Hart Ditch water temperature

Hart Ditch, Dyer, Indiana · River

The current water temperature at Hart Ditch is 20.0 °C (as of September 21, 2026, source: USGS).

A river can change temperature within hours — snowmelt, rain or power-plant operations show up immediately. That is why the measured value counts here, not an estimate.

20.0 °C

Measured: September 21, 2026 · continuously updated

💧 Water 20.0° · ☀️ Air 14.8° · high today 17.5°

Temperature trend of recent weeks

Measurement series & statistics

This measurement series includes 97 data points since August 27, 2026.

Lowest recorded value: 20.0 °C on September 21, 2026 · highest value: 25.9 °C on September 4, 2026.

In September, temperatures have ranged between 20.0 °C and 25.9 °C.

The current value is 3.5 °C below the September average of this series.

Nearby waters

Little Calumet River, Burr Street at Gary, Indiana · 10.7 km away19.2 °C Grand Calumet River, Columbia Av at Hammond, Indiana · 12.4 km away21.0 °C Deep River, Liverpool, Indiana · 19.3 km away20.3 °C Kankakee River, Shelby, Indiana · 38.8 km away19.4 °C Chicago S & S Canal, Western Ave at Chicago, Illinois · 39.4 km away20.8 °C

Frequently asked questions

Can you swim at Hart Ditch right now?
The current water temperature is 20.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Hart Ditch?
Currently 20.0 °C (updated continuously).

How warm is at Hart Ditch in September?
In September, the water temperature recently averaged 23.5 °C.

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