French River water temp

This data the coastal French River 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 French River

Water temperature in French River today is 59.5°F. Based on our historical data over a period of ten years, the warmest water in this day in the Lake Superior near French River was recorded in 2024 and was 65.1°F, and the coldest was recorded in 2020 at 52.2°F. Water temperature in French River is expected to drop to 55.9°F in the next 10 days. September average water temperature in French River is 60.6°F, the minimum temperature is 48.2°F, and the maximum is 68.7°F.

Throughout the year, the water temperature in French River does not rise above 68°F and therefore is not suitable for comfortable swimming. But on some days of July, August, September, the water temperature warms up to 68°F and above. The average water temperature in French River in winter reaches 35.4°F, in spring 35.8°F, in summer the average temperature rises to 58.3°F, and in autumn it is 52.3°F.

French River water temperature now

Surf Forecast in French River 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 French River. 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 French River. Data in table shown for September 26, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in French River

French River weather forecast

Current temperature and weather

Data in a table show French River temperature today (September 26, 2025). For more information and forecast for a few days, go to the weather forecast French River.

0-3 h	3-6 h	6-9 h	9-12 h
60.1°F	60.1°F	60.3°F	66.9°F

12-15 h	15-18 h	18-21 h	21-24 h
80.2°F	83.7°F	80.2°F	70.7°F

French River water temperature by month

These figures shows the average, minimum and maximum monthly water temperature in French River. 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 French River 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

Chart monthly average water temperature in French River

The nearest beaches and cities from French River 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

	Water	Weather		Wave
Port Wing	59°F	66.2°F		0' 11"
Herbster	59.2°F	64.4°F		1' 0"
Beaver Bay	58.1°F	59°F		0' 10"
Ashland	65.5°F	62.6°F		1' 0"
Bayfield	64°F	62.6°F		1' 0"
Washburn	63°F	66.2°F		1' 0"
Apostle Islands	60.4°F	60.8°F		1' 3"
Schroeder	59.2°F	62.6°F		0' 9"
Tofte	59°F	62.6°F		0' 9"
Lutsen	59.2°F	60.8°F		0' 7"

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Our report for French River 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.