The Glade water temperature
The Glade, Howland Drive at Reston, Virginia · River
The current water temperature at The Glade is 19.9 °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 103 data points since August 26, 2026.
Lowest recorded value: 18.0 °C on September 8, 2026 · highest value: 24.5 °C on September 4, 2026.
In September, temperatures have ranged between 18.0 °C and 24.5 °C.
The current value is 1.7 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at The Glade right now?
The current water temperature is 19.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at The Glade?
Currently 19.9 °C (updated continuously).
How warm is at The Glade in September?
In September, the water temperature recently averaged 21.6 °C.
