All data are in degrees Fahrenheit

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Water temperature in Whyalla

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

73.5

°F

February 27, 14:53

Trend:

stable

Yesterday:

73.7°F

Tomorrow:

73.8°F

Sunrise:

07:06

Sunset:

19:59

Day Length:

12 h. 53 min.

Whyalla in March

Minimum:

71.5°F

Average:

73.7°F

Maximum:

76.3°F

Sea water temperature in Whyalla today

As of now, in Whyalla, the water temperature is 73.5°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.9°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 rise a bit.

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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 76.1°F on 2019, while the historical minimum was 72.8°F on 2017.

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 suggests a gradual increase. The average temperature is expected to rise up to 74.2°F, with minimum temperature starting at 73.8°F, while the maximum might reach 74.4°F.

Daily water temperature in Whyalla

Date Current Year

actual* / forecast**

last year 10 years average
Feb 13 75.7°F 76.7°F 75.1°F
Feb 14 74.8°F 77.1°F 74.9°F
Feb 15 73.7°F 76.8°F 74.7°F
Feb 16 74.9°F 76.4°F 74.8°F
Feb 17 75.8°F 75.7°F 74.8°F
Feb 18 75.7°F 74.2°F 74.8°F
Feb 19 75.1°F 73.7°F 74.8°F
Feb 20 74.9°F 73.3°F 74.5°F
Feb 21 75.1°F 72.7°F 74.4°F
Feb 22 75.0°F 73.5°F 74.5°F
Feb 23 74.9°F 73.8°F 74.5°F
Feb 24 74.8°F 73.8°F 74.7°F
Feb 25 73.9°F 73.5°F 74.5°F
Feb 26 73.7°F 74.5°F 74.5°F
Feb 27 73.5°F 74.6°F 74.3°F
Feb 28 73.8°F 75.8°F 74.7°F
Mar 1 74.4°F 75.5°F 74.5°F
Mar 2 74.4°F 75.4°F 74.5°F
Mar 3 74.3°F 74.7°F 74.4°F
Mar 4 74.2°F 74.0°F 74.3°F
Mar 5 74.2°F 75.0°F 74.2°F
Mar 6 73.9°F 74.5°F 73.9°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 Whyalla by month

In Whyalla, the months January through March offer comfortable swimming conditions, which amounts to 78 swimming days.
The warmest water in Whyalla was recorded on January 25, 2019, reaching a 78.9°F. While the coldest temperature occurred on July 31, 2025, dipping to 53.5°F. The average readings by season are 73.5°F in Winter, 68.6°F in Spring, 56.4°F in Summer, and 63.3°F in Autumn.