All data are in degrees Fahrenheit

en

Water temperature in Adelaide

Detailed information about the current water temperature in Adelaide. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Adelaide now

66.9

°F

April 27, 15:14

Trend:

decreasing

Yesterday:

67.0°F

Tomorrow:

66.8°F

Sunrise:

06:48

Sunset:

17:38

Day Length:

10 h. 50 min.

Adelaide in May

Minimum:

68.2°F

Average:

70.4°F

Maximum:

72.4°F

Sea water temperature in Adelaide today

As of now, in Adelaide, the water temperature is 66.9°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 0.5°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature closely matches the previous two weeks' average, indicating a stable trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 68.1°F on 2025, while the historical minimum was 65.2°F on 2021.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 66.3°F, the minimum temperature may reach 65.6°F, and the maximum might stay at 66.8°F.

Daily water temperature in Adelaide

Date Current Year

actual* / forecast**

last year 10 years average
Apr 13 67.6°F 69.8°F 67.9°F
Apr 14 66.8°F 70.1°F 67.7°F
Apr 15 66.4°F 70.3°F 67.6°F
Apr 16 66.6°F 70.3°F 67.6°F
Apr 17 67.2°F 70.7°F 67.6°F
Apr 18 66.7°F 70.4°F 67.3°F
Apr 19 67.1°F 70.1°F 67.3°F
Apr 20 66.4°F 70.4°F 67.3°F
Apr 21 66.5°F 69.9°F 67.1°F
Apr 22 67.1°F 69.3°F 67.0°F
Apr 23 67.2°F 68.6°F 66.9°F
Apr 24 67.3°F 67.7°F 66.8°F
Apr 25 67.1°F 67.5°F 66.6°F
Apr 26 67.0°F 67.9°F 66.6°F
Apr 27 66.9°F 68.1°F 66.4°F
Apr 28 66.8°F 67.7°F 66.3°F
Apr 29 66.6°F 67.7°F 66.2°F
Apr 30 66.5°F 67.4°F 66.1°F
May 1 66.4°F 67.1°F 65.9°F
May 2 66.1°F 66.4°F 65.6°F
May 3 65.9°F 66.3°F 65.4°F
May 4 65.6°F 66.1°F 65.1°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Adelaide by month

In an average year, Adelaide offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Adelaide was recorded on March 3, 2019, reaching a 76.2°F. While the coldest temperature occurred on July 27, 2016, dipping to 54.1°F. The average readings by season are 70.6°F in Winter, 67.4°F in Spring, 56.6°F in Summer, and 60.8°F in Autumn.