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 8.03°C. 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.

Canada > Toronto

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.

46.5

°F

November 21, 23:45

Trend:

decreasing

Yesterday:

47.4°F

Tomorrow:

46.0°F

Sunrise:

07:19

Sunset:

16:47

Day Length:

9 h. 28 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 46.5°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 1.6°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 48.5°F on 2021, while the historical minimum was 41.7°F on 2018.

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. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 45.2°F, the minimum temperature may reach 44.9°F, and the maximum might stay at 46.0°F.

Daily water temperature in Toronto

Date	Current Year actual* / forecast**	last year	10 years average
Nov 7	51.5°F	50.5°F	50.3°F
Nov 8	51.0°F	52.1°F	50.2°F
Nov 9	48.0°F	51.4°F	49.6°F
Nov 10	48.2°F	51.3°F	49.5°F
Nov 11	48.4°F	50.8°F	49.0°F
Nov 12	48.4°F	50.2°F	48.3°F
Nov 13	48.4°F	49.8°F	48.0°F
Nov 14	48.2°F	49.2°F	47.4°F
Nov 15	47.6°F	49.3°F	47.0°F
Nov 16	47.6°F	49.3°F	46.8°F
Nov 17	48.7°F	48.4°F	46.5°F
Nov 18	48.0°F	48.5°F	46.4°F
Nov 19	47.5°F	48.6°F	46.1°F
Nov 20	47.4°F	47.6°F	45.8°F
Nov 21	46.5°F	47.6°F	44.9°F
Nov 22	46.0°F	47.6°F	44.4°F
Nov 23	45.7°F	48.8°F	44.2°F
Nov 24	45.2°F	48.0°F	43.6°F
Nov 25	44.9°F	47.9°F	43.4°F
Nov 26	45.0°F	47.6°F	43.4°F
Nov 27	44.9°F	47.9°F	43.3°F
Nov 28	45.0°F	47.3°F	43.4°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.