Is Spencer Gulf warm enough to swim in winter? In January sea water temperature throughout Spencer Gulf warms above 20°C and it is enough for a comfortable bath. Based on average water temperature observations over the past ten years, the warmest sea in Spencer Gulf in January was 23.9°C (in Port Pirie), and the coldest water 20.1°C (in Port Lincoln). To find out the sea temperature today and in the coming days, go to Current sea temperature in Spencer Gulf
Spencer Gulf cities and resorts with the values of the average water temperature in January in recent years.
For more detailed information about water temperature, surf forecast, weather and time of sunrise and sunset in any specific area of your interest, just click on a city name. For ease of search, all places are also grouped by the first letter of the name.
To find out what the water temperature was in Spencer Gulf any day over a period of the last ten years, select the month