Pentwater water temp

This data the coastal Pentwater 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 Pentwater

Water temperature in Pentwater today is 64.6°F. Based on our historical data over a period of ten years, the warmest water in this day in Pentwater was recorded in 2012 and was 71.6°F, and the coldest 64.6°F. Water temperature in Pentwater is expected to rise to 65.7°F in the next 10 days. September average water temperature in Pentwater is 66.2°F, the minimum temperature is 57.4°F, and the maximum is 74.1°F.

The swimming season in Pentwater lasts from July to September. During those months, Pentwater water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Pentwater in winter reaches 39°F, in spring 39.2°F, in summer the average temperature rises to 63.9°F, and in autumn it is 58.1°F.

Pentwater water temperature now

Surf Forecast in Pentwater 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 Pentwater. 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 Pentwater. 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)

Surf report in Pentwater

Pentwater weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
61.2°F	61.2°F	59.5°F	57.7°F

12-15 h	15-18 h	18-21 h	21-24 h
58.5°F	59.4°F	59.4°F	58.1°F

Pentwater water temperature by month

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

Michigan Lake water temperature

The nearest beaches and cities from Pentwater 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
Mears State Park	64.6°F	59°F		3' 9"
Benona Township	65.8°F	57.2°F		3' 11"
Sylvan Beach	68.2°F	59°F		4' 0"
Wabaningo	68.2°F	59°F		4' 0"
Manistee	63.3°F	57.2°F		4' 2"
Muskegon	67.1°F	59°F		3' 9"
Pere Marquette	67.1°F	59°F		3' 9"
Pierport	63.5°F	57.2°F		4' 8"
Norton Shores	67.3°F	59°F		3' 10"
Hoffmaster State Park	67.3°F	59°F		3' 10"

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Our report for Pentwater 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.