What is the current water temperature in Mississauga?

Q: What is the current water temperature in Mississauga?

As of now, in Mississauga, the water temperature is 5.98°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 > Mississauga

Water temperature in Mississauga

Detailed information about the current water temperature in Mississauga. 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.

42.8

°F

November 25, 15:37

Trend:

decreasing

Yesterday:

44.0°F

Tomorrow:

42.6°F

Sunrise:

07:25

Sunset:

16:46

Day Length:

9 h. 21 min.

Mississauga in December

Minimum:

36.5°F

Average:

38.2°F

Maximum:

39.8°F

Water temperature in Mississauga today

As of now, in Mississauga, the water temperature is 42.8°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 0.6°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 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 48.2°F on 2024, while the historical minimum was 40.5°F on 2018.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 42.3°F, the minimum temperature may reach 42.1°F, and the maximum might stay at 42.6°F.

Daily water temperature in Mississauga

Date	Current Year actual* / forecast**	last year	10 years average
Nov 11	49.4°F	51.0°F	48.9°F
Nov 12	49.3°F	50.3°F	48.2°F
Nov 13	49.2°F	50.0°F	47.9°F
Nov 14	48.3°F	49.4°F	47.4°F
Nov 15	47.6°F	50.0°F	47.2°F
Nov 16	47.6°F	49.9°F	46.9°F
Nov 17	49.7°F	48.5°F	46.8°F
Nov 18	48.0°F	48.6°F	46.6°F
Nov 19	47.6°F	48.6°F	46.3°F
Nov 20	47.0°F	48.1°F	45.9°F
Nov 21	45.8°F	48.1°F	45.2°F
Nov 22	44.6°F	48.0°F	44.5°F
Nov 23	44.8°F	48.6°F	44.2°F
Nov 24	44.0°F	48.1°F	43.7°F
Nov 25	42.8°F	48.2°F	43.3°F
Nov 26	42.6°F	47.8°F	43.2°F
Nov 27	42.5°F	48.0°F	43.1°F
Nov 28	42.5°F	47.6°F	43.1°F
Nov 29	42.2°F	47.5°F	42.8°F
Nov 30	42.1°F	46.8°F	42.7°F
Dec 1	42.2°F	46.7°F	42.7°F
Dec 2	42.1°F	45.7°F	42.7°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 Mississauga by month

In an average year, Mississauga offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Mississauga was recorded on August 13, 2025, reaching a 76.9°F. While the coldest temperature occurred on February 20, 2015, dipping to 32.0°F. The average readings by season are 38.3°F in Winter, 40.4°F in Spring, 64.8°F in Summer, and 57.9°F in Autumn.