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 3.93°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.

39.1

°F

December 30, 16:13

Trend:

stable

Yesterday:

39.0°F

Tomorrow:

39.0°F

Sunrise:

07:52

Sunset:

16:51

Day Length:

8 h. 59 min.

Mississauga in January

Minimum:

37.9°F

Average:

39.1°F

Maximum:

41.1°F

Water temperature in Mississauga today

As of now, in Mississauga, the water temperature is 39.1°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 about the same as 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 stay about the same.

Recent water temperature and forecast

Today's water temperature closely matches the previous two weeks' average, indicating a stable 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 40.9°F on 2015, while the historical minimum was 38.1°F on 2022.

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 minimum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 38.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Mississauga

Date	Current Year actual* / forecast**	last year	10 years average
Jan 1	39.0°F	39.4°F	39.1°F
Jan 2	38.8°F	39.3°F	39.0°F
Jan 3	38.8°F	39.3°F	38.9°F
Jan 4	38.7°F	39.5°F	38.9°F
Jan 5	38.5°F	38.8°F	38.6°F
Jan 6	38.6°F	38.7°F	38.7°F
Dec 16	39.2°F	41.9°F	40.6°F
Dec 17	39.3°F	42.0°F	40.4°F
Dec 18	39.4°F	41.6°F	40.5°F
Dec 19	38.2°F	41.6°F	40.4°F
Dec 20	39.1°F	41.4°F	40.4°F
Dec 21	39.3°F	41.3°F	40.4°F
Dec 22	39.4°F	41.2°F	40.2°F
Dec 23	39.3°F	40.9°F	39.8°F
Dec 24	38.9°F	40.6°F	39.6°F
Dec 25	39.5°F	40.4°F	39.8°F
Dec 26	39.4°F	40.0°F	39.4°F
Dec 27	39.0°F	39.6°F	39.1°F
Dec 28	38.6°F	39.8°F	39.3°F
Dec 29	39.0°F	40.5°F	39.5°F
Dec 30	39.1°F	39.3°F	39.2°F
Dec 31	39.0°F	39.6°F	39.1°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.