Indianapolis — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Indianapolis, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Indianapolis today is 22.5°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| AUG 24 | 22.0°C | 20.6°C | |
| AUG 25 | 21.9°C | 20.6°C | |
| AUG 26 | 21.9°C | 20.6°C | |
| AUG 27 | 22.3°C | 20.6°C | |
| AUG 28 | 22.3°C | 20.6°C | |
| AUG 29 | 22.3°C | 20.6°C | |
| AUG 30 | 22.5°C | 20.6°C | |
| AUG 31 | 22.5°C | 20.6°C | |
| SEP 1 | 15.5°C | 22.2°C | |
| SEP 2 | 15.5°C | 21.8°C | |
| SEP 3 | 15.5°C | 21.5°C | |
| SEP 4 | 15.5°C | 21.1°C | |
| SEP 5 | 15.5°C | 20.8°C | |
| SEP 6 | 15.5°C | 20.4°C | |
| SEP 7 | 15.5°C | 20.1°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 3°C | 4°C | 9°C |
| February | 2°C | 6°C | 9°C |
| March | 3°C | 7°C | 11°C |
| April | 5°C | 10°C | 16°C |
| May | 8°C | 13°C | 21°C |
| June | 14°C | 19°C | 22°C |
| July | 17°C | 21°C | 26°C |
| August | 17°C | 21°C | 25°C |
| September | 11°C | 16°C | 20°C |
| October | 8°C | 14°C | 19°C |
| November | 3°C | 8°C | 16°C |
| December | 3°C | 5°C | 8°C |
Indianapolis: Weather Forecast
September 1
September 2
September 3
September 4
September 5
Location & Local Information
Indianapolis, Indiana, is situated along the White River, a major waterway that flows through the city. While the river offers picturesque views and serves as a popular location for activities like boating and fishing, swimming in the White River within Indianapolis is not a common or recommended activity. The river's water quality can vary, and currents are often strong, which may present safety concerns for swimmers.
During the warmer months, the temperature of the White River can range from 70°F to 80°F (21°C to 27°C), which can feel pleasant for boating or wading in certain areas. However, despite the relatively warm temperatures, swimming in the river is generally not encouraged. The water's flow can become fast and unpredictable, especially after heavy rains, which can make swimming dangerous. Additionally, the presence of debris and occasional pollution issues further contribute to the lack of designated swimming areas in the river.
For those seeking swimming opportunities, there are several public pools and lakes in and around Indianapolis that are better suited for a safe and enjoyable swim. The White River, while ideal for other water sports, remains more of a scenic and recreational waterway rather than a destination for swimming.