East Branch Brandywine Creek below Downingtown, Pennsylvania water temperature
East Branch Brandywine Creek below Downingtown, Pennsylvania · River
The current water temperature at East Branch Brandywine Creek below Downingtown is 20.0 °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 155 data points since July 22, 2026.
Lowest recorded value: 18.9 °C on August 30, 2026 · highest value: 24.9 °C on August 6, 2026.
In September, temperatures have ranged between 19.1 °C and 24.3 °C.
The current value is 1.9 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at East Branch Brandywine Creek below Downingtown 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 East Branch Brandywine Creek below Downingtown?
Currently 20.0 °C (updated continuously).
How warm is at East Branch Brandywine Creek below Downingtown in September?
In September, the water temperature recently averaged 21.9 °C.
When is the water warmest at East Branch Brandywine Creek below Downingtown?
Across the measurement record, July is on average the warmest month (23.0 °C).
