North Fork Swannanoa River water temperature
North Fork Swannanoa River, Walkertown, North Carolina · River
The current water temperature at North Fork Swannanoa River is 19.2 °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 419 data points since July 23, 2026.
Lowest recorded value: 17.0 °C on July 31, 2026 · highest value: 22.5 °C on September 4, 2026.
In September, temperatures have ranged between 18.7 °C and 22.5 °C.
The current value is 0.9 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at North Fork Swannanoa River right now?
The current water temperature is 19.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at North Fork Swannanoa River?
Currently 19.2 °C (updated continuously).
How warm is at North Fork Swannanoa River in September?
In September, the water temperature recently averaged 20.1 °C.
When is the water warmest at North Fork Swannanoa River?
Across the measurement record, September is on average the warmest month (20.1 °C).
