Lake Tapps Diversion water temperature
Lake Tapps Diversion, Sex Cove · River
The current water temperature at Lake Tapps Diversion is 14.3 °C (as of September 21, 2026, source: USGS · Proxy).
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 268 data points since July 23, 2026.
Lowest recorded value: 10.9 °C on July 23, 2026 · highest value: 14.8 °C on September 21, 2026.
In September, temperatures have ranged between 13.0 °C and 14.8 °C.
The current value is 0.8 °C above the September average of this series.
Nearby waters
More measuring points: Lake Tapps Diversion
Frequently asked questions
Can you swim at Lake Tapps Diversion right now?
The current water temperature is 14.3 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Lake Tapps Diversion?
Currently 14.3 °C (updated continuously).
How warm is at Lake Tapps Diversion in September?
In September, the water temperature recently averaged 13.5 °C.
When is the water warmest at Lake Tapps Diversion?
Across the measurement record, September is on average the warmest month (13.5 °C).
