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Water temperature in Toronto (ON) in October

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Is it warm enough to swim in Toronto in October? Average water temperature in Toronto in October is 14.4°C and therefore is not suitable for comfortable swimming. The warmest water in Toronto in October is 20°C, and the coldest is 6.7°C. Average high air temperature in Toronto in October is 14°C, and average low temperature is 7°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Toronto

Changes water temperature in Toronto in October 2024, 2023

To get an accurate forecast for the water temperature in Toronto for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Toronto, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of October.

You can choose any other years:

Year 1:   Year 2:


Day 2024 2023 Min Max
1 October19.7°C19°C15.2°C19.7°C
2 October19.6°C19.3°C14.6°C19.6°C
3 October19.7°C19.8°C14.4°C19.8°C
4 October19.4°C20°C14.8°C20°C
5 October19.8°C19.6°C14.5°C19.8°C
6 October19.7°C19.5°C13.9°C19.7°C
7 October19.5°C19.4°C13.1°C19.5°C
8 October19.3°C18.6°C12.7°C19.3°C
9 October19.1°C17.8°C12.7°C19.1°C
10 October18.6°C17.2°C12.2°C18.6°C
11 October18.4°C16.5°C11.3°C18.4°C
12 October17.6°C15.9°C10.7°C18.6°C
13 October17.5°C15.7°C10.8°C18.4°C
14 October16.9°C15.5°C10.9°C18.7°C
15 October17°C15.4°C10.7°C18.4°C
Day 2024 2023 Min Max
16 October16.1°C15°C10.2°C17.9°C
17 October15.1°C14.8°C10.4°C17.7°C
18 October14.9°C14.5°C10.6°C17.3°C
19 October15.6°C13.8°C10.4°C16.9°C
20 October15.2°C13.7°C10°C16.6°C
21 October14.8°C12.6°C9.5°C16.2°C
22 October15°C12.6°C8°C16.2°C
23 October15.2°C11.3°C7.7°C15.5°C
24 October14°C12.1°C8.6°C15.7°C
25 October14.3°C11.8°C7.8°C15.2°C
26 October13°C11.6°C8.1°C14.9°C
27 October12.5°C12.1°C7.5°C14.9°C
28 October12.5°C12°C7.4°C14.6°C
29 October13.7°C10.9°C6.7°C14.1°C
30 October12°C10.7°C7.8°C13.5°C
31 October12.5°C10.8°C8°C13.7°C
Toronto water temp chart in October

Average water temperature in Toronto in October over a decade

20152016201720182019
14.4°C16.3°C16°C14.3°C14.7°C
20202021202220232024
13.4°C16.6°C12.1°C15.1°C16.4°C

Toronto sea state in October

Chart comparing the height of waves in Toronto in October over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Toronto in October

Weather and climate in Toronto in October

This data display average monthly climate indicators in Toronto in October based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature14°C
  • Average LOW temperature7°C
  • Average rainfall days12 days
  • Average rainfall2.5''/64mm
  • Average daylight11h
  • Average sunshine5h
  • Average UV index3

Toronto water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in October?

Want to know where the water temperature in October is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 16°C
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in October. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Toronto Islands14.3°C6.1°C19.9°C
Centre Island Beach14.3°C6.1°C19.9°C
Cherry Beach14.3°C6.9°C20°C
Woodbine Beach14.3°C7.5°C20.1°C
Hanlan's Point14.2°C6.4°C19.9°C
Kew Beach14.3°C7.5°C20.1°C
Kew Balmy Beach14.3°C7.5°C20.1°C
Sunnyside Beach14.1°C6.1°C19.9°C
Humber Bay14.1°C6.1°C19.9°C
Scarborough Bluffs14.2°C7.5°C20.2°C

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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