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.
Sea temperature in Toronto now

77.5

°F

March 3, 03:58

Trend:

stable

Yesterday:

77.2°F

Tomorrow:

77.3°F

Sunrise:

06:43

Sunset:

19:28

Day Length:

12 h. 45 min.

Toronto in March

Minimum:

70.0°F

Average:

73.4°F

Maximum:

77.5°F

Sea water temperature in Toronto today

As of now, in Toronto, the water temperature is 77.5°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.5°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 77.6°F on 2025, while the historical minimum was 72.8°F on 2016.

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 76.9°F, the minimum temperature may reach 76.6°F, and the maximum might stay at 77.3°F.

Daily water temperature in Toronto

Date Current Year

actual* / forecast**

last year 10 years average
Feb 17 75.7°F 77.3°F 76.2°F
Feb 18 76.7°F 75.8°F 76.0°F
Feb 19 75.7°F 75.5°F 75.6°F
Feb 20 74.7°F 75.7°F 75.6°F
Feb 21 76.0°F 74.9°F 75.8°F
Feb 22 77.5°F 76.4°F 75.9°F
Feb 23 76.9°F 76.7°F 75.8°F
Feb 24 77.4°F 76.8°F 75.9°F
Feb 25 78.7°F 74.9°F 75.9°F
Feb 26 80.2°F 74.3°F 76.2°F
Feb 27 79.3°F 76.0°F 76.0°F
Feb 28 78.4°F 76.9°F 76.0°F
Mar 1 77.9°F 78.2°F 75.8°F
Mar 2 77.2°F 78.7°F 75.7°F
Mar 3 77.5°F 77.6°F 76.0°F
Mar 4 77.3°F 76.7°F 75.8°F
Mar 5 76.9°F 76.4°F 75.4°F
Mar 6 77.1°F 75.9°F 75.6°F
Mar 7 76.8°F 75.5°F 75.3°F
Mar 8 76.7°F 75.3°F 75.2°F
Mar 9 76.6°F 75.1°F 75.1°F
Mar 10 76.6°F 75.5°F 75.1°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.

Sea water temperature in Toronto by month

In Toronto, the months January through March offer comfortable swimming conditions, which amounts to 103 swimming days.
The warmest water in Toronto was recorded on February 2, 2020, reaching a 82.7°F. While the coldest temperature occurred on August 25, 2018, dipping to 60.7°F. The average readings by season are 74.6°F in Winter, 72.2°F in Spring, 64.5°F in Summer, and 67.3°F in Autumn.