Marinette water temp

This data the coastal Marinette 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 Marinette

Water temperature in Marinette today is 44.1°F. Based on our historical data over a period of ten years, the warmest water in this day in Marinette was recorded in 2015 and was 45.9°F, and the coldest was recorded in 2014 at 39°F. Water temperature in Marinette is expected to drop to 38.8°F in the next 10 days. December average water temperature in Marinette is 37.9°F, the minimum temperature is 28.8°F, and the maximum is 47.3°F.

The swimming season in Marinette lasts from July to August. During those months, Marinette water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Marinette in winter reaches 34.2°F, in spring 38.8°F, in summer the average temperature rises to 67.6°F, and in autumn it is 56.7°F.

Marinette water temperature now

Surf Forecast in Marinette 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 Marinette. 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 Marinette. Data in table shown for December 1, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Marinette

Marinette weather forecast

Current temperature and weather

Data in a table show Marinette temperature today (December 1, 2025). For more information and forecast for a few days, go to the weather forecast Marinette.

0-3 h	3-6 h	6-9 h	9-12 h
18.1°F	17.2°F	14.7°F	17.6°F

12-15 h	15-18 h	18-21 h	21-24 h
22.3°F	24.1°F	25°F	25°F

Marinette water temperature by month

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

The nearest beaches and cities from Marinette 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
Oconto	41.9°F	24.8°F		0' 9"
Jacksonport	43.3°F	24.8°F		1' 8"
Cave Point	43.3°F	24.8°F		1' 6"
Nicolet Bay	44.1°F	24.8°F		1' 5"
Sister Bay	43.7°F	24.8°F		1' 5"
Baileys Harbor	43.9°F	24.8°F		1' 5"
Moonlight Bay	43.9°F	24.8°F		1' 5"
Cedar River	44.4°F	23°F		1' 4"
Rowleys Bay	43.7°F	24.8°F		1' 9"
Suamico	39°F	23°F		0' 9"

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Our report for Marinette 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.