Kirribilli — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Kirribilli (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 Kirribilli help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Kirribilli in the Tasman Sea today is 17°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people.
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
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 Kirribilli will be 17.8°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 |
|---|---|---|---|
| JUL 24 | 16.9°C | 18.0°C | |
| JUL 25 | 17.1°C | 18.3°C | |
| JUL 26 | 16.8°C | 18.3°C | |
| JUL 27 | 16.7°C | 18.3°C | |
| JUL 28 | 16.9°C | 18.0°C | |
| JUL 29 | 16.8°C | 17.8°C | |
| JUL 30 | 16.9°C | 18.3°C | |
| JUL 31 | 17.1°C | 17.8°C | |
| AUG 1 | 16.7°C | 18.5°C | 16.7°C |
| AUG 2 | 18.3°C | 16.9°C | |
| AUG 3 | 18.0°C | 17.0°C | |
| AUG 4 | 18.8°C | 17.2°C | |
| AUG 5 | 18.3°C | 17.3°C | |
| AUG 6 | 18.3°C | 17.5°C | |
| AUG 7 | 18.5°C | 17.6°C | |
| AUG 8 | 18.5°C | 17.8°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
Kirribilli sits on the northern shore of Sydney Harbour, where the water is tidal, generally sheltered and influenced by both harbour currents and seasonal weather. Surface temperatures through the year typically range from about 20–24°C in summer (December–February), cooling to roughly 18–22°C in autumn (March–May). Winter (June–August) water temperatures commonly fall to around 15–19°C, while spring (September–November) sees a gradual rise to about 16–21°C. Local conditions can vary with wind, tides and recent rainfall, and shallow bays or sun-exposed areas may be a degree or two warmer on calm days.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 20°C | 23°C | 25°C |
| February | 22°C | 23°C | 27°C |
| March | 20°C | 23°C | 26°C |
| April | 19°C | 22°C | 25°C |
| May | 16°C | 21°C | 24°C |
| June | 15°C | 20°C | 23°C |
| July | 15°C | 19°C | 21°C |
| August | 15°C | 19°C | 20°C |
| September | 16°C | 18°C | 20°C |
| October | 16°C | 19°C | 22°C |
| November | 17°C | 20°C | 22°C |
| December | 18°C | 21°C | 25°C |
* Click on a month to view detailed water temperature data.
Kirribilli: Weather Forecast
August 3
August 4
August 5
Location, Beaches & Local Information
Nearby Beaches & Facilities
Hayes Street Beach
Corner Beach
North Steyne Beach
Sirius Cove Beach
Athol Beach
Greenwich Baths
Mckell Park Beach
Double Bay Beach
Dawn Fraser Baths
Swimming Conditions
Swimming around Kirribilli is primarily a harbour experience rather than surf beach bathing: the area offers calm coves, rocky platforms and small sandy pockets suitable for casual swims, paddleboarding and snorkeling when conditions are calm. Water is often warmest and most pleasant for swimming in late spring and summer when temperatures are consistently above 20°C, but visitors should be mindful that formal lifeguard patrols are limited in many harbour spots and currents can be stronger near headlands and ferry channels. For traditional beach holidays, a short ferry ride gives access to ocean beaches with surf, while local foreshore parks and promenades make Kirribilli convenient for relaxed waterfront swims and family outings; always check local water-quality advisories after heavy rain.