Hart Ditch at Dyer, Indiana water temperature

Hart Ditch at Dyer, Indiana · River

The current water temperature at Hart Ditch at Dyer is 21.0 °C (as of September 20, 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.

21.0 °C

Measured: September 20, 2026 · continuously updated

💧 Water 21.0° · ☀️ Air 19.2° · high today 21.6°

Temperature trend of recent weeks

Measurement series & statistics

This measurement series includes 110 data points since August 27, 2026.

Lowest recorded value: 20.3 °C on September 19, 2026 · highest value: 25.9 °C on September 4, 2026.

In September, temperatures have ranged between 20.3 °C and 25.9 °C.

The current value is 2.2 °C below the September average of this series.

Nearby waters

Little Calumet River at Burr Street at Gary, Indiana · 10.7 km away21.0 °C Grand Calumet River at Columbia Av at Hammond, Indiana · 12.4 km away21.8 °C Deep River near Liverpool, Indiana · 19.3 km away21.4 °C Kankakee River at Shelby, Indiana · 38.8 km away20.3 °C Chicago S & S Canal at Western Ave at Chicago, Illinois · 39.4 km away22.3 °C

Frequently asked questions

Can you swim at Hart Ditch at Dyer right now?
The current water temperature is 21.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Hart Ditch at Dyer?
Currently 21.0 °C (updated continuously).

How warm is at Hart Ditch at Dyer in September?
In September, the water temperature recently averaged 23.2 °C.

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