World sea water temperatures

Water temperature in Grand Bend

Home > Canada > Ontario > Grand Bend

This data the coastal Grand Bend 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 Bend

Water temperature in Grand Bend today is 19.7°C. Based on our historical data over a period of ten years, the warmest water in this day in the Lake Huron near Grand Bend was recorded in 2018 and was 23.1°C, and the coldest was recorded in 2019 at 19.3°C. Water temperature in Grand Bend is expected to rise to 19.9°C in the next 10 days. September average water temperature in Grand Bend is 20°C, the minimum temperature is 16.8°C, and the maximum is 23.1°C.

The swimming season in Grand Bend lasts from July to September. During those months, Grand Bend water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Grand Bend in winter reaches 2.9°C, in spring 4.5°C, in summer the average temperature rises to 19.4°C, and in autumn it is 14.9°C.

Grand Bend water temperature now


5 September 2025
today temp
19.7°C
4 September 2025
yesterday temp
19.5°C


Surf Forecast in Grand Bend 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 Bend. 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 Bend. Data in table shown for 6 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
1' 3"1' 0"0' 10"1' 3"
0.37 m0.31 m0.26 m0.37 m
12-15 h15-18 h18-21 h21-24 h
2' 2"2' 7"2' 0"1' 11"
0.65 m0.79 m0.6 m0.59 m

Surf report in Grand Bend

Grand Bend wave height and direction

Grand Bend weather forecast

Grand Bend wind speed and direction

Current temperature and weather

Data in a table show Grand Bend temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Grand Bend.

0-3 h3-6 h6-9 h9-12 h
12.7°C11.4°C10.9°C14°C
12-15 h15-18 h18-21 h21-24 h
18.5°C20.1°C18°C14.6°C

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

Grand Bend water temperature by month

These figures shows the average, minimum and maximum monthly water temperature in Grand Bend. 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 Bend 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
January2.3°C-0.7°C5.2°Ccold
Water temperature in Grand Bend in January
February0.7°C-0.7°C2.8°Ccold
Water temperature in Grand Bend in February
March1°C-1°C4.2°Ccold
Water temperature in Grand Bend in March
April3.4°C-1.2°C8.4°Ccold
Water temperature in Grand Bend in April
May9°C3.6°C16.2°Ccold
Water temperature in Grand Bend in May
June15.5°C9.7°C21.2°Ccold
Water temperature in Grand Bend in June
July20.9°C15.7°C24.9°Cwarm
Water temperature in Grand Bend in July
August21.9°C19°C24.2°Cwarm
Water temperature in Grand Bend in August
September20°C16.8°C23.1°Cwarm
Water temperature in Grand Bend in September
October15°C11°C19.7°Ccold
Water temperature in Grand Bend in October
November9.7°C5.8°C14.5°Ccold
Water temperature in Grand Bend in November
December5.6°C1.9°C8.8°Ccold
Water temperature in Grand Bend in December

Chart monthly average water temperature in Grand Bend

Water temperature in Grand Bend

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 Bend 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
Pinery19.7°C20°C0.49 m
Lambton Shores19.8°C20°C0.54 m
Ipperwash Beach20°C21°C0.49 m
Port Franks20°C21°C0.49 m
Bayfield19.8°C20°C0.63 m
Kettle Point20.1°C21°C0.53 m
Highland Glen20.1°C21°C0.53 m
Kennedy Acres20.1°C21°C0.53 m
Port Huron20°C21°C0.43 m
Brights Grove20°C21°C0.43 m

Ontario photo gallery

  • Ontario
  • Ontario
  • Ontario
  • Ontario

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Other names for Grand Bend

Grand Bend Beach

Vote for Ontario best beach

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

Sandy beach

This place is suitable for families with children

Grand Bend is equipped for disabled people

Current rating: 5,0 (2 votes cast)

If you know this place (Grand Bend) and want to leave your comment or rate it, then fill out the following form.

Your rating for this place:

Does this place have a "Blue Flag" award [1], are there rip currents and what type of beach is it, sand or pebble:

Is the beach a dog-friendly place, child friendly or a nudist beach?


Your comments for this place (water quality, crowds, facilities, activities, lifeguards, service etc.):



[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.

Get widget or API for your website

Our report for Grand Bend 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.

Contact us: admin@seatemperature.info
privacy policy