Chestnut Creek water temperature
Chestnut Creek, Mouth at Grahamsville, New York · River
The current water temperature at Chestnut Creek is 15.0 °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.
Measurement series & statistics
This measurement series includes 348 data points since July 23, 2026.
Lowest recorded value: 11.6 °C on July 25, 2026 · highest value: 18.0 °C on September 7, 2026.
In September, temperatures have ranged between 14.1 °C and 18.0 °C.
The current value is 1.9 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Chestnut Creek right now?
The current water temperature is 15.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Chestnut Creek?
Currently 15.0 °C (updated continuously).
How warm is at Chestnut Creek in September?
In September, the water temperature recently averaged 16.9 °C.
When is the water warmest at Chestnut Creek?
Across the measurement record, September is on average the warmest month (16.9 °C).
