Chesterton water temp

This data the coastal Chesterton 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 Chesterton

Water temperature in Chesterton today is 69.8°F. Based on our historical data over a period of ten years, the warmest water in this day in Chesterton was recorded in 2021 and was 71.6°F, and the coldest was recorded in 2014 at 66°F. Water temperature in Chesterton is expected to drop to 68°F in the next 10 days. September average water temperature in Chesterton is 69.3°F, the minimum temperature is 62.8°F, and the maximum is 74.8°F.

The swimming season in Chesterton lasts from July to September. During those months, Chesterton water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Chesterton in winter reaches 37.4°F, in spring 43.7°F, in summer the average temperature rises to 69.8°F, and in autumn it is 59.7°F.

Chesterton water temperature now

Surf Forecast in Chesterton 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 Chesterton. 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 Chesterton. Data in table shown for September 13, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Chesterton

Chesterton weather forecast

Current temperature and weather

Data in a table show Chesterton temperature today (September 13, 2025). For more information and forecast for a few days, go to the weather forecast Chesterton.

0-3 h	3-6 h	6-9 h	9-12 h
64.8°F	61°F	59.2°F	64.6°F

12-15 h	15-18 h	18-21 h	21-24 h
70.9°F	78.4°F	78.6°F	71.6°F

Chesterton water temperature by month

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

The nearest beaches and cities from Chesterton 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
Dune Acres	69.8°F	78.8°F		0' 6"
Portage	69.6°F	78.8°F		0' 7"
Marquette Beach	69.6°F	78.8°F		0' 7"
Long Beach	68.4°F	77°F		0' 5"
Washington Park Beach	68.4°F	77°F		0' 5"
Michiana	68.4°F	77°F		0' 4"
Hammond	68.4°F	82.4°F		0' 7"
Calumet Park	68.2°F	82.4°F		0' 7"
New Buffalo	68.5°F	77°F		0' 4"
Whiting	68.2°F	82.4°F		0' 6"

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Our report for Chesterton 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.