Cobbs Creek water temperature
Cobbs Creek, U.s. Hghwy No. 1 at Philadelphia, Pennsylvania · River
The current water temperature at Cobbs Creek is 20.7 °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 141 data points since July 23, 2026.
Lowest recorded value: 18.5 °C on September 8, 2026 · highest value: 25.9 °C on September 2, 2026.
In September, temperatures have ranged between 18.5 °C and 25.9 °C.
The current value is 1.3 °C below the September average of this series.
Nearby waters
More measuring points: Cobbs Creek
Frequently asked questions
Can you swim at Cobbs Creek right now?
The current water temperature is 20.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Cobbs Creek?
Currently 20.7 °C (updated continuously).
How warm is at Cobbs Creek in September?
In September, the water temperature recently averaged 22.0 °C.
When is the water warmest at Cobbs Creek?
Across the measurement record, August is on average the warmest month (22.6 °C).
