 23°C | 27°C |
| December | 22°C | 25°C | 28°C |
* Click on a month to view detailed water temperature data.
Deception Bay: Weather Forecast
June 10
June 11
June 12
Location, Beaches & Local Information
Nearby Beaches & Facilities
Beachmere Offleash Dog Beach
Endeavour Park
Jason Beach
Queens Beach North
Queens Beach South
Spitfire Beach
Scarborough Beach
Suttons Beach
Redcliffe Beach
Swimming Conditions
Swimming and beach holidays at Deception Bay suit those seeking a calm, family-friendly bay rather than surf beach experiences. On warm summer days the water is comfortably warm for prolonged swimming, paddling and snorkelling in shallow areas, while spring and autumn offer pleasant conditions for beachside activities. In winter the cooler 18–22 °C water may feel brisk for long swims unless wearing a wetsuit, but still allows short dips and shoreline recreation. Water clarity and safety vary with tides, boat traffic and weather, and some foreshore areas are unpatrolled, so checking local conditions and lifeguard presence is advisable. Occasional marine life and seasonal stingers can occur during warmer months, so swimmers should take standard local precautions and choose sheltered spots for family visits.