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 5.39°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.

41.7

°F

May 9, 12:43

Trend:

increasing

Yesterday:

41.4°F

Tomorrow:

41.9°F

Sunrise:

06:00

Sunset:

20:29

Day Length:

14 h. 29 min.

Toronto in May

Minimum:

37.1°F

Average:

38.7°F

Maximum:

40.0°F

Water temperature in Toronto today

As of now, in Toronto, the water temperature is 41.7°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 0.8°F lower 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 rise a bit.

Recent water temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. 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 46.6°F on 2024, while the historical minimum was 39.3°F on 2015.

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 histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 42.4°F, with minimum temperature starting at 41.8°F, while the maximum might reach 43.3°F.

Daily water temperature in Toronto

Date	Current Year actual* / forecast**	last year	10 years average
Apr 25	40.4°F	42.4°F	40.2°F
Apr 26	37.8°F	42.1°F	40.5°F
Apr 27	38.6°F	41.9°F	40.2°F
Apr 28	41.2°F	41.5°F	40.4°F
Apr 29	40.7°F	41.6°F	40.3°F
Apr 30	40.9°F	41.5°F	40.3°F
May 1	41.0°F	41.5°F	40.4°F
May 2	40.3°F	43.7°F	41.0°F
May 3	41.5°F	44.9°F	41.3°F
May 4	41.5°F	45.2°F	41.5°F
May 5	41.7°F	46.4°F	41.6°F
May 6	41.9°F	46.1°F	41.5°F
May 7	43.8°F	45.2°F	41.9°F
May 8	41.4°F	47.7°F	42.4°F
May 9	41.7°F	46.6°F	42.5°F
May 10	41.9°F	46.4°F	42.7°F
May 11	41.8°F	46.3°F	42.6°F
May 12	41.9°F	46.3°F	42.7°F
May 13	42.0°F	46.4°F	42.8°F
May 14	42.6°F	47.1°F	43.4°F
May 15	43.3°F	48.3°F	44.1°F
May 16	43.3°F	46.6°F	44.2°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 30, 2021, reaching a 76.7°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, 64.3°F in Summer, and 57.7°F in Autumn.