What is the current water temperature in Toronto?

Q: What is the current water temperature in Toronto?

As of now, in Toronto, the water temperature is 21.16°C. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool.

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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.

70.1

°F

May 17, 10:05

Trend:

decreasing

Yesterday:

70.3°F

Tomorrow:

69.9°F

Sunrise:

06:38

Sunset:

17:02

Day Length:

10 h. 24 min.

Toronto in May

Minimum:

70.3°F

Average:

73.6°F

Maximum:

77.6°F

Sea water temperature in Toronto today

As of now, in Toronto, the water temperature is 70.1°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 1.3°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 70.7°F on 2019, while the historical minimum was 67.3°F on 2021.

latest data

last year

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 69.8°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
May 3	73.5°F	71.9°F	71.5°F
May 4	72.3°F	71.3°F	71.2°F
May 5	70.8°F	71.1°F	70.7°F
May 6	71.9°F	71.2°F	70.8°F
May 7	72.5°F	71.5°F	70.9°F
May 8	70.9°F	70.6°F	70.4°F
May 9	70.8°F	70.3°F	70.1°F
May 10	70.1°F	70.1°F	70.0°F
May 11	69.8°F	69.7°F	69.6°F
May 12	70.1°F	69.6°F	69.5°F
May 13	70.2°F	70.2°F	69.4°F
May 14	69.8°F	70.2°F	69.4°F
May 15	70.1°F	70.3°F	69.4°F
May 16	70.3°F	70.1°F	69.0°F
May 17	70.1°F	70.1°F	68.8°F
May 18	69.9°F	70.0°F	68.6°F
May 19	69.9°F	69.9°F	68.6°F
May 20	69.9°F	69.7°F	68.5°F
May 21	69.7°F	69.6°F	68.4°F
May 22	69.8°F	69.5°F	68.5°F
May 23	69.7°F	69.4°F	68.4°F
May 24	69.6°F	67.3°F	68.3°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 104 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, 72.3°F in Spring, 64.5°F in Summer, and 67.3°F in Autumn.