Water temperature in Cook's Bay

This data the coastal Cook's Bay water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current water temperature in Cook's Bay

Water temperature in Cook's Bay today is 20.6°C. Based on our historical data over a period of ten years, the warmest water in this day in Cook's Bay was recorded in 2018 and was 23.2°C, and the coldest was recorded in 2017 at 19.2°C. Water temperature in Cook's Bay is expected to drop to 20°C in the next 10 days. September average water temperature in Cook's Bay is 20°C, the minimum temperature is 16.4°C, and the maximum is 23.2°C.

The swimming season in Cook's Bay lasts from July to September. During those months, Cook's Bay water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Cook's Bay in winter reaches 1.6°C, in spring 4.4°C, in summer the average temperature rises to 20.9°C, and in autumn it is 14.7°C.

Cook's Bay water temperature now

Surf Forecast in Cook's Bay for today

Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Cook's Bay. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Cook's Bay. Data in table shown for 6 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Cook's Bay

Cook's Bay weather forecast

Current temperature and weather

Data in a table show Cook's Bay temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Cook's Bay.

0-3 h	3-6 h	6-9 h	9-12 h
13°C	12.7°C	13.8°C	15.6°C

12-15 h	15-18 h	18-21 h	21-24 h
18.6°C	20.7°C	20.2°C	16.3°C

Cook's Bay water temperature by month

These figures shows the average, minimum and maximum monthly water temperature in Cook's Bay. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Cook's Bay on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

Chart monthly average water temperature in Cook's Bay

The nearest beaches and cities from Cook's Bay with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

	Water	Weather		Wave
Honey Harbour	20.3°C	19°C		0.54 m
Wasaga Beach	19.6°C	20°C		0.37 m
Balm Beach	19.3°C	20°C		0.46 m
Ossossane Beach	19.3°C	20°C		0.46 m
Mountain View Beach	19.3°C	20°C		0.46 m
Midland	20.1°C	19°C		0.54 m
Port Severn	20.1°C	19°C		0.54 m
Collingwood	19.7°C	20°C		0.23 m
Tiny Beach	19.3°C	19°C		0.46 m
Penetanguishene	20°C	19°C		0.54 m

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Cooks Bay

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Our report for Cook's Bay is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.