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Water temperature in Grand Beach

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This data the coastal Grand Beach water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current water temperature in Grand Beach

Water temperature in Grand Beach today is 20.2°C. Based on our historical data over a period of ten years, the warmest water in this day in Grand Beach was recorded in 2023 and was 20.6°C, and the coldest was recorded in 2019 at 17.5°C. Water temperature in Grand Beach is expected to drop to 17.1°C in the next 10 days. September average water temperature in Grand Beach is 17°C, the minimum temperature is 10.9°C, and the maximum is 22°C.

The swimming season in Grand Beach lasts from July to August. During those months, Grand Beach water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Grand Beach in winter reaches 0.6°C, in spring 2.4°C, in summer the average temperature rises to 19.9°C, and in autumn it is 10.2°C.

Grand Beach water temperature now


5 September 2025
today temp
20.2°C
4 September 2025
yesterday temp
20.7°C


Surf Forecast in Grand Beach for today

Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Grand Beach. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Grand Beach. Data in table shown for 5 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

0-3 h3-6 h6-9 h9-12 h
2' 2"2' 6"2' 9"3' 3"
0.67 m0.76 m0.85 m0.99 m
12-15 h15-18 h18-21 h21-24 h
4' 1"3' 10"3' 5"2' 9"
1.24 m1.18 m1.05 m0.84 m

Surf report in Grand Beach

Grand Beach wave height and direction

Grand Beach weather forecast

Grand Beach wind speed and direction

Current temperature and weather

Data in a table show Grand Beach temperature today (5 September 2025). For more information and forecast for a few days, go to the weather forecast Grand Beach.

0-3 h3-6 h6-9 h9-12 h
10.1°C10.6°C10.6°C11.7°C
12-15 h15-18 h18-21 h21-24 h
13.9°C15.8°C15.1°C12.5°C

You may also be interested in other sections of our site for Grand Beach: Sunrise and Sunset, Tides

Grand Beach water temperature by month

These figures shows the average, minimum and maximum monthly water temperature in Grand Beach. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Grand Beach on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

MonthAvrMinMax
January0.3°C-0.1°C1.3°Ccold
Water temperature in Grand Beach in January
February0°C-0.2°C0.8°Ccold
Water temperature in Grand Beach in February
March0.1°C-0.7°C2.6°Ccold
Water temperature in Grand Beach in March
April0.7°C-1.3°C6.6°Ccold
Water temperature in Grand Beach in April
May6.3°C0.3°C16.6°Ccold
Water temperature in Grand Beach in May
June16.7°C5.1°C22.5°Ccold
Water temperature in Grand Beach in June
July21.8°C17.1°C25°Cwarm
Water temperature in Grand Beach in July
August21.3°C17.5°C24.5°Cwarm
Water temperature in Grand Beach in August
September17°C10.9°C22°Ccold
Water temperature in Grand Beach in September
October9.7°C4.2°C16.5°Ccold
Water temperature in Grand Beach in October
November4°C0°C8.2°Ccold
Water temperature in Grand Beach in November
December1.6°C-0.3°C4.2°Ccold
Water temperature in Grand Beach in December

Chart monthly average water temperature in Grand Beach

Water temperature in Grand Beach

Where is the warmest sea water in the world?

If you want to plan a vacation on the beach and enjoy the warm sea, choose the day of the year, region and the minimum comfortable sea/ocean temperature that interests you. As a result, you will get a list of countries and cities in which the average sea temperature or maximum temperature on this day over the past 10 years exceeds your chosen value

Region
Date (day and month)
Water temperature: min 16°C
 Average temperature  Maximum temperature

Nearby beaches and cities

The nearest beaches and cities from Grand Beach with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

WaterWeatherWave
Grand Marais20.2°C16°C0.95 m
Balsam Harbour20.4°C16°C0.92 m
Victoria Beach19.2°C16°C0.98 m
Albert Beach20.2°C16°C1.09 m
Winnipeg Beach19.8°C16°C0.88 m
Gimli19.4°C16°C0.91 m
Hecla Island20.2°C15°C0.91 m
Delta Beach21°C14°C0.73 m
Clearwater Bay20.6°C11°C 
Kenora20.8°C11°C 

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Other names for Grand Beach

Grand Beach Provincial Park

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Grand Beach has a "Blue Flag" [1] award

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Grand Beach is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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