Beaver Island water temp

This data the coastal Beaver Island 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 Beaver Island

Water temperature in Beaver Island today is 66°F. Based on our historical data over a period of ten years, the warmest water in this day in Beaver Island was recorded in 2018 and was 68.5°F, and the coldest was recorded in 2014 at 60.6°F. Water temperature in Beaver Island is expected to drop to 63.9°F in the next 10 days. September average water temperature in Beaver Island is 65.8°F, the minimum temperature is 60.3°F, and the maximum is 71.4°F.

The swimming season in Beaver Island lasts from July to August. During those months, Beaver Island water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Beaver Island in winter reaches 37°F, in spring 36.3°F, in summer the average temperature rises to 62.6°F, and in autumn it is 57.6°F.

Beaver Island water temperature now

Surf Forecast in Beaver Island 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 Beaver Island. 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 Beaver Island. Data in table shown for September 18, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Beaver Island

Beaver Island weather forecast

Current temperature and weather

Data in a table show Beaver Island temperature today (September 18, 2025). For more information and forecast for a few days, go to the weather forecast Beaver Island.

0-3 h	3-6 h	6-9 h	9-12 h
63.1°F	61.9°F	59.5°F	59.4°F

12-15 h	15-18 h	18-21 h	21-24 h
62.1°F	64°F	65.1°F	64°F

Beaver Island water temperature by month

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

The nearest beaches and cities from Beaver Island 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
Fisherman Island	65.8°F	66.2°F		0' 8"
Wilderness State Park	64.6°F	78.8°F		0' 5"
Naubinway	64.4°F	68°F		0' 4"
Epoufette	64.4°F	71.6°F		0' 5"
Brevort	64.4°F	69.8°F		0' 4"
Christmas Cove	66.9°F	66.2°F		0' 6"
Saint Ignace	63°F	64.4°F		0' 4"
Northport	66.7°F	66.2°F		0' 7"
Mackinaw-City	62.6°F	64.4°F		0' 4"
Thompson	64.9°F	64.4°F		0' 7"

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Our report for Beaver Island 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.