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

71.1

°F

October 19, 21:01

Trend:

increasing

Yesterday:

71.0°F

Tomorrow:

71.2°F

Sunrise:

06:09

Sunset:

19:09

Day Length:

13 h. 0 min.

Toronto in October

Minimum:

71.1°F

Average:

73.5°F

Maximum:

76.3°F

Sea water temperature in Toronto today

As of now, in Toronto, the water temperature is 71.1°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 4.3°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 68.3°F on 2024, while the historical minimum was 65.4°F on 2018.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 71.7°F, with minimum temperature starting at 71.2°F, while the maximum might reach 72.3°F.

Daily water temperature in Toronto

Date Current Year

actual* / forecast**

last year 10 years average
Oct 5 67.9°F 66.0°F 66.6°F
Oct 6 69.7°F 66.7°F 66.7°F
Oct 7 69.3°F 67.5°F 66.7°F
Oct 8 68.8°F 67.5°F 66.7°F
Oct 9 67.6°F 67.1°F 66.6°F
Oct 10 69.4°F 67.9°F 67.0°F
Oct 11 69.6°F 67.6°F 66.9°F
Oct 12 69.8°F 68.4°F 66.9°F
Oct 13 70.4°F 68.4°F 66.9°F
Oct 14 69.9°F 67.9°F 67.0°F
Oct 15 69.7°F 67.6°F 67.0°F
Oct 16 70.2°F 67.6°F 67.1°F
Oct 17 71.7°F 67.7°F 67.5°F
Oct 18 71.0°F 68.8°F 67.3°F
Oct 19 71.1°F 68.3°F 66.8°F
Oct 20 71.2°F 68.4°F 66.9°F
Oct 21 71.4°F 68.2°F 67.1°F
Oct 22 71.4°F 67.5°F 67.1°F
Oct 23 71.6°F 67.5°F 67.3°F
Oct 24 71.9°F 69.1°F 67.6°F
Oct 25 72.3°F 70.4°F 68.0°F
Oct 26 72.3°F 69.8°F 68.0°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 98 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 74.2°F in Winter, 72.1°F in Spring, 64.6°F in Summer, and 67.2°F in Autumn.