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Grand Traverse Bay water temp

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This data the coastal Grand Traverse Bay 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 Traverse Bay

Water temperature in Grand Traverse Bay today is 68.2°F. Based on our historical data over a period of ten years, the warmest water in this day in Grand Traverse Bay was recorded in 2021 and was 71.4°F, and the coldest was recorded in 2019 at 65.1°F. Water temperature in Grand Traverse Bay is expected to drop to 66.9°F in the next 10 days. September average water temperature in Grand Traverse Bay is 67.1°F, the minimum temperature is 60.4°F, and the maximum is 72.9°F.

The swimming season in Grand Traverse Bay lasts from July to September. During those months, Grand Traverse Bay water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Grand Traverse Bay in winter reaches 38.5°F, in spring 37.4°F, in summer the average temperature rises to 64.9°F, and in autumn it is 58.3°F.

Grand Traverse Bay water temperature now


September 5, 2025
today temp
68.2°F
September 4, 2025
yesterday temp
68.9°F


Surf Forecast in Grand Traverse Bay 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 Traverse Bay. 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 Traverse Bay. Data in table shown for September 5, 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' 3"1' 7"2' 3"
0.38 m0.39 m0.47 m0.68 m
12-15 h15-18 h18-21 h21-24 h
2' 11"3' 8"3' 3"2' 9"
0.89 m1.11 m1 m0.83 m

Surf report in Grand Traverse Bay

Grand Traverse Bay wave height and direction

Grand Traverse Bay weather forecast

Grand Traverse Bay wind speed and direction

Current temperature and weather

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

0-3 h3-6 h6-9 h9-12 h
55.6°F54.1°F54.9°F56.3°F
12-15 h15-18 h18-21 h21-24 h
56.7°F58.1°F57.7°F56.3°F

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

Grand Traverse Bay water temperature by month

These figures shows the average, minimum and maximum monthly water temperature in Grand Traverse Bay. 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 Traverse Bay 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
January37.9°F31.8°F42.3°Fcold
Water temperature in Grand Traverse Bay in January
February34.7°F30.9°F39°Fcold
Water temperature in Grand Traverse Bay in February
March34.3°F30.6°F38.1°Fcold
Water temperature in Grand Traverse Bay in March
April36.1°F30.2°F41.4°Fcold
Water temperature in Grand Traverse Bay in April
May41.7°F34.9°F54.5°Fcold
Water temperature in Grand Traverse Bay in May
June55.4°F40.8°F67.8°Fcold
Water temperature in Grand Traverse Bay in June
July68.7°F58.8°F75.2°Fwarm
Water temperature in Grand Traverse Bay in July
August70.9°F64.6°F75.7°Fwarm
Water temperature in Grand Traverse Bay in August
September67.1°F60.4°F72.9°Fcold
Water temperature in Grand Traverse Bay in September
October58.5°F50.4°F67.3°Fcold
Water temperature in Grand Traverse Bay in October
November49.3°F41.5°F57.2°Fcold
Water temperature in Grand Traverse Bay in November
December42.6°F37°F47.7°Fcold
Water temperature in Grand Traverse Bay in December

Chart monthly average water temperature in Grand Traverse Bay

Water temperature in Grand Traverse Bay

Michigan Lake water temperatures

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 60°F
 Average temperature  Maximum temperature

Nearby beaches and cities

The nearest beaches and cities from Grand Traverse Bay 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
Torch Lake67.8°F59°F 
East Arm Grand Traverse Bay68.5°F59°F2' 4"
Elk Rapids68.9°F57.2°F2' 4"
Suttons Bay68.7°F59°F2' 4"
Northport67.5°F59°F3' 11"
Acme69.1°F57.2°F2' 4"
East Bay69.1°F57.2°F2' 4"
Christmas Cove66.9°F59°F3' 8"
West Arm Grand Traverse Bay69.3°F57.2°F2' 4"
Fisherman Island67.3°F57.2°F4' 11"

Michigan photo gallery

  • Rocky Gap Overlook August 10th 2022
  • South end in the mouth of Lake Erie taken from Amherst Point Canada
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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 Traverse Bay 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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