Mckenzie River above South Fork, near Rainbow, Oregon water temperature
Mckenzie River above South Fork, near Rainbow, Oregon · River
The current water temperature at Mckenzie River above South Fork is 8.7 °C (as of September 20, 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 441 data points since July 22, 2026.
Lowest recorded value: 8.5 °C on September 19, 2026 · highest value: 14.3 °C on July 24, 2026.
In September, temperatures have ranged between 8.5 °C and 12.2 °C.
The current value is 1.1 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Mckenzie River above South Fork right now?
The current water temperature is 8.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Mckenzie River above South Fork?
Currently 8.7 °C (updated continuously).
How warm is at Mckenzie River above South Fork in September?
In September, the water temperature recently averaged 9.8 °C.
When is the water warmest at Mckenzie River above South Fork?
Across the measurement record, July is on average the warmest month (11.4 °C).
