Indianapolis water temp

This data the coastal Indianapolis 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 Indianapolis

Water temperature in Indianapolis today is 69.8°F. Based on our historical data over a period of ten years, the warmest water in this day in Indianapolis was recorded in 2019 and was 71.6°F, and the coldest 64.4°F. Water temperature in Indianapolis is expected to drop to 63.9°F in the next 10 days. September average water temperature in Indianapolis is 70.9°F, the minimum temperature is 60.8°F, and the maximum is 78.8°F.

The swimming season in Indianapolis lasts from June to September. During those months, Indianapolis water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Indianapolis in winter reaches 38.8°F, in spring 53.1°F, in summer the average temperature rises to 74.8°F, and in autumn it is 58.8°F.

Indianapolis water temperature now

Current temperature and weather

Data in a table show Indianapolis temperature today (September 27, 2025). For more information and forecast for a few days, go to the weather forecast Indianapolis.

0-3 h	3-6 h	6-9 h	9-12 h
63.1°F	59.7°F	56.7°F	62.8°F

12-15 h	15-18 h	18-21 h	21-24 h
78.8°F	84.6°F	81.9°F	73.8°F

Indianapolis water temperature by month

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

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Our report for Indianapolis 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.