Big Blue River water temperature
Big Blue River, Marysville, Kansas · River
The current water temperature at Big Blue River is 22.3 °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 162 data points since July 23, 2026.
Lowest recorded value: 22.1 °C on September 16, 2026 · highest value: 32.4 °C on July 27, 2026.
In September, temperatures have ranged between 22.1 °C and 31.9 °C.
The current value is 6.0 °C below the September average of this series.
Nearby waters
More measuring points: Big Blue River
Frequently asked questions
Can you swim at Big Blue River right now?
The current water temperature is 22.3 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Big Blue River?
Currently 22.3 °C (updated continuously).
How warm is at Big Blue River in September?
In September, the water temperature recently averaged 28.3 °C.
When is the water warmest at Big Blue River?
Across the measurement record, July is on average the warmest month (29.1 °C).
