Stillwater River near Sterling, Massachusetts water temperature
Stillwater River near Sterling, Massachusetts · River
The current water temperature at Stillwater River near Sterling is 15.0 °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.
Measurement series & statistics
This measurement series includes 446 data points since July 22, 2026.
Lowest recorded value: 15.0 °C on September 20, 2026 · highest value: 25.2 °C on August 8, 2026.
In September, temperatures have ranged between 15.0 °C and 21.2 °C.
The current value is 3.3 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Stillwater River near Sterling 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 Stillwater River near Sterling?
Currently 15.0 °C (updated continuously).
How warm is at Stillwater River near Sterling in September?
In September, the water temperature recently averaged 18.3 °C.
When is the water warmest at Stillwater River near Sterling?
Across the measurement record, August is on average the warmest month (20.9 °C).
