Little Mahoning Creek water temperature
Little Mahoning Creek, McCormick, Pennsylvania · River
The current water temperature at Little Mahoning Creek is 17.4 °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 140 data points since July 23, 2026.
Lowest recorded value: 15.6 °C on September 15, 2026 · highest value: 24.2 °C on September 2, 2026.
In September, temperatures have ranged between 15.6 °C and 24.2 °C.
The current value is 2.9 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Little Mahoning Creek right now?
The current water temperature is 17.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Little Mahoning Creek?
Currently 17.4 °C (updated continuously).
How warm is at Little Mahoning Creek in September?
In September, the water temperature recently averaged 20.3 °C.
When is the water warmest at Little Mahoning Creek?
Across the measurement record, September is on average the warmest month (20.3 °C).
