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

62.0

°F

July 24, 19:33

Trend:

stable

Yesterday:

62.9°F

Tomorrow:

62.2°F

Sunrise:

05:58

Sunset:

20:50

Day Length:

14 h. 52 min.

Toronto in August

Minimum:

37.3°F

Average:

38.8°F

Maximum:

39.8°F

Water temperature in Toronto today

As of now, in Toronto, the water temperature is 62.0°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 7.1°F lower 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 rise 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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 71.4°F on 2020, while the historical minimum was 67.0°F on 2016.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 62.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Toronto

Date Current Year

actual* / forecast**

last year 10 years average
Jul 10 70.2°F 67.4°F 67.6°F
Jul 11 71.8°F 67.3°F 67.5°F
Jul 12 70.8°F 69.6°F 68.2°F
Jul 13 70.9°F 72.4°F 68.9°F
Jul 14 71.9°F 74.2°F 68.9°F
Jul 15 73.2°F 72.6°F 68.4°F
Jul 16 72.1°F 74.4°F 68.8°F
Jul 17 71.3°F 75.2°F 69.4°F
Jul 18 72.5°F 74.1°F 69.8°F
Jul 19 70.0°F 71.9°F 69.3°F
Jul 20 67.7°F 66.7°F 68.7°F
Jul 21 66.6°F 67.7°F 69.2°F
Jul 22 66.9°F 65.5°F 69.1°F
Jul 23 62.9°F 65.6°F 68.4°F
Jul 24 62.0°F 67.7°F 69.1°F
Jul 25 62.2°F 68.5°F 69.3°F
Jul 26 62.0°F 69.2°F 69.1°F
Jul 27 62.0°F 69.3°F 69.1°F
Jul 28 62.2°F 72.1°F 69.3°F
Jul 29 62.5°F 71.7°F 69.5°F
Jul 30 62.2°F 71.9°F 69.3°F
Jul 31 62.1°F 72.6°F 69.2°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 March 16, 2025, dipping to 33.0°F. The average readings by season are 38.3°F in Winter, 40.3°F in Spring, 64.6°F in Summer, and 57.9°F in Autumn.