All data are in degrees Fahrenheit

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Water temperature in Toronto

Detailed information about the current water temperature in Toronto. 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.
Water temperature in Toronto now

51.5

°F

November 8, 00:32

Trend:

stable

Yesterday:

51.5°F

Tomorrow:

51.1°F

Sunrise:

07:02

Sunset:

17:00

Day Length:

9 h. 58 min.

Toronto in November

Minimum:

36.5°F

Average:

38.3°F

Maximum:

40.1°F

Water temperature in Toronto today

As of now, in Toronto, the water temperature is 51.5°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.4°F higher than the average recorded on this particular day in recent years. The water temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent water 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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 54.5°F on 2016, while the historical minimum was 45.7°F on 2019.

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 maximum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 49.8°F, the minimum temperature may reach 48.3°F, and the maximum might stay at 51.1°F.

Daily water temperature in Toronto

Date Current Year

actual* / forecast**

last year 10 years average
Oct 25 59.5°F 51.4°F 54.8°F
Oct 26 58.4°F 50.9°F 53.9°F
Oct 27 57.9°F 50.6°F 53.4°F
Oct 28 57.9°F 49.3°F 52.5°F
Oct 29 57.6°F 51.7°F 52.3°F
Oct 30 56.8°F 51.3°F 52.0°F
Oct 31 56.0°F 49.8°F 52.0°F
Nov 1 55.3°F 51.0°F 52.3°F
Nov 2 54.7°F 52.0°F 51.1°F
Nov 3 53.9°F 50.0°F 50.9°F
Nov 4 53.2°F 50.1°F 50.8°F
Nov 5 52.8°F 49.8°F 50.5°F
Nov 6 52.1°F 49.8°F 50.0°F
Nov 7 51.5°F 50.5°F 50.2°F
Nov 8 51.5°F 52.1°F 50.2°F
Nov 9 51.1°F 51.7°F 49.7°F
Nov 10 51.0°F 51.5°F 49.6°F
Nov 11 50.4°F 51.0°F 49.0°F
Nov 12 49.7°F 50.2°F 48.3°F
Nov 13 49.3°F 49.9°F 47.9°F
Nov 14 48.7°F 49.2°F 47.3°F
Nov 15 48.3°F 49.3°F 46.9°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.

Water temperature in Toronto by month

In an average year, Toronto offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Toronto was recorded on August 13, 2025, reaching a 77.6°F. While the coldest temperature occurred on February 20, 2015, dipping to 32.0°F. The average readings by season are 38.4°F in Winter, 40.2°F in Spring, 64.4°F in Summer, and 57.8°F in Autumn.