Storm Drain water temperature
Storm Drain, Daisy Drive near Portsmouth, Virginia · River
The current water temperature at Storm Drain is 23.9 °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 154 data points since July 24, 2026.
Lowest recorded value: 22.5 °C on July 26, 2026 · highest value: 26.4 °C on September 3, 2026.
In September, temperatures have ranged between 23.0 °C and 26.4 °C.
The current value is 0.7 °C below the September average of this series.
Nearby waters
More measuring points: Storm Drain
Frequently asked questions
Can you swim at Storm Drain right now?
The current water temperature is 23.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Storm Drain?
Currently 23.9 °C (updated continuously).
How warm is at Storm Drain in September?
In September, the water temperature recently averaged 24.6 °C.
When is the water warmest at Storm Drain?
Across the measurement record, August is on average the warmest month (24.9 °C).
