All data are in degrees Fahrenheit

en

Water temperature in Perth

Detailed information about the current water temperature in Perth. 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 Perth now

68.3

°F

May 6, 15:36

Trend:

stable

Yesterday:

68.2°F

Tomorrow:

68.3°F

Sunrise:

06:52

Sunset:

17:34

Day Length:

10 h. 42 min.

Perth in May

Minimum:

71.5°F

Average:

73.2°F

Maximum:

74.7°F

Sea water temperature in Perth today

As of now, in Perth, the water temperature is 68.3°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 0.4°F lower 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 stay about the same.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling 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 70.1°F on 2021, while the historical minimum was 67.7°F on 2019.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 68.1°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Perth

Date Current Year

actual* / forecast**

last year 10 years average
Apr 22 70.3°F 69.6°F 70.1°F
Apr 23 70.0°F 69.5°F 69.9°F
Apr 24 69.9°F 70.2°F 69.9°F
Apr 25 69.9°F 69.7°F 69.7°F
Apr 26 69.7°F 69.7°F 69.6°F
Apr 27 69.7°F 69.7°F 69.6°F
Apr 28 69.7°F 69.2°F 69.6°F
Apr 29 69.4°F 68.4°F 69.3°F
Apr 30 69.3°F 68.6°F 69.3°F
May 1 69.2°F 68.2°F 69.2°F
May 2 69.2°F 68.1°F 69.1°F
May 3 68.7°F 68.0°F 68.9°F
May 4 68.8°F 68.0°F 68.7°F
May 5 68.2°F 67.6°F 68.6°F
May 6 68.3°F 67.8°F 68.8°F
May 7 68.3°F 67.9°F 68.7°F
May 8 68.3°F 67.9°F 68.7°F
May 9 68.3°F 68.4°F 68.8°F
May 10 68.2°F 68.3°F 68.6°F
May 11 68.1°F 68.3°F 68.5°F
May 12 68.0°F 67.8°F 68.4°F
May 13 67.9°F 67.8°F 68.3°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 Perth by month

In Perth, the months January through March offer comfortable swimming conditions, which amounts to 73 swimming days.
The warmest water in Perth was recorded on February 27, 2022, reaching a 77.3°F. While the coldest temperature occurred on September 6, 2018, dipping to 60.8°F. The average readings by season are 73.1°F in Winter, 70.7°F in Spring, 64.9°F in Summer, and 65.7°F in Autumn.