Rock Creek water temperature
Rock Creek, HWY 30/93 Xing at Twin Falls, Idaho · River
The current water temperature at Rock Creek is 14.5 °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 413 data points since July 23, 2026.
Lowest recorded value: 13.7 °C on September 8, 2026 · highest value: 21.3 °C on July 25, 2026.
In September, temperatures have ranged between 13.7 °C and 17.3 °C.
The current value is 1.1 °C below the September average of this series.
Nearby waters
More measuring points: Rock Creek
Frequently asked questions
Can you swim at Rock Creek right now?
The current water temperature is 14.5 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Rock Creek?
Currently 14.5 °C (updated continuously).
How warm is at Rock Creek in September?
In September, the water temperature recently averaged 15.6 °C.
When is the water warmest at Rock Creek?
Across the measurement record, July is on average the warmest month (18.7 °C).
