How cold is Manitoulin Island water in summer? In June water temperature throughout Manitoulin Island is not yet warm enough for swimming and does not exceed 20°C. Based on average water temperature observations over the past ten years, the warmest water temperature in Manitoulin Island in June was 14.9°C (in Little Current), and the coldest 10°C (in South Baymouth). To find out the sea temperature today and in the coming days, go to Current sea temperature in Manitoulin Island
Manitoulin Island cities and resorts with the values of the average water temperature in June 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 Manitoulin Island any day over a period of the last ten years, select the month